26 changed files with 1476 additions and 2280 deletions
--- a/Core/Inc/boot_project_setup.h
+++ b/Core/Inc/boot_project_setup.h
@ -0,0 +1,36 @@
+// BOOTLOADER defines
+
+// RCC defines
+#define __RCC_UART_BOOT_CLK_ENABLE() 	__HAL_RCC_USART3_CLK_ENABLE()
+#define __RCC_UART_PORT_CLK_ENABLE() 	__HAL_RCC_GPIOB_CLK_ENABLE()
+#define __RCC_DMA_UART_CLK_ENABLE() 	__HAL_RCC_DMA1_CLK_ENABLE()
+#define __RCC_DMA_SDIO_CLK_ENABLE() 	__HAL_RCC_DMA2_CLK_ENABLE()
+#define __RCC_TIM_BOOT_CLK_ENABLE() 	__HAL_RCC_TIM7_CLK_ENABLE()
+
+
+// USART defines
+#define UART_BOOT 			USART3 			// usart
+#define UART_SPEED 			256000
+#define UART_BOOT_IRQn 	USART3_IRQn
+
+#define UART_PORT 			GPIOB				// usart port
+#define UART_PIN_TX 		GPIO_PIN_10
+#define UART_PIN_RX 		GPIO_PIN_11
+
+
+// DMA defines
+#define DMA_UART_Channel 	DMA1_Channel3
+#define DMA_SDIO_Channel 	DMA2_Channel4
+#define DMA_UART_IRQn 		DMA1_Channel3_IRQn
+#define DMA_SDIO_IRQn 		DMA2_Channel4_5_IRQn
+
+// TIM defines
+#define TIM_BOOT 						TIM7
+#define TIM_BOOT_Prescaler 	64000 // set up for 1 tick - 1 ms (no decrement needed)
+#define TIM_BOOT_IRQn 			TIM7_IRQn
+
+// SDIO defines
+#define SDIO_SDCard_In_PORT GPIOB
+#define SDIO_SDCard_In_PIN 	GPIO_PIN_5
+#define SDIO_SDCard_In_IRQn EXTI9_5_IRQn
+
--- a/Core/Inc/custom_flash.h
+++ b/Core/Inc/custom_flash.h
@ -0,0 +1,9 @@
+#include "main.h"
+
+#define PAGE_SIZE 2048
+
+
+HAL_StatusTypeDef FLASH_Write_Page(uint32_t *Address, uint8_t *Data, int Data_size);
+HAL_StatusTypeDef FLASH_Write_Word(uint32_t Address, uint64_t Data);
+HAL_StatusTypeDef FLASH_Erase_App(void);
+uint8_t *FLASH_Read(uint32_t add);
--- a/Core/Inc/custom_receive_and_write.h
+++ b/Core/Inc/custom_receive_and_write.h
@ -0,0 +1,20 @@
+#include "main.h"
+#include "ff.h"
+
+//#include "usart.h"
+#define sizebuff 16
+struct flags
+{
+	unsigned writting:1;
+};
+
+extern struct flags flags_UART_FATFS;
+
+FRESULT CreateAndOpenMessageFile(FIL *MessageFile, const TCHAR* path);
+FRESULT OpenMessageFile(FIL *MessageFile, const TCHAR* path);
+FRESULT WriteMessage(FIL *MessageFile, char *Message, UINT SizeOfMessage);
+FRESULT CloseMessageFile(FIL *MessageFile);
+void WriteFile(char *Data, int Num_of_Data);
+	
+void Check_USART(void);
+	
--- a/Core/Inc/custom_usart.h
+++ b/Core/Inc/custom_usart.h
@ -0,0 +1,20 @@
+#include "main.h"
+
+#define __USER_LINKDMA(__HANDLE__, __PPP_DMA_FIELD__, __DMA_HANDLE__)               \
+                        do{                                                      \
+                              (__HANDLE__)->__PPP_DMA_FIELD__ = (__DMA_HANDLE__); \
+                              (__DMA_HANDLE__)->Parent = (__HANDLE__);} while(0U)
+
+struct UARTSettings
+{
+	USART_TypeDef *UARTx;
+	uint32_t UART_Speed;
+	GPIO_TypeDef *GPIOx;
+	uint16_t GPIO_PIN_RX;
+	uint16_t GPIO_PIN_TX;
+	DMA_Channel_TypeDef *DMAChannel; // DMAChannel = 0 if doesnt need
+};
+
+void User_UART_Init(UART_HandleTypeDef* huart, DMA_HandleTypeDef *DMAhuart, struct UARTSettings *uuart);
+void UART_GPIO_Init(GPIO_TypeDef *GPIOx, uint16_t GPIO_PIN_RX, uint16_t GPIO_PIN_TX);
+void UART_DMA_Init(UART_HandleTypeDef *huart, DMA_HandleTypeDef *hdma_rx, DMA_Channel_TypeDef *DMAhuart);
--- a/Core/Inc/main.h
+++ b/Core/Inc/main.h
@ -31,6 +31,7 @@ extern "C" {

 /* Private includes ----------------------------------------------------------*/
 /* USER CODE BEGIN Includes */
+#include "boot_project_setup.h"
 #include "requester.h"

 /* USER CODE END Includes */
--- a/Core/Inc/requester.h
+++ b/Core/Inc/requester.h
@ -10,20 +10,8 @@
 #define ONLINE 1;
 #define OFFLINE 0;

-// TIM defines
 #define TIM_REQUESTER_Prescaler 64000

-//CAN Settings
-#define _HCAN hcan
-
-//CAN Speed
-#define CAN_SPEED_PRSC_1000KB 2
-#define CAN_SPEED_PRSC_500KB 4
-#define CAN_SPEED_PRSC_250KB 8
-#define CAN_SPEED_PRSC_125KB 16
-#define CAN_SPEED_PRSC_50KB 40
-#define CAN_CURRENT_SPEED CAN_SPEED_PRSC_250KB
-
 //CAN Filter
 #define ID_MAIN_DEVICE 0x000
 #define CURRENT_ID_DEVICE 0x002
@ -34,6 +22,19 @@
 #define CAN_SENSOR_TYPE_FILTER 0x00F80000
 #define CAN_SENSOR_ID_FILTER 0x0007FF00

+
+void REQUESTER_Init(void);
+void REQUESTER_MainWhile(void);
+void Boot_SystemClock_Config(void);
+void REQUESTER_AnalogProcessing(void);
+void REQUESTER_BroadcastProcessing(void);
+void REQUESTER_DiscreticProcessing(void);
+void REQUESTER_ModbusProcessing(void);
+void REQUESTER_RTC_SYNC(uint8_t *data);
+void REQUESTER_Pulse_TIM_Handler(void);
+void Boot_SystemClock_Config(void);
+void REQUESTER_CAN_FILTERS(void);
+
 union Byte{
 	struct bitfield{
 		unsigned bit0:1;
@ -74,26 +75,24 @@ _Bool IsLeapYear(uint8_t year);
 #define DATA_TYPE_PULSE 0b1111

 //Sensor Types for DATA_TYPE_BROADCAST
-#define SENSOR_TYPE_BROADCAST_STATUS 0b00000
-#define SENSOR_TYPE_BROADCAST_ONOFF 0b00001
-#define SENSOR_TYPE_BROADCAST_RESTARTDEVICE 0b00010
-#define SENSOR_TYPE_BROADCAST_RTCSETUP 0b00011
+#define SENSOR_TYPE_STATUS 0b00000
+#define SENSOR_TYPE_ONOFF 0b00001
+#define SENSOR_TYPE_RTCSETUP 0b00010

 //Sensor Types for DATA_TYPE_DISCRETE
-#define SENSOR_TYPE_DISCRETE_ACCIDENT 0b00000
-#define SENSOR_TYPE_DISCRETE_WARNING 0b00001
-#define SENSOR_TYPE_DISCRETE_CONTROL_SIGNALS 0b00010
-#define SENSOR_TYPE_DISCRETE_FLAGS 0b00011
-#define SENSOR_TYPE_DISCRETE_RESET 0b00100
-#define SENSOR_TYPE_DISCRETE_CHANGE_MODE 0b00101
-#define SENSOR_TYPE_DISCRETE_REQUEST_LIST_OF_PARAMETERS 0b00110
+#define SENSOR_TYPE_ACCIDENT 0b00000
+#define SENSOR_TYPE_WARNING 0b00001
+#define SENSOR_TYPE_CONTROL_SIGNALS 0b00010
+#define SENSOR_TYPE_FLAGS 0b00011
+#define SENSOR_TYPE_RESET 0b00100
+#define SENSOR_TYPE_CHANGE_MODE 0b00101
+#define SENSOR_TYPE_REQUEST_LIST_OF_PARAMETERS 0b00110

 //Sensor Types for DATA_TYPE_ANALOG
-#define SENSOR_TYPE_ANALOG_UNIVERSAL 0b00000
-#define SENSOR_TYPE_ANALOG_USTAVKI 0b00001
-#define SENSOR_TYPE_ANALOG_U 0b00010
-#define SENSOR_TYPE_ANALOG_I 0b00011
-#define SENSOR_TYPE_ANALOG_T 0b00100
+#define SENSOR_TYPE_UNIVERSAL 0b00000
+#define SENSOR_TYPE_U 0b00001
+#define SENSOR_TYPE_I 0b00010
+#define SENSOR_TYPE_T 0b00011

 //Error Code
 #define NONEXISTENT_ELEMENT 0x01
@ -107,7 +106,7 @@ struct controlflags{
 };

 //Device settings
-/*union ext_ID{
+union ext_ID{
 	struct ext_ID_fields{
 		unsigned DeviceID:8;
 		unsigned SensorID:11;
@ -124,33 +123,15 @@ union ext_ID_Modbus{
 		unsigned CountReg:8;
 		unsigned StrAdr:8;
 		unsigned DataType:4;
-		unsigned Route:1;
+		unsigned Route;
 	}Fields;
 	unsigned int BitAll:29;	
-};*/
-
-typedef union _extID{
-	struct extID_Standard_Fields{
-		unsigned DeviceID:8;
-		unsigned SensorID:11;
-		unsigned SensorType:5;
-		unsigned DataType:4;
-		unsigned Route:1;
-	}StandardFields;
-	struct extID_Modbus_Fields{
-		unsigned DeviceID:8;
-		unsigned CountReg:8;
-		unsigned StrAdr:8;
-		unsigned DataType:4;
-		unsigned Route:1;
-	}ModbusFields;
-	unsigned int BitAll:29;	
-}extID;
+};

 struct device
 {
 	unsigned Status:1;
-	extID ExtID;
+	union ext_ID ExtID;
 	unsigned TimeFromLastPulse;
 	unsigned LastPulseStep;
 };
@ -180,7 +161,7 @@ struct data
 };

 struct received_request{
-	extID RequestedExtID;
+	union ext_ID RequestedExtID;
 	unsigned RequestedDLC;
 	uint8_t RxData[8]; 
 	
@ -240,56 +221,4 @@ struct received_request{
 	unsigned ModbusFlag:1;
 };

-
-#define CAN_RX_BUFFER_SIZE 128
-
-struct RXMsg{
-	struct INFO{
-		unsigned EXT:1;
-		unsigned RTR:1;
-	}info;
-	extID eID;
-	uint16_t DLC;
-	uint8_t Data[8];
-};
-
-uint16_t AvailableCanRxMsg(void);
-
-
-void REQUESTER_Init(void);
-void REQUESTER_MainWhile(void);
-void Boot_SystemClock_Config(void);
-
-void REQUESTER_AnalogProcessing(struct RXMsg _rxMsg);
-HAL_StatusTypeDef CanRequestToAnalogUniversal(struct RXMsg _rxMsg);
-HAL_StatusTypeDef CanRequestToAnalogUSTAVKI(struct RXMsg _rxMsg);
-HAL_StatusTypeDef CanRequestToAnalogUSens(struct RXMsg _rxMsg);
-HAL_StatusTypeDef CanRequestToAnalogISens(struct RXMsg _rxMsg);
-HAL_StatusTypeDef CanRequestToAnalogTSens(struct RXMsg _rxMsg);
-
-void REQUESTER_BroadcastProcessing(struct RXMsg _rxMsg);
-HAL_StatusTypeDef CanRequestToBroadcastStatus(struct RXMsg _rxMsg);
-void CanRequestToBroadcastOnOff(struct RXMsg _rxMsg);
-void CanRequestToBroadcastRestart(struct RXMsg _rxMsg);
-void CanRequestToBroadcastRtcSetup(struct RXMsg _rxMsg);
-
-void REQUESTER_DiscreticProcessing(struct RXMsg _rxMsg);
-void CanRequestToDiscreteAccident(struct RXMsg _rxMsg);
-void CanRequestToDiscreteWarning(struct RXMsg _rxMsg);
-void CanRequestToDiscreteControlSignals(struct RXMsg _rxMsg);
-void CanRequestToDiscreteFlags(struct RXMsg _rxMsg);
-void CanRequestToDiscreteReset(struct RXMsg _rxMsg);
-void CanRequestToDiscreteChangeMode(struct RXMsg _rxMsg);
-void CanRequestToDiscreteRequestListOfParameters(struct RXMsg _rxMsg);
-
-void REQUESTER_ModbusProcessing(struct RXMsg _rxMsg);
-void CanRequestToModbusCoil(struct RXMsg _rxMsg);
-void CanRequestToModbusDiscrete(struct RXMsg _rxMsg);
-void CanRequestToModbusHolding(struct RXMsg _rxMsg);
-void CanRequestToModbusInput(struct RXMsg _rxMsg);
-
-void REQUESTER_RTC_SYNC(uint8_t *data);
-void REQUESTER_Pulse_TIM_Handler(void);
-void Boot_SystemClock_Config(void);
-void REQUESTER_CAN_FILTERS(void);
 #endif
--- a/Core/Src/bootloader.c
+++ b/Core/Src/bootloader.c
@ -0,0 +1,614 @@
+#include "bootloader.h"
+#include "custom_receive_and_write.h"
+
+extern FLASH_EraseInitTypeDef EraseInitStruct;
+
+struct flag FLAGS;
+struct Bootloader_Errors_Counters BOOTLOADER_ERRORS_COUNTERS;
+struct Bootloader_Errors BOOTLOADER_ERRORS;
+
+uint32_t app_current_add; // address for writing pages
+int cnt_tim_reset = 0; // WD Tim counter
+
+
+uint8_t ReceiveDataUART[4]; // buffer for CMD
+uint8_t Data2Write[PAGE_SIZE*2]; // DMA buffer for application
+uint8_t CAN_Data[8];
+
+
+CAN_TxHeaderTypeDef TxHeader;
+CAN_RxHeaderTypeDef RxHeader;
+uint32_t TxMailBox = 0; // num of used mail
+
+
+extern UART_HandleTypeDef huart_boot; // uart handler for boot uart
+extern DMA_HandleTypeDef hdma_usart_boot_rx; // dma handler for boot uart
+struct UARTSettings UARTSet; // settings for uart
+
+void Bootloader_Init(void)
+{	
+	HAL_Init();	
+	Boot_SystemClock_Config();
+	MX_DMA_Init();
+	//Если используется ЮСАРТ - инициализация
+#ifdef __USART_H__
+	
+	UARTSet.UARTx = UART_BOOT;
+	UARTSet.UART_Speed = UART_SPEED;
+	UARTSet.GPIOx = UART_PORT;
+	UARTSet.GPIO_PIN_RX = UART_PIN_RX;
+	UARTSet.GPIO_PIN_TX = UART_PIN_TX;
+	UARTSet.DMAChannel = DMA_UART_Channel;
+	
+	User_UART_Init(&huart_boot, &hdma_usart_boot_rx, &UARTSet);
+#endif
+
+	//Если используется SD-карта - инициализация
+#ifdef __SDIO_H__
+	BSP_SD_ITConfig();
+#endif
+	
+#ifdef __CAN_H__	
+  MX_CAN_Init();
+#endif
+	
+	//Инициализация светодиодов
+	MX_GPIO_Init();
+	MX_TIM7_Init();
+}
+
+HAL_StatusTypeDef res_hal;		
+void Bootloader_main(void) // main function, that defines bootloader behaviour
+{
+	/*
+	// Настройка доступной переферии с помощью define
+	Bootloader_Init();
+	*/
+	
+  /* START APPLICATION */
+	if (ReadKey() == BL_KEY_APP_WRITTEN)
+	{		
+		// jump to main app
+		//Задаётся адрес программы со смещением от начала вектора прерываний
+		uint32_t app_jump_adr;
+		app_jump_adr=*((volatile uint32_t*)(MAIN_APP_START_ADR+4));
+		void(*GoToApp)(void);
+		
+		//Деинициализация HAL
+		HAL_DeInit();
+		
+		GoToApp = (void (*) (void)) app_jump_adr;
+		//Перенос вектора прерываний на начало зашитой программы
+		__disable_irq();
+		__set_MSP(*((volatile uint32_t*)MAIN_APP_START_ADR));
+		__enable_irq();
+		//Переход к выполнению зашитой программы
+		GoToApp();
+	}
+	else  /* START PROGRAMMING MCU */
+	{
+		/* MCU Configuration for bootloader-------------------------------------------*/
+		/* Reset of all peripherals, Initializes the Flash BootloaderCMD and the Systick. */
+		Bootloader_Init();
+		FLAGS.InitOrWait = 0;
+		
+		// waif for commant for programming
+		do{
+			res_hal=HAL_UART_Receive_IT(&huart_boot, ReceiveDataUART, sizeof(ReceiveDataUART));
+			if(res_hal!=HAL_OK){
+				BOOTLOADER_ERRORS_COUNTERS.USART_RECEIVE++;
+				BOOTLOADER_ERRORS.USART_RECEIVE=1;
+			}
+		}while(res_hal!=HAL_OK); // if usart err - try start receive again
+		
+		HAL_CAN_Start(&hcan);
+		HAL_CAN_ActivateNotification(&hcan, CAN_IT_RX_FIFO0_MSG_PENDING);
+		
+CAN_FilterTypeDef canFilterConfig;
+canFilterConfig.FilterBank = 0;
+canFilterConfig.FilterMode = CAN_FILTERMODE_IDMASK;
+canFilterConfig.FilterScale = CAN_FILTERSCALE_32BIT;
+canFilterConfig.FilterIdHigh = 0x0000;
+canFilterConfig.FilterIdLow = 0x0000;
+canFilterConfig.FilterMaskIdHigh = 0x0000;
+canFilterConfig.FilterMaskIdLow = 0x0000;
+canFilterConfig.FilterFIFOAssignment = CAN_RX_FIFO0;
+canFilterConfig.FilterActivation = ENABLE;
+canFilterConfig.SlaveStartFilterBank = 14;
+HAL_CAN_ConfigFilter(&hcan, &canFilterConfig);
+		
+//		FLAGS.StartInit=1;			
+//		FLAGS.reInitMCU=1;
+//		FLAGS.BootloaderCMD = 2;
+		app_current_add = MAIN_APP_START_ADR;
+//		HAL_CAN_Start(&hcan);
+		/* Infinite loop */
+		while (1)
+		{					
+//			HAL_Delay(10);
+//			HAL_UART_Transmit(&huart_boot, (uint8_t *)"000000", 6, HAL_MAX_DELAY);
+			
+			// choose interface for programming
+			if (FLAGS.StartInit)
+			{
+				
+				
+				if (FLAGS.reInitMCU) // if its reInit request - erase outdate app
+				{
+					GPIOB->ODR^=0x2000;
+					res_hal=FLASH_Erase_App();
+					if(res_hal!=HAL_OK)
+					{
+						FLAGS.StartInit=1;
+						
+						BOOTLOADER_ERRORS.FLASH_ERASE = 1;
+						continue;
+					}
+					BOOTLOADER_ERRORS.FLASH_ERASE = 0;
+					GPIOB->ODR^=0x2000;
+					FLAGS.reInitMCU = 0;
+				}
+				FLAGS.StartInit = 0;
+				
+				HAL_UART_AbortReceive_IT(&huart_boot);
+				HAL_CAN_Stop(&hcan);
+				HAL_CAN_DeactivateNotification(&hcan, CAN_IT_RX_FIFO0_MSG_PENDING);
+				
+				switch ((int)FLAGS.BootloaderCMD) 
+				{
+					// UART
+					#ifdef __USART_H__
+					case 1:/* UART	*/
+						FLAGS.InitBootPeriph = 1;
+						// start receiving app.bin
+						res_hal = HAL_UART_Receive_DMA(&huart_boot, Data2Write, PAGE_SIZE*2);
+						if(res_hal!=HAL_OK)
+						{
+							FLAGS.StartInit=1;
+							BOOTLOADER_ERRORS_COUNTERS.USART_RECEIVE++;
+							BOOTLOADER_ERRORS.USART_RECEIVE = 1;
+							break;
+						}
+						// code of writing app in flash in callbacks functions:
+						// HAL_UART_RxHalfCpltCallback and HAL_UART_RxCpltCallback
+						break;
+					#endif
+					
+					#ifdef __CAN_H__
+					// CAN
+					case 2: /* CAN	*/ 
+						// activate can and start receiving app.bin
+						FLAGS.InitOrWait=1;
+						res_hal = HAL_CAN_Start(&hcan);
+						res_hal = HAL_CAN_ActivateNotification(&hcan, CAN_IT_RX_FIFO0_MSG_PENDING | CAN_IT_ERROR | CAN_IT_BUSOFF | CAN_IT_LAST_ERROR_CODE);
+						// code of writing app in flash in callback functions:
+						// HAL_CAN_RxFifo0MsgPendingCallback
+						break;
+					#endif
+					
+					// SD
+					#ifdef __SDIO_H__
+					case 3: /*  SD	*/ 
+						if (FLAGS.SDCardIn==0) // wait for sd-card
+						{
+							FLAGS.StartInit=1; // if there is no card, exit programmator and go in again
+							BOOTLOADER_ERRORS.SD_CARD_NOT_INSERTED = 1;
+							//Ошибка SD карты. Начать приём новой cmd
+							break;
+						}
+						HAL_Delay(100); // wait for inputting SD Card
+						if (FLAGS.SDCardIn==0)
+						{
+							FLAGS.StartInit=1;
+							BOOTLOADER_ERRORS.SD_CARD_NOT_INSERTED = 1;
+							break;
+						}
+						
+						FRESULT res_fresult;
+						SD_Programming(&res_fresult, &res_hal); // programming from sd card
+						// res_fresual - status for sd card read // res_hal - status for flash write
+						//Если всё удачно - выполнить код ниже. Если нет - StartInit = 1, break
+						if(res_fresult!=FR_OK || res_hal!=HAL_OK)
+						{
+							FLAGS.StartInit=1;
+							
+							if(res_fresult!=FR_OK){
+								BOOTLOADER_ERRORS_COUNTERS.SD_CARD_READ++;
+								BOOTLOADER_ERRORS.SD_CARD_READ = 1;
+							}
+							if(res_hal!=HAL_OK){
+								BOOTLOADER_ERRORS_COUNTERS.FLASH_WRITE++;
+								BOOTLOADER_ERRORS.FLASH_WRITE = 1;
+							}		
+							break;
+						}
+						// write Key: application in Flash, and reset MCU
+						{
+							ResetKey();
+							SetKey();
+							NVIC_SystemReset();
+						}// reset mcu
+						break;
+					#endif
+					
+					default: // if command is incorrect - wait CMD
+						BOOTLOADER_ERRORS_COUNTERS.CMD_INVALID++; // uncorrect command
+						BOOTLOADER_ERRORS.CMD_INVALID=1;
+						do
+						{
+							res_hal=HAL_UART_Receive_IT(&huart_boot, ReceiveDataUART, sizeof(ReceiveDataUART));
+							if(res_hal!=HAL_OK){
+								BOOTLOADER_ERRORS_COUNTERS.USART_RECEIVE++; // err when initialize uart
+								BOOTLOADER_ERRORS.USART_RECEIVE=1;}
+						}while(res_hal!=HAL_OK);
+						HAL_CAN_Start(&hcan);
+						HAL_CAN_ActivateNotification(&hcan, CAN_IT_RX_FIFO0_MSG_PENDING);
+				}
+			}
+			
+//	TxHeader.StdId = 0x200; // ID OF MESSAGE
+//	TxHeader.ExtId = 0; // STANDART FRAME (NOT EXTENTED)
+//	TxHeader.RTR = CAN_RTR_DATA; // TRANSMIT DATA OR 
+//	TxHeader.IDE = CAN_ID_STD; // STANDART FRAME
+//	TxHeader.DLC = 8; // DATA SIZE
+//	TxHeader.TransmitGlobalTime = DISABLE; //THIS MODE IS NOT USED, SO DISABLE
+//	uint8_t asd[8] = "ABCDEFGL";
+//	while(HAL_CAN_GetTxMailboxesFreeLevel(&hcan) == 0); // wait for free mail box
+//		res_hal =	HAL_CAN_AddTxMessage(&hcan, &TxHeader, asd, &TxMailBox); // add to mail for transmit
+//	HAL_Delay(1000);
+			
+			
+		}
+	}
+}
+
+
+
+
+void SD_Programming(FRESULT *res_fresult, HAL_StatusTypeDef *res_hal)
+{					
+	// init peripth
+	MX_FATFS_Init();
+	MX_SDIO_SD_Init();
+	FIL MFile;
+	int SizeApp;
+	int AppCount;
+	
+	// mount disk
+	uint8_t MOUNT=1;	
+	*res_fresult = f_mount(&SDFatFS, (TCHAR const*)SDPath, 1);
+	if(*res_fresult != FR_OK) return;
+
+	// name of the application file
+	static char path[8] = "app.bin";
+	path[7] = '\0';
+	
+	
+	// OPEN AND READ
+	*res_fresult = f_open(&MFile, (const TCHAR*)path, FA_READ);	
+	if (*res_fresult == FR_OK)
+	{
+		SizeApp = MFile.fsize;
+		AppCount = 0; // counter of written bytes
+		
+		
+		unsigned int bytesRead;
+		// reading and writing two pages
+		while(SizeApp - AppCount >= PAGE_SIZE*2) // read while count of rest bytes more than size of two pages
+		{
+			*res_fresult = f_read(&MFile, Data2Write, PAGE_SIZE*2, &bytesRead);
+			
+			if(*res_fresult != FR_OK) return;
+			
+			AppCount += PAGE_SIZE*2;
+			
+			*res_hal = FLASH_Write_Page(&app_current_add, Data2Write, PAGE_SIZE*2);
+			
+			if(*res_hal != HAL_OK) return;
+			
+			GPIOB->ODR^=0x2000; // indicate written two pages
+		}
+		// reading and writing rest bytes (less than two pages)
+		if(SizeApp != AppCount)
+		{
+			int NumOfLastBytes = SizeApp - AppCount;
+			
+			*res_fresult = f_read(&MFile, Data2Write, NumOfLastBytes, &bytesRead);
+			
+			if(*res_fresult != FR_OK) return;
+			
+			AppCount += PAGE_SIZE*2;
+			
+			*res_hal = FLASH_Write_Page(&app_current_add, Data2Write, NumOfLastBytes);
+			
+			if(*res_hal != HAL_OK) return;
+			
+			GPIOB->ODR^=0x2000;
+		}
+		
+		*res_fresult = f_close(&MFile); // indicate written two pages
+	}
+}
+
+void HAL_UART_RxHalfCpltCallback(UART_HandleTypeDef *huart) // writing first half of dma buffer (1 page)
+{	
+	if (huart->Instance == UART_BOOT)
+	{
+		if (FLAGS.InitOrWait)
+		{		
+			HAL_StatusTypeDef res_hal;
+			
+			if (FLAGS.InitBootPeriph) // if its first received page
+			{
+				//HAL_TIM_Base_Start_IT(&htim_boot); 	// start "wd" timer
+				FLAGS.InitBootPeriph = 0;						// 5 sec silent on RX - mcu reset
+			}
+			
+			res_hal = FLASH_Write_Page(&app_current_add, Data2Write, PAGE_SIZE);
+			if (res_hal != HAL_OK)
+			{
+				BOOTLOADER_ERRORS_COUNTERS.FLASH_WRITE++; // err when initialize uart
+				BOOTLOADER_ERRORS.FLASH_WRITE=1;
+			}
+	//		HAL_UART_DMAStop(&huart_boot);
+	//		HAL_UART_AbortReceive_IT(&huart_boot);
+	//		HAL_UART_AbortReceive(&huart_boot);
+			
+			FLAGS.HalfOfWrite = 1; // switch unwritten half of DMA buffer
+			
+			cnt_tim_reset = 0; // upd WD Tim
+			GPIOB->ODR^=0x2000; // indicate written page	
+		}
+	}
+}	
+
+void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart)  // writing second half of dma buffer (1 page)
+{
+if (huart->Instance == UART_BOOT)
+{
+	if (FLAGS.InitOrWait == 0) // if its wait mode (not writting app)
+	{
+		// set Init mode, start WDTim after receiving first page
+		Check_CMD_USART(ReceiveDataUART); // check received uart data
+		FLAGS.InitOrWait = 1;
+		FLAGS.StartInit = 1;
+		FLAGS.InitBootPeriph = 1;
+		app_current_add = MAIN_APP_START_ADR; // set adress for app		
+	}
+	else
+	{	
+		HAL_StatusTypeDef res_hal;
+		res_hal = FLASH_Write_Page(&app_current_add, Data2Write+PAGE_SIZE, PAGE_SIZE);
+		if (res_hal != HAL_OK)
+		{
+			BOOTLOADER_ERRORS_COUNTERS.FLASH_WRITE++; // err when initialize uart
+			BOOTLOADER_ERRORS.FLASH_WRITE=1;
+		}
+		
+		FLAGS.HalfOfWrite = 0; // switch unwritten half of DMA buffer
+		
+		cnt_tim_reset = 0; // upd WD Tim
+		GPIOB->ODR^=0x2000; // indicate written page
+	}
+}
+}
+
+
+uint32_t temp_app_cur_add;
+int app_size;
+/*void HAL_CAN_RxFifo0MsgPendingCallback(CAN_HandleTypeDef *hcan)
+{
+	
+	if(HAL_CAN_GetRxMessage(hcan, CAN_RX_FIFO0, &RxHeader, CAN_Data) == HAL_OK)
+	{	
+#ifdef _CAN_PUSH_ID_TO_ADDR_		
+		if(FLAGS.InitOrWait)
+		{	// if its 1 - Init: writting app.bin in flash
+			temp_app_cur_add = app_current_add+(RxHeader.ExtId&(0x0000FFFF));
+		
+			FLASH_Write_Page(&temp_app_cur_add, CAN_Data, 8);
+			app_size-=8; // decrease app_size 
+			if (app_size<=0) // when its gone - reset system and go to the app
+			{
+				__ASM("");
+				NVIC_SystemReset();
+			}
+		}
+		else
+	{	// if its 0 - Wait: parsing address to writting and size of app.bin
+		app_current_add = Data2Write[0]<<24 | Data2Write[1]<<16 | Data2Write[2]<<8 | Data2Write[3];
+		app_size = Data2Write[4]<<24 | Data2Write[5]<<16 | Data2Write[6]<<8 | Data2Write[7];
+		FLAGS.InitOrWait = 1; // switch to firmware (init)
+	}
+#endif
+		if(FLAGS.InitOrWait)
+		{
+			if (FLAGS.InitBootPeriph) // if its first received page
+			{
+				HAL_TIM_Base_Start_IT(&htim_boot); 	// start "wd" timer
+				FLAGS.InitBootPeriph = 0;						// 5 sec silent on RX - mcu reset
+			}
+			FLASH_Write_Page(&app_current_add, CAN_Data, 8);
+			cnt_tim_reset=0;
+		}
+		else
+		{
+
+		app_current_add = MAIN_APP_START_ADR; // set adress for app		
+			Check_CMD_USART(CAN_Data);
+			FLAGS.InitBootPeriph=1;		
+			FLAGS.InitOrWait = 1;
+			FLAGS.StartInit = 1;
+		}
+	}
+}
+
+*/
+void HAL_CAN_ErrorCallback(CAN_HandleTypeDef *hcan)
+{
+	uint32_t er;
+	er = HAL_CAN_GetError(hcan);
+		__ASM("");	
+}
+void Bootloader_TIM_Handler(void) // reset mcu after writing application is done
+{ // add this to the TIM handler that is used (TIMx is seting up in project_setup.h)
+	HAL_StatusTypeDef res_fresult;
+	cnt_tim_reset++;
+	if (cnt_tim_reset > 5) // writing is done if there is silence on Rx for 5 second
+	{
+		if(FLAGS.BootloaderCMD==1)
+		{
+			FLAGS.InitMCUReady = 1;
+			ResetKey();
+			SetKey(); // write key for going to application
+			int NumOfLastBytes = (PAGE_SIZE - DMA1_Channel3->CNDTR%PAGE_SIZE); // read size of new data in dma buffer
+			if (NumOfLastBytes != 0)
+			{			
+				res_fresult = FLASH_Write_Page(&app_current_add, Data2Write+PAGE_SIZE*FLAGS.HalfOfWrite, NumOfLastBytes); // writing last data
+			}
+			NVIC_SystemReset(); // reset mcu
+		}
+		else if(FLAGS.BootloaderCMD==2)
+		{
+			FLAGS.InitMCUReady = 1;
+			ResetKey();
+			SetKey();
+			NVIC_SystemReset();
+		}
+	}
+}
+
+
+void Check_CMD_USART(uint8_t *DataUART) // choose CMD (interface)
+{	// 4 byte: 0xFF - erase app, else - just write app
+	//USART
+	if ((DataUART[0]|
+				DataUART[1]<<8|
+				DataUART[2]<<16)	== 0xFFFFFF)
+	{
+		FLAGS.BootloaderCMD = 1;
+	}
+	//CAN
+	else if ((DataUART[0]|
+				DataUART[1]<<8|
+				DataUART[2]<<16)	== 0xAAAFFF)
+	{
+		FLAGS.BootloaderCMD = 2;
+	}
+	//SDIO
+	else if ((DataUART[0]|
+				DataUART[1]<<8|
+				DataUART[2]<<16)	== 0xAAFAFF)
+	{
+		FLAGS.BootloaderCMD = 3;
+		BSP_SD_DetectIT();
+	}
+	if (DataUART[3]== 0xFF)
+	{
+		FLAGS.reInitMCU = 1;
+	}
+	else
+	{
+		FLAGS.reInitMCU = 0;
+	}
+		
+}
+
+
+
+
+// reset/set key function
+void SetKey(void)
+{	
+	HAL_FLASH_Unlock();
+	
+	HAL_FLASH_Program(FLASH_TYPEPROGRAM_WORD, BOOTLOADER_KEY_ADR, BL_KEY_APP_WRITTEN);
+	
+	HAL_FLASH_Lock();	
+}
+
+uint32_t ReadKey(void)
+{	
+	return (*(__IO uint32_t*)BOOTLOADER_KEY_ADR);
+}
+
+void ResetKey(void)
+{	
+	HAL_FLASH_Unlock();
+	uint32_t PageError = 0x00;
+	
+	EraseInitStruct.TypeErase   = FLASH_TYPEERASE_PAGES;// erase pages
+	EraseInitStruct.PageAddress = BOOTLOADER_KEY_ADR;   //address
+	EraseInitStruct.NbPages     = 0x01;// num of erased  pages
+	
+	HAL_FLASHEx_Erase(&EraseInitStruct, &PageError);
+	HAL_FLASH_Lock();
+	
+}
+
+
+HAL_StatusTypeDef BSP_SD_ITConfig(void)
+{ 
+  /* Code to be updated by the user or replaced by one from the FW pack (in a stmxxxx_sd.c file) */
+  GPIO_InitTypeDef gpio_init_structure;
+
+  /* Configure Interrupt mode for SD detection pin */  
+  gpio_init_structure.Pin = SDIO_SDCard_In_PIN;
+  gpio_init_structure.Pull = GPIO_PULLUP;
+  gpio_init_structure.Speed = GPIO_SPEED_HIGH;
+  gpio_init_structure.Mode = GPIO_MODE_IT_RISING_FALLING;
+  HAL_GPIO_Init(SDIO_SDCard_In_PORT, &gpio_init_structure);
+
+  /* Enable and set SD detect EXTI Interrupt to the lowest priority */
+  HAL_NVIC_SetPriority((SDIO_SDCard_In_IRQn), 0x00, 0x00);
+  HAL_NVIC_EnableIRQ((SDIO_SDCard_In_IRQn));
+
+  return HAL_OK;
+//  return (uint8_t)0;
+}
+
+
+void BSP_SD_DetectIT(void)
+{ // add this to the EXTI handler that is used (EXTIx (GPIO_PIN_x) is seting up in project_setup.h)
+	
+	if(SDIO_SDCard_In_PORT->IDR&SDIO_SDCard_In_PIN)
+		FLAGS.SDCardIn = 0;
+	else
+		FLAGS.SDCardIn = 1;
+}
+
+
+void Boot_SystemClock_Config(void)
+{
+  RCC_OscInitTypeDef RCC_OscInitStruct = {0};
+  RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
+
+  /** Initializes the RCC Oscillators according to the specified parameters
+  * in the RCC_OscInitTypeDef structure.
+  */
+  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
+  RCC_OscInitStruct.HSIState = RCC_HSI_ON;
+  RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
+  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
+  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI_DIV2;
+  RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL16;
+  if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
+  {
+    Error_Handler();
+  }
+
+  /** Initializes the CPU, AHB and APB buses clocks
+  */
+  RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
+                              |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
+  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
+  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
+  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
+  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
+
+  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
+  {
+    Error_Handler();
+  }
+  HAL_RCC_MCOConfig(RCC_MCO, RCC_MCO1SOURCE_PLLCLK, RCC_MCODIV_1);
+}
--- a/Core/Src/can.c
+++ b/Core/Src/can.c
@ -38,7 +38,7 @@ void MX_CAN_Init(void)

  /* USER CODE END CAN_Init 1 */
  hcan.Instance = CAN1;
-  hcan.Init.Prescaler = CAN_CURRENT_SPEED;
+  hcan.Init.Prescaler = 2;
  hcan.Init.Mode = CAN_MODE_NORMAL;
  hcan.Init.SyncJumpWidth = CAN_SJW_1TQ;
  hcan.Init.TimeSeg1 = CAN_BS1_13TQ;
--- a/Core/Src/custom_flash.c
+++ b/Core/Src/custom_flash.c
@ -0,0 +1,94 @@
+#include "custom_flash.h"
+#include "bootloader.h"
+FLASH_EraseInitTypeDef EraseInitStruct;
+//uint32_t PAGE_OFFSET = ((uint32_t)((4-1) * 0x0400));
+uint32_t PAGE_NUMB = 127;
+
+
+
+
+uint8_t *FLASH_Read(uint32_t add)
+{
+	return (uint8_t *)add;
+}
+
+HAL_StatusTypeDef FLASH_Write_Word(uint32_t Address, uint64_t Data) //Куда записывать
+{
+	HAL_StatusTypeDef res;
+	
+	res = HAL_FLASH_Unlock();
+	
+	if (res != HAL_OK) return res;
+	
+	res = HAL_FLASH_Program(FLASH_TYPEPROGRAM_WORD, Address, (uint32_t)(Data));
+	
+	if (res != HAL_OK) return res;
+
+	res = HAL_FLASH_Lock();
+	
+	return res;
+}
+uint32_t word_data;
+
+
+
+
+HAL_StatusTypeDef FLASH_Write_Page(uint32_t *Address, uint8_t *Data, int Data_size)
+{
+		//GPIOB->ODR^=(0x2000);
+//		GPIOB->ODR|=0x4000;
+	
+	HAL_StatusTypeDef res;
+	int data_cnt = 0;
+	uint32_t adr;
+	
+	
+	res = HAL_FLASH_Unlock();
+	
+	if (res != HAL_OK) return res;
+	
+	for (adr = *Address; adr < *Address + Data_size; adr = adr+4)
+	{
+		word_data = (
+				Data[data_cnt]|
+				Data[data_cnt+1]<<8|
+				Data[data_cnt+2]<<16|
+				Data[data_cnt+3]<<24);
+		
+		res = HAL_FLASH_Program(FLASH_TYPEPROGRAM_WORD, adr, word_data);
+		
+		if (res != HAL_OK) return res;
+		
+		data_cnt +=4;
+	}
+	
+	*Address += Data_size;
+	res = HAL_FLASH_Lock();
+	
+	return res;
+}
+
+
+
+HAL_StatusTypeDef FLASH_Erase_App(void) //
+{
+	HAL_StatusTypeDef res;
+	uint32_t PageError = 0x00;
+	
+	res = HAL_FLASH_Unlock();
+	
+	if (res != HAL_OK) return res;
+	
+	EraseInitStruct.TypeErase   = FLASH_TYPEERASE_PAGES;// erase pages
+	EraseInitStruct.Banks = 1;
+	EraseInitStruct.PageAddress = MAIN_APP_START_ADR;   //address
+	EraseInitStruct.NbPages     = MAIN_APP_NUM_OF_PAGE;// num of erased  pages
+	
+	res = HAL_FLASHEx_Erase(&EraseInitStruct, &PageError);
+	
+	if (res != HAL_OK) return res;
+	
+	res = HAL_FLASH_Lock();
+	
+	return res;
+}
--- a/Core/Src/custom_receive_and_write.c
+++ b/Core/Src/custom_receive_and_write.c
@ -0,0 +1,105 @@
+#include "custom_receive_and_write.h"
+extern UART_HandleTypeDef huart3;
+struct flags flags_UART_FATFS;
+extern FIL SDFile;
+uint8_t bytescnt;
+char Char_Shift = 0x41;
+FIL MFile;
+
+uint8_t Message[sizebuff] = "";
+
+uint8_t path_uart[5] = "A.txt";
+
+
+//void MountSD(void)
+//{
+//	if((f_mount(&SDFatFS, (TCHAR const*)SDPath, MOUNT)) ==FR_OK)
+//  {
+//		for (int i=0;i<5;i++)
+//			{
+//				GPIOB->ODR^=1<<14;
+//				HAL_Delay(500);
+//			}
+//			 GPIOB->ODR&=~(1<<14);  \
+//	}
+//}
+
+FRESULT CreateAndOpenMessageFile(FIL *MessageFile, const TCHAR* Path)
+{
+	return f_open(MessageFile, Path, FA_WRITE | FA_CREATE_ALWAYS);
+}
+
+FRESULT OpenMessageFile(FIL *MessageFile, const TCHAR* Path)
+{
+	return f_open(MessageFile, Path, FA_READ);
+}
+
+FRESULT WriteMessage(FIL *MessageFile, char *Message, UINT SizeOfMessage)
+{
+	FRESULT ResultOfOperation;
+	uint32_t WrittenBytes;
+	ResultOfOperation = f_lseek(MessageFile,f_size(MessageFile));
+	ResultOfOperation = f_write(MessageFile, Message, SizeOfMessage, &WrittenBytes);
+	if (WrittenBytes!=SizeOfMessage) return FR_INVALID_PARAMETER;
+	//GPIOB->ODR^=0xf000;
+	return ResultOfOperation;
+}
+
+FRESULT CloseMessageFile(FIL *MessageFile)
+{
+	return f_close(MessageFile);	
+}
+
+void WriteFile(char *Data, int Num_of_Data)
+{ 
+	static int FileOpen = 0;
+	OpenMessageFile(&MFile, (const TCHAR*)path_uart);
+	WriteMessage(&MFile, Data, Num_of_Data);
+	CloseMessageFile(&MFile);
+//	Char_Shift++;
+//	path_uart[0] = (char)Char_Shift;
+}
+
+void Check_USART(void)
+{		
+	uint8_t res;
+
+	static FIL MessageFile;
+
+	if (flags_UART_FATFS.writting==0)
+	{		switch((int)Message[0])
+		{
+			case 1:			
+			flags_UART_FATFS.writting = 1;
+			Message[bytescnt] = '\0';
+			res = CreateAndOpenMessageFile(&MessageFile, (const TCHAR*)(Message+1)); 
+			break;
+			case 2:		
+			flags_UART_FATFS.writting = 1;
+			res = OpenMessageFile(&MessageFile, (const TCHAR*)path_uart);	
+			break;	
+		}	
+
+	}
+	else
+	{		
+		if (Message[0] == 0x03)
+		{
+			flags_UART_FATFS.writting = 0;
+			res = CloseMessageFile(&MessageFile);
+		}		
+		else 
+		{
+			res = WriteMessage(&MessageFile, (char *)Message, bytescnt);
+		}
+	}
+	HAL_UART_AbortReceive_IT(&huart3);
+	HAL_UART_Receive_IT(&huart3, Message, sizeof(Message));
+	
+
+	bytescnt = 0;
+	for(int i = 0; i<sizebuff; i++)
+	{
+		Message[i] = 0x00;
+	}
+}
--- a/Core/Src/custom_usart.c
+++ b/Core/Src/custom_usart.c
@ -0,0 +1,125 @@
+#ifndef _CUSTOM_USART_
+#define _CUSTOM_USART_
+
+#include "custom_usart.h"
+
+UART_HandleTypeDef huart_boot;
+DMA_HandleTypeDef hdma_usart_boot_rx;
+
+// CUSTOM UART INIT
+// DMA INIT (RCC, NVIC) SHOULD BE ADDED IN DMA.C
+void User_UART_Init(UART_HandleTypeDef* huart, DMA_HandleTypeDef *DMAhuart, struct UARTSettings *uuart)
+{ // function takes uart handler, dma handler and setting structure for init
+	
+	// get setting for uart from UARTSettings structure
+	huart->Instance = uuart->UARTx;
+  huart->Init.BaudRate = uuart->UART_Speed;
+	
+	// everything else is default (for now, maybe this settings would be added in UARTSettings structure later)
+  huart->Init.WordLength = UART_WORDLENGTH_8B;
+  huart->Init.StopBits = UART_STOPBITS_1;
+  huart->Init.Parity = UART_PARITY_NONE;
+  huart->Init.Mode = UART_MODE_TX_RX;
+  huart->Init.HwFlowCtl = UART_HWCONTROL_NONE;
+  huart->Init.OverSampling = UART_OVERSAMPLING_16;
+  if (HAL_UART_Init(huart) != HAL_OK)
+  {
+    Error_Handler();
+  }
+	
+	// init gpio from UARTSettings structure
+	UART_GPIO_Init(uuart->GPIOx, uuart->GPIO_PIN_RX, uuart->GPIO_PIN_TX);
+	// init dma from UARTSettings structure if need
+	if (uuart->DMAChannel != 0)
+		UART_DMA_Init(huart, DMAhuart, uuart->DMAChannel);
+}
+
+
+void UART_GPIO_Init(GPIO_TypeDef *GPIOx, uint16_t GPIO_PIN_RX, uint16_t GPIO_PIN_TX)
+{ // function takes port and pins (for rx and tx)
+  GPIO_InitTypeDef GPIO_InitStruct = {0};
+	
+	// choose port for enable clock
+	if (GPIOx==GPIOA)
+		__HAL_RCC_GPIOA_CLK_ENABLE();
+	else if (GPIOx==GPIOB)
+		__HAL_RCC_GPIOB_CLK_ENABLE();
+	else if (GPIOx==GPIOC)
+		__HAL_RCC_GPIOC_CLK_ENABLE();
+	else if (GPIOx==GPIOD)
+		__HAL_RCC_GPIOD_CLK_ENABLE();
+	
+// USART3 GPIO Configuration
+//GPIO_PIN_TX ------> USART_TX
+	GPIO_InitStruct.Pin = GPIO_PIN_TX;
+	GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+	GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
+	HAL_GPIO_Init(GPIOx, &GPIO_InitStruct);
+
+//	GPIO_PIN_RX ------> USART_RX	
+	GPIO_InitStruct.Pin = GPIO_PIN_RX;
+	GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
+	GPIO_InitStruct.Pull = GPIO_NOPULL;
+	HAL_GPIO_Init(GPIOx, &GPIO_InitStruct);
+}
+
+
+void UART_DMA_Init(UART_HandleTypeDef *huart, DMA_HandleTypeDef *hdma_rx, DMA_Channel_TypeDef *DMAhuart)
+{ // function takes uart and dma handlers and dmachannel for uart
+	// for now only dma rx is supported, tx maybe later if needed
+	
+	/* USART3 DMA Init */
+	/* USART3_RX Init */
+	hdma_rx->Instance = DMAhuart;
+	hdma_rx->Init.Direction = DMA_PERIPH_TO_MEMORY;
+	hdma_rx->Init.PeriphInc = DMA_PINC_DISABLE;
+	hdma_rx->Init.MemInc = DMA_MINC_ENABLE;
+	hdma_rx->Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
+	hdma_rx->Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
+	hdma_rx->Init.Mode = DMA_CIRCULAR;
+	hdma_rx->Init.Priority = DMA_PRIORITY_LOW;
+	if (HAL_DMA_Init(hdma_rx) != HAL_OK)
+	{
+		Error_Handler();
+	}
+
+	__USER_LINKDMA(huart,hdmarx,hdma_rx); 
+	// __USER_LINKDMA is need because __HAL_LINKDMA is written for global defined hdma_rx
+	// so you get error because hal uses . insted of ->
+}
+
+
+
+void HAL_UART_MspInit(UART_HandleTypeDef* huart) // redefine hal function
+{ // left only rcc and interrupt init for USART_1,2,3 (maybe UART_4,5 need to be added)
+	// GPIO and DMA init was move to their own functions
+  if(huart->Instance==USART3)
+  {
+	/* USART3 clock enable */
+	__HAL_RCC_USART3_CLK_ENABLE();
+	
+	/* USART3 interrupt Init */
+	HAL_NVIC_SetPriority(USART3_IRQn, 0, 0);
+  HAL_NVIC_EnableIRQ(USART3_IRQn);
+  }
+	else if(huart->Instance==USART2)
+  {
+	/* USART3 clock enable */
+	__HAL_RCC_USART2_CLK_ENABLE();
+	
+	/* USART3 interrupt Init */
+	HAL_NVIC_SetPriority(USART2_IRQn, 0, 0);
+  HAL_NVIC_EnableIRQ(USART2_IRQn);
+  }
+	else if(huart->Instance==USART1)
+  {
+	/* USART3 clock enable */
+	__HAL_RCC_USART1_CLK_ENABLE();
+	
+	/* USART3 interrupt Init */
+	HAL_NVIC_SetPriority(USART1_IRQn, 0, 0);
+  HAL_NVIC_EnableIRQ(USART1_IRQn);
+  }
+}
+
+#endif
--- a/Core/Src/main.c
+++ b/Core/Src/main.c
@ -23,13 +23,14 @@

 /* Private includes ----------------------------------------------------------*/
 /* USER CODE BEGIN Includes */
+#include "custom_flash.h"
 #include "gpio.h"
 //#include "bootloader.h"
 /* USER CODE END Includes */

 /* Private typedef -----------------------------------------------------------*/
 /* USER CODE BEGIN PTD */
-
+int friman=0;
 /* USER CODE END PTD */

 /* Private define ------------------------------------------------------------*/
@ -56,7 +57,19 @@

 /* Private user code ---------------------------------------------------------*/
 /* USER CODE BEGIN 0 */
+//uint32_t programBytes2Read;
+//uint32_t programBytesCounter;
+//uint32_t currentAddress;
+//UINT readBytes;
+//FRESULT result;
+//extern uint8_t ReceiveDataUART[4];
+//extern uint8_t Data2Write[PAGE_SIZE*2];
+//extern struct flag FLAGS;

+//uint8_t *FLASH_Read(uint32_t add)
+//{
+//	return (uint8_t *)add;
+//}
 /* USER CODE END 0 */

 /**
--- a/Core/Src/requester.c
+++ b/Core/Src/requester.c
@ -13,10 +13,6 @@ struct data Data;
 struct controlflags ControlFlags;
 struct received_request ReceivedRequest;

-uint8_t CurrentStep = 0;
-uint8_t LastStep = 0;
-struct RXMsg rxMsg[CAN_RX_BUFFER_SIZE];
-
 #define MAX_NUM_OF_DEVICES_PER_LINE 4
 #define MAX_NUM_OF_REGISTERS_IN_DEVICE 255

@ -30,11 +26,6 @@ _Bool IsLeapYear(uint8_t year)
 	return (year%400==0)||((year%4==0)&&(year%100!=0));
 }

-uint16_t AvailableCanRxMsg(void)
-{
-	return ((uint16_t)(CAN_RX_BUFFER_SIZE + LastStep - CurrentStep))%CAN_RX_BUFFER_SIZE;
-}
-
 /**
 	* @brief Инициализация переферии
 * @details Инициализация HAL, CAN, TIM7, RTC. 
@ -44,9 +35,9 @@ void REQUESTER_Init(void)
 {
 	HAL_Init();	
 	MX_CAN_Init();
-	HAL_CAN_Start(&_HCAN);
+	HAL_CAN_Start(&hcan);
 	REQUESTER_CAN_FILTERS();
-	HAL_CAN_ActivateNotification(&_HCAN, CAN_IT_RX_FIFO0_MSG_PENDING);
+	HAL_CAN_ActivateNotification(&hcan, CAN_IT_RX_FIFO0_MSG_PENDING);
 	ControlFlags.IsPulse = 1;
 	MX_TIM7_Init();
 	MX_RTC_Init();
@ -86,59 +77,45 @@ void REQUESTER_MainWhile(void)
 	CAN_TxHeaderTypeDef TxHeader;
 	uint32_t TxMailBox = 0;
 	uint8_t data[8];
-	extID eID;
-	eID.BitAll = 0;
-	eID.StandardFields.DeviceID = 2;
-	eID.StandardFields.DataType = DATA_TYPE_ANALOG;
-	eID.StandardFields.SensorType = 0x1F;
-	eID.StandardFields.SensorID = 0;
-	eID.StandardFields.Route = ROUTE_SLAVE;
-	
-	TxHeader.IDE = CAN_ID_EXT;
+	union ext_ID eID;
+	eID.Fields.DeviceID = 16;
+	eID.Fields.DataType = DATA_TYPE_ANALOG;
+	eID.Fields.SensorType = 0x1F;
+	eID.Fields.SensorID = 0;
+	eID.Fields.Route = ROUTE_SLAVE;
 	TxHeader.TransmitGlobalTime = DISABLE;
 	TxHeader.RTR = CAN_RTR_DATA;
-	TxHeader.ExtId = eID.BitAll;
 	int TxTest = 0;
 	HAL_TIM_Base_Start_IT(&htim7);
-	
 	while(1)
 	{
-		if(AvailableCanRxMsg())
+		if(ReceivedRequest.AnalogFlags.AllFlags)
 		{
-			if(rxMsg[CurrentStep].eID.StandardFields.DataType == DATA_TYPE_ANALOG)
+			REQUESTER_AnalogProcessing();
+		}
+		if(ReceivedRequest.BroadcastFlags.AllFlags)
 		{
-				REQUESTER_AnalogProcessing(rxMsg[CurrentStep]);
+			REQUESTER_BroadcastProcessing();
 		}
-			else if(rxMsg[CurrentStep].eID.StandardFields.DataType == DATA_TYPE_BROADCAST)
+		if(ReceivedRequest.DiscreticFlags.AllFlags)
 		{
-				REQUESTER_BroadcastProcessing(rxMsg[CurrentStep]);
+			REQUESTER_DiscreticProcessing();
 		}
-			else if(rxMsg[CurrentStep].eID.StandardFields.DataType == DATA_TYPE_DISCRETE)
+		if(ReceivedRequest.ModbusFlags.AllFlags)
 		{
-				REQUESTER_DiscreticProcessing(rxMsg[CurrentStep]);
+			REQUESTER_ModbusProcessing();
 		}		
-			else if(rxMsg[CurrentStep].eID.StandardFields.DataType == DATA_TYPE_MODBUS_COIL ||
-				rxMsg[CurrentStep].eID.StandardFields.DataType == DATA_TYPE_MODBUS_DISCRETE ||
-				rxMsg[CurrentStep].eID.StandardFields.DataType == DATA_TYPE_MODBUS_HOLDING ||
-				rxMsg[CurrentStep].eID.StandardFields.DataType == DATA_TYPE_MODBUS_INPUT)
-			{
-				REQUESTER_ModbusProcessing(rxMsg[CurrentStep]);
-			}
-			CurrentStep = (uint16_t)(CurrentStep + 1) % CAN_RX_BUFFER_SIZE;
-		}
-		/*
 		while(HAL_CAN_GetTxMailboxesFreeLevel(&hcan) == 0);
-		
+		TxHeader.ExtId = eID.BitAll;
 		if(HAL_CAN_AddTxMessage(&hcan, &TxHeader, data, &TxMailBox)!= HAL_OK)
 		{
 			ProverkaArbitors++;
 		}
-		*/
-//		eID.Fields.SensorID++;
-//		if(eID.Fields.SensorID>10)
-		//{
-//			eID.Fields.SensorID = 0;
-//		}			
+		eID.Fields.SensorID++;
+		if(eID.Fields.SensorID>100)
+		{
+			eID.Fields.SensorID = 0;
+		}			
 	}
 }

@ -146,98 +123,29 @@ void REQUESTER_MainWhile(void)
 * @brief Функция обработки аналоговых запросов.
 * @details Функция, формирующая и отправляющая ответ на запросы. Типы запросов: Универсальный, Уставки, Напряжение, Ток, Температура
 */
-void REQUESTER_AnalogProcessing(struct RXMsg _rxMsg)
-{
-	switch (_rxMsg.eID.StandardFields.SensorType)
-	{
-		case SENSOR_TYPE_ANALOG_UNIVERSAL:
-		{
-			CanRequestToAnalogUniversal(_rxMsg);
-			break;
-		}
-		case SENSOR_TYPE_ANALOG_USTAVKI:
-		{
-			CanRequestToAnalogUSTAVKI(_rxMsg);
-			break;
-		}
-		case SENSOR_TYPE_ANALOG_U:
-		{
-			CanRequestToAnalogUSens(_rxMsg);
-			break;
-		}
-		case SENSOR_TYPE_ANALOG_I:
-		{
-			CanRequestToAnalogISens(_rxMsg);		
-			break;
-		}
-		case SENSOR_TYPE_ANALOG_T:
-		{
-			CanRequestToAnalogTSens(_rxMsg);
-			break;
-		}
-		default:
-			//RESERVE SENSOR TYPE
-			break;
-	}
-}
-
-__weak HAL_StatusTypeDef CanRequestToAnalogUniversal(struct RXMsg _rxMsg)
+void REQUESTER_AnalogProcessing()
 {
 	CAN_TxHeaderTypeDef TxHeader;
 	uint32_t TxMailBox = 0;
 	uint8_t data[8];
-	TxHeader.IDE = CAN_ID_EXT;
-	TxHeader.TransmitGlobalTime = DISABLE;
-	TxHeader.RTR = CAN_RTR_DATA;
-	extID tmp_eID;
-	tmp_eID.BitAll = _rxMsg.eID.BitAll;
-	tmp_eID.StandardFields.Route = ROUTE_SLAVE;
-	TxHeader.ExtId = tmp_eID.BitAll;
-	TxHeader.DLC = 6;
-	data[0] = 'U';
-	data[1] = 'N';
-	data[2] = 'I';
-	data[3] = 'V';
-	data[4] = 'E';
-	data[5] = 'R';
-	return HAL_CAN_AddTxMessage(&_HCAN, &TxHeader, data, &TxMailBox);
-}
-
-__weak HAL_StatusTypeDef CanRequestToAnalogUSTAVKI(struct RXMsg _rxMsg)
+	if(ReceivedRequest.AnalogFlags.AnalogType.Request_Universal_Sens)
 	{
-	CAN_TxHeaderTypeDef TxHeader;
-	uint32_t TxMailBox = 0;
-	uint8_t data[8];
-	TxHeader.IDE = CAN_ID_EXT;
-	TxHeader.TransmitGlobalTime = DISABLE;
-	TxHeader.RTR = CAN_RTR_DATA;
-	extID tmp_eID;
-	tmp_eID.BitAll = _rxMsg.eID.BitAll;
-	tmp_eID.StandardFields.Route = ROUTE_SLAVE;
-	TxHeader.ExtId = tmp_eID.BitAll;
-	TxHeader.DLC = 7;
-	data[0] = 'U';
-	data[1] = 'S';
-	data[2] = 'T';
-	data[3] = 'A';
-	data[4] = 'V';
-	data[5] = 'K';
-	data[6] = 'I';
-	return HAL_CAN_AddTxMessage(&_HCAN, &TxHeader, data, &TxMailBox);
+		ReceivedRequest.AnalogFlags.AnalogType.Request_Universal_Sens = 0;
 	}
-
-__weak HAL_StatusTypeDef CanRequestToAnalogUSens(struct RXMsg _rxMsg)
+	if(ReceivedRequest.AnalogFlags.AnalogType.Request_U_Sens)
 	{
-	CAN_TxHeaderTypeDef TxHeader;
-	uint32_t TxMailBox = 0;
-	uint8_t data[8];
+		//Запрос на данные датчика напряжения.
+		//В дальнейшем реализовать отправку настоящих данных.
+		//А пока - тестовое сообщение, нужное для отладки.
+		//Расширенный ID
 		TxHeader.IDE=CAN_ID_EXT;
-	TxHeader.TransmitGlobalTime = DISABLE;
-	TxHeader.RTR = CAN_RTR_DATA;
-	extID tmp_eID;
-	tmp_eID.BitAll = _rxMsg.eID.BitAll;
-	tmp_eID.StandardFields.Route = ROUTE_SLAVE;
-	TxHeader.ExtId = tmp_eID.BitAll;
+		//Ответ на запрос осуществляется по тому-же ID,
+		//с которым был отправлен запрос.
+		union ext_ID eID;
+		eID.BitAll = ReceivedRequest.RequestedExtID.BitAll;
+		eID.Fields.Route = ROUTE_SLAVE;
+		TxHeader.ExtId = eID.BitAll;
+		//Выставляется количество передаваемых байтов. (Макс. 8) 
 		TxHeader.DLC = 6;
 		data[0] = 'U';
 		data[1] = ' ';
@ -245,21 +153,16 @@ __weak HAL_StatusTypeDef CanRequestToAnalogUSens(struct RXMsg _rxMsg)
 		data[3] = 'e';
 		data[4] = 'n';
 		data[5] = 's';
-	return HAL_CAN_AddTxMessage(&_HCAN, &TxHeader, data, &TxMailBox);
+		HAL_CAN_AddTxMessage(&hcan, &TxHeader, data, &TxMailBox);
+		ReceivedRequest.AnalogFlags.AnalogType.Request_U_Sens=0;
 	}
-
-__weak HAL_StatusTypeDef CanRequestToAnalogISens(struct RXMsg _rxMsg)
+	if(ReceivedRequest.AnalogFlags.AnalogType.Request_I_Sens)
 	{
-	CAN_TxHeaderTypeDef TxHeader;
-	uint32_t TxMailBox = 0;
-	uint8_t data[8];
 		TxHeader.IDE=CAN_ID_EXT;
-	TxHeader.TransmitGlobalTime = DISABLE;
-	TxHeader.RTR = CAN_RTR_DATA;
-	extID tmp_eID;
-	tmp_eID.BitAll = _rxMsg.eID.BitAll;
-	tmp_eID.StandardFields.Route = ROUTE_SLAVE;
-	TxHeader.ExtId = tmp_eID.BitAll;
+		union ext_ID eID;
+		eID.BitAll = ReceivedRequest.RequestedExtID.BitAll;
+		eID.Fields.Route = ROUTE_SLAVE;
+		TxHeader.ExtId = eID.BitAll;
 		TxHeader.DLC = 6;
 		data[0] = 'I';
 		data[1] = ' ';
@ -267,21 +170,16 @@ __weak HAL_StatusTypeDef CanRequestToAnalogISens(struct RXMsg _rxMsg)
 		data[3] = 'e';
 		data[4] = 'n';
 		data[5] = 's';
-	return HAL_CAN_AddTxMessage(&_HCAN, &TxHeader, data, &TxMailBox);
+		HAL_CAN_AddTxMessage(&hcan, &TxHeader, data, &TxMailBox);
+		ReceivedRequest.AnalogFlags.AnalogType.Request_I_Sens=0;
 	}
-
-__weak HAL_StatusTypeDef CanRequestToAnalogTSens(struct RXMsg _rxMsg)
+	if(ReceivedRequest.AnalogFlags.AnalogType.Request_T_Sens)
 	{
-	CAN_TxHeaderTypeDef TxHeader;
-	uint32_t TxMailBox = 0;
-	uint8_t data[8];
 		TxHeader.IDE=CAN_ID_EXT;
-	TxHeader.TransmitGlobalTime = DISABLE;
-	TxHeader.RTR = CAN_RTR_DATA;
-	extID tmp_eID;
-	tmp_eID.BitAll = _rxMsg.eID.BitAll;
-	tmp_eID.StandardFields.Route = ROUTE_SLAVE;
-	TxHeader.ExtId = tmp_eID.BitAll;
+		union ext_ID eID;
+		eID.BitAll = ReceivedRequest.RequestedExtID.BitAll;
+		eID.Fields.Route = ROUTE_SLAVE;
+		TxHeader.ExtId = eID.BitAll;
 		TxHeader.DLC = 6;
 		data[0] = 'T';
 		data[1] = ' ';
@ -289,107 +187,28 @@ __weak HAL_StatusTypeDef CanRequestToAnalogTSens(struct RXMsg _rxMsg)
 		data[3] = 'e';
 		data[4] = 'n';
 		data[5] = 's';
-	return HAL_CAN_AddTxMessage(&_HCAN, &TxHeader, data, &TxMailBox);
+		HAL_CAN_AddTxMessage(&hcan, &TxHeader, data, &TxMailBox);
+		ReceivedRequest.AnalogFlags.AnalogType.Request_T_Sens=0;
+	}
 }

 /**
 * @brief Функция обработки широковещательных запросов.
 * @details Функция, выполняющая команды, переданные в широковещательном формате с головного (master) устройства. Типы команд: Запрос статуса, запрос на включение или выключение, рестарт устройств, установка времени.
 */
-void REQUESTER_BroadcastProcessing(struct RXMsg _rxMsg)
+void REQUESTER_BroadcastProcessing()
 {
-	switch(_rxMsg.eID.StandardFields.SensorType)
-	{
-		case SENSOR_TYPE_BROADCAST_STATUS:
-		{
-			//Обработка запроса статуса устройства
-			CanRequestToBroadcastStatus(_rxMsg);
-			break;
-		}
-		case SENSOR_TYPE_BROADCAST_ONOFF:
+	if(ReceivedRequest.BroadcastFlags.BroadcastType.Request_OnOff)
 	{
 		//Обработка запроса на вкл/выкл 
-			CanRequestToBroadcastOnOff(_rxMsg);
-			break;
+		ControlFlags.IsPulse = !ControlFlags.IsPulse;
+		ReceivedRequest.BroadcastFlags.BroadcastType.Request_OnOff = 0;
 	}
-		case SENSOR_TYPE_BROADCAST_RESTARTDEVICE:
-		{
-			CanRequestToBroadcastRestart(_rxMsg);
-			break;
-		}
-		case SENSOR_TYPE_BROADCAST_RTCSETUP:
+	if(ReceivedRequest.BroadcastFlags.BroadcastType.Request_RTC_Setup)
 	{
 		//Обработка запроса на синхронизацию времени
 		//С головным устройством
-			CanRequestToBroadcastRtcSetup(_rxMsg);
-			break;;
-		}
-		default:
-			//RESERVE SENSOR TYPE.
-			break;
-	}
-}
-
-__weak HAL_StatusTypeDef CanRequestToBroadcastStatus(struct RXMsg _rxMsg)
-{
-	CAN_TxHeaderTypeDef TxHeader;
-	uint32_t TxMailBox = 0;
-	uint8_t data[8];	
-	TxHeader.IDE = CAN_ID_EXT;
-	TxHeader.DLC = 7;
-	TxHeader.TransmitGlobalTime = DISABLE;
-	TxHeader.RTR = CAN_RTR_DATA;
-	extID tmp_eID;
-	tmp_eID.BitAll = _rxMsg.eID.BitAll;
-	tmp_eID.StandardFields.Route = ROUTE_SLAVE;
-	tmp_eID.StandardFields.DeviceID = CURRENT_ID_DEVICE;
-	TxHeader.ExtId = tmp_eID.BitAll;
-	
-	RTC_TimeTypeDef sTime = {0};
-	HAL_RTC_GetTime(&hrtc, &sTime, RTC_FORMAT_BIN);
-	data[0] = sTime.Hours;
-	data[1] = sTime.Minutes;
-	data[2] = sTime.Seconds;
-	
-	RTC_DateTypeDef DateToUpdate = {0};
-	HAL_RTC_GetDate(&hrtc, &DateToUpdate, RTC_FORMAT_BIN);
-	data[3] = DateToUpdate.Year;
-	data[4] = DateToUpdate.Month;
-	data[5] = DateToUpdate.Date;
-	data[6] = DateToUpdate.WeekDay;
-	
-	return HAL_CAN_AddTxMessage(&_HCAN, &TxHeader, data, &TxMailBox);
-}
-
-__weak void CanRequestToBroadcastOnOff(struct RXMsg _rxMsg)
-{
-	ControlFlags.IsPulse = !ControlFlags.IsPulse;
-}
-
-__weak void CanRequestToBroadcastRestart(struct RXMsg _rxMsg)
-{
-	if(_rxMsg.DLC == 0)
-	{
-		return;
-	}
-	if(_rxMsg.eID.StandardFields.SensorID == (CURRENT_ID_DEVICE / (_rxMsg.DLC*8)))
-	{
-		uint64_t page = 0;
-		for(int i = 0; i < _rxMsg.DLC; i++)
-		{
-			page+=(_rxMsg.Data[i]<<(i*8));
-		}
-		if((page>>CURRENT_ID_DEVICE)&0b1)
-		{
-			NVIC_SystemReset();
-		}
-	}
-	return;
-}
-
-__weak void CanRequestToBroadcastRtcSetup(struct RXMsg _rxMsg)
-{
-	if(_rxMsg.DLC > 7)
+		if(ReceivedRequest.RequestedDLC > 7)
 		{
 			//ERROR
 		}
@ -397,21 +216,52 @@ __weak void CanRequestToBroadcastRtcSetup(struct RXMsg _rxMsg)
 		{
 			int DaysCount_Normal[2][12] = {{31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31}, 
 																			{31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31}};
-			if (_rxMsg.Data[0]>23 ||
-					_rxMsg.Data[1]>59 ||
-					_rxMsg.Data[2]>59 ||
-					_rxMsg.Data[3]>99 ||
-					_rxMsg.Data[4]>12 ||
-					_rxMsg.Data[5] > DaysCount_Normal[IsLeapYear(_rxMsg.Data[3])][_rxMsg.Data[4]] ||
-					_rxMsg.Data[6]>6)
+			if (ReceivedRequest.RxData[0]>23 ||
+					ReceivedRequest.RxData[1]>59 ||
+					ReceivedRequest.RxData[2]>59 ||
+					ReceivedRequest.RxData[3]>99 ||
+					ReceivedRequest.RxData[4]>12 ||
+					ReceivedRequest.RxData[5] > DaysCount_Normal[IsLeapYear(ReceivedRequest.RxData[3])][ReceivedRequest.RxData[4]] ||
+					ReceivedRequest.RxData[6]>6)
 			{
 				//ERROR
 			}
 			else
 			{
-				REQUESTER_RTC_SYNC(_rxMsg.Data);
+				REQUESTER_RTC_SYNC(ReceivedRequest.RxData);
 			}
 		}
+		ReceivedRequest.BroadcastFlags.BroadcastType.Request_RTC_Setup = 0;
+	}
+	if(ReceivedRequest.BroadcastFlags.BroadcastType.Request_Status)
+	{
+		//Обработка запроса статуса устройства
+		RTC_TimeTypeDef sTime = {0};
+		RTC_DateTypeDef DateToUpdate = {0};
+		HAL_RTC_GetTime(&hrtc, &sTime, RTC_FORMAT_BIN);
+		CAN_TxHeaderTypeDef TxHeader;
+		uint32_t TxMailBox = 0;
+		uint8_t data[8];	
+		TxHeader.IDE=CAN_ID_EXT;
+		union ext_ID eID;
+		eID.BitAll = ReceivedRequest.RequestedExtID.BitAll;
+		eID.Fields.Route = ROUTE_SLAVE;
+		TxHeader.ExtId = eID.BitAll;
+		TxHeader.DLC = 7;
+		data[0] = sTime.Hours;
+		data[1] = sTime.Minutes;
+		data[2] = sTime.Seconds;
+		HAL_RTC_GetDate(&hrtc, &DateToUpdate, RTC_FORMAT_BIN);
+		
+		data[3] = DateToUpdate.Year;
+		data[4] = DateToUpdate.Month;
+		data[5] = DateToUpdate.Date;
+		data[6] = DateToUpdate.WeekDay;
+		
+		HAL_CAN_AddTxMessage(&hcan, &TxHeader, data, &TxMailBox);
+		ReceivedRequest.AnalogFlags.AnalogType.Request_T_Sens=0;
+		ReceivedRequest.BroadcastFlags.BroadcastType.Request_Status = 0;
+	}
 }

 /**
@ -419,136 +269,51 @@ __weak void CanRequestToBroadcastRtcSetup(struct RXMsg _rxMsg)
 * @details Функция, формирующая и отправляющая ответ на запросы. Типы запросов: Аварии, Предупреждения, Управляющие сигналы, Флаги, Рестарт устройства, Изменение режима работы устройства, Запрос на устройство.
 * @note Запрос на устройство. Головное (master) устройство запрашивает некоторое колличество параметров. В Data - 64 битовых адресса параметров, тип которых задаётся в Sensor ID. Имеется возможность запрашивать непоследовательные параметры.
 */
-void REQUESTER_DiscreticProcessing(struct RXMsg _rxMsg)
+void REQUESTER_DiscreticProcessing()
 {
-	switch(_rxMsg.eID.StandardFields.SensorType){
-		case SENSOR_TYPE_DISCRETE_ACCIDENT:
+	if(ReceivedRequest.DiscreticFlags.DiscreticType.Request_Accident)
 	{
-			CanRequestToDiscreteAccident(_rxMsg);
-			break;
+		ReceivedRequest.DiscreticFlags.DiscreticType.Request_Accident = 0;
 	}
-		case SENSOR_TYPE_DISCRETE_WARNING:
+	if(ReceivedRequest.DiscreticFlags.DiscreticType.Request_Control_Signals)
 	{
-			CanRequestToDiscreteWarning(_rxMsg);
-			break;
+		ReceivedRequest.DiscreticFlags.DiscreticType.Request_Control_Signals = 0;
 	}
-		case SENSOR_TYPE_DISCRETE_CONTROL_SIGNALS:
+	if(ReceivedRequest.DiscreticFlags.DiscreticType.Request_Flags)
 	{
-			CanRequestToDiscreteControlSignals(_rxMsg);
-			break;
+		ReceivedRequest.DiscreticFlags.DiscreticType.Request_Flags = 0;
 	}
-		case SENSOR_TYPE_DISCRETE_FLAGS:
+	if(ReceivedRequest.DiscreticFlags.DiscreticType.Request_Warning)
 	{
-			CanRequestToDiscreteFlags(_rxMsg);
-			break;
+		ReceivedRequest.DiscreticFlags.DiscreticType.Request_Warning = 0;
 	}
-		case SENSOR_TYPE_DISCRETE_RESET:
-		{
-			CanRequestToDiscreteReset(_rxMsg);
-			break;
-		}
-		case SENSOR_TYPE_DISCRETE_CHANGE_MODE:
-		{
-			CanRequestToDiscreteChangeMode(_rxMsg);
-			break;
-		}
-		case SENSOR_TYPE_DISCRETE_REQUEST_LIST_OF_PARAMETERS:
-		{
-			CanRequestToDiscreteRequestListOfParameters(_rxMsg);
-			break;
-		}
-		default:
-			//RESERVE SENSOR TYPE.
-			break;
-	}
-}
-
-__weak void CanRequestToDiscreteAccident(struct RXMsg _rxMsg)
-{
-	return;
-}
-
-__weak void CanRequestToDiscreteWarning(struct RXMsg _rxMsg)
-{
-	return;
-}
-
-__weak void CanRequestToDiscreteControlSignals(struct RXMsg _rxMsg)
-{
-	return;
-}
-
-__weak void CanRequestToDiscreteFlags(struct RXMsg _rxMsg)
-{
-	return;
-}
-
-__weak void CanRequestToDiscreteReset(struct RXMsg _rxMsg)
+	if(ReceivedRequest.DiscreticFlags.DiscreticType.Request_Reset)
 	{
+		ReceivedRequest.DiscreticFlags.DiscreticType.Request_Reset = 0;
 		NVIC_SystemReset();
 	}
-
-__weak void CanRequestToDiscreteChangeMode(struct RXMsg _rxMsg)
+	if(ReceivedRequest.DiscreticFlags.DiscreticType.Request_List_of_Parameters)
 	{
-	return;
+		ReceivedRequest.DiscreticFlags.DiscreticType.Request_List_of_Parameters = 0;
+		for(int Current_byte = 0; Current_byte < 8; Current_byte++)
+		{
+			for(int Current_bit = 0; Current_bit < 8; Current_bit++)
+			{
+				if((ReceivedRequest.RxData[Current_byte]>>Current_bit)&0b1)
+				{
+					_GET_MODBUS_ADR(ReceivedRequest.RequestedExtID.Fields.SensorID, Current_byte, Current_bit);
+				}
+			}
+		}
 	}
-__weak void CanRequestToDiscreteRequestListOfParameters(struct RXMsg _rxMsg)
-{
-	return;
 }

 /**
 * @brief Функция обработки Modbus запросов.
 * @details Функция, формирующая и отправляющая ответ на запросы.
 */
-void REQUESTER_ModbusProcessing(struct RXMsg _rxMsg)
+void REQUESTER_ModbusProcessing()
 {
-	switch(_rxMsg.eID.ModbusFields.DataType)
-	{
-		case DATA_TYPE_MODBUS_COIL:
-		{
-			CanRequestToModbusCoil(_rxMsg);
-			break;
-		}
-		case DATA_TYPE_MODBUS_DISCRETE:
-		{
-			CanRequestToModbusDiscrete(_rxMsg);
-			break;
-		}
-		case DATA_TYPE_MODBUS_HOLDING:
-		{	
-			CanRequestToModbusHolding(_rxMsg);
-			break;
-		}
-		case DATA_TYPE_MODBUS_INPUT:
-		{
-			CanRequestToModbusInput(_rxMsg);
-			break;
-		}
-		default:
-			//ERROR
-			break;
-	}
-}
-
-__weak void CanRequestToModbusCoil(struct RXMsg _rxMsg)
-{
-	return;
-}
-__weak void CanRequestToModbusDiscrete(struct RXMsg _rxMsg)
-{
-	return;
-}
-__weak void CanRequestToModbusHolding(struct RXMsg _rxMsg)
-{
-	return;
-}
-__weak void CanRequestToModbusInput(struct RXMsg _rxMsg)
-{
-	return;
-}
-
-/*	СТАРЫЙ УЖАСНЫЙ МОДБАС
 	if((ReceivedRequest.SensorToModbus.Modbus.StrAdr>=0) && (ReceivedRequest.SensorToModbus.Modbus.StrAdr<=127))
 	{
 		//Обращение к существующему в устройстве модбас регистру
@ -567,11 +332,11 @@ __weak void CanRequestToModbusInput(struct RXMsg _rxMsg)
 			)
 		{
 			TxHeader.DLC = 0;
-			extID eID;
+			union ext_ID eID;
 			eID.BitAll = ReceivedRequest.RequestedExtID.BitAll;
-			eID.StandardFields.Route = ROUTE_SLAVE;
-			eID.StandardFields.SensorType = RequestFromDLC>>11;
-			eID.StandardFields.SensorID = RequestFromDLC;
+			eID.Fields.Route = ROUTE_SLAVE;
+			eID.Fields.SensorType = RequestFromDLC>>11;
+			eID.Fields.SensorID = RequestFromDLC;
 			TxHeader.ExtId = eID.BitAll;
 			for(int DataFor = 0; DataFor < 8; DataFor+=2)
 			{
@ -588,17 +353,16 @@ __weak void CanRequestToModbusInput(struct RXMsg _rxMsg)
 			while(HAL_CAN_GetTxMailboxesFreeLevel(&hcan) == 0);
 			HAL_CAN_AddTxMessage(&hcan, &TxHeader, data, &TxMailBox);
 		}
-		extID emID;
-		emID.BitAll = 0;
-		emID.ModbusFields.DeviceID = CURRENT_ID_DEVICE;
-		emID.ModbusFields.DataType = DATA_TYPE_ERROR;
-		emID.ModbusFields.CountReg = NONEXISTENT_ELEMENT;
-		emID.ModbusFields.Route = ROUTE_SLAVE;
+		union ext_ID_Modbus extID;
+		extID.Fields.DeviceID = CURRENT_ID_DEVICE;
+		extID.Fields.DataType = DATA_TYPE_ERROR;
+		extID.Fields.CountReg = NONEXISTENT_ELEMENT;
+		extID.Fields.Route = ROUTE_SLAVE;
 		TxHeader.DLC = 0;
 		for(;(RequestFromDLC-ReceivedRequest.SensorToModbus.Modbus.StrAdr)<ReceivedRequest.SensorToModbus.Modbus.Count; RequestFromDLC++)
 		{
-			emID.ModbusFields.StrAdr = RequestFromDLC;
-			TxHeader.ExtId = emID.BitAll;
+			extID.Fields.StrAdr = RequestFromDLC;
+			TxHeader.ExtId = extID.BitAll;
 			while(HAL_CAN_GetTxMailboxesFreeLevel(&hcan) == 0);
 			HAL_CAN_AddTxMessage(&hcan, &TxHeader, data, &TxMailBox);
 		}
@ -606,26 +370,8 @@ __weak void CanRequestToModbusInput(struct RXMsg _rxMsg)
 		return;
 	}
 	ReceivedRequest.ModbusFlags.AllFlags = 0;
-	*/
-
-
-void TakeRxMsgToBuffer(extID tmp_eID, uint32_t tmp_IDE, uint32_t tmp_RTR, uint32_t tmp_DLC, uint8_t *tmp_DATA, uint16_t tmp_LastStep)
-{
-	rxMsg[tmp_LastStep].eID.BitAll = tmp_eID.BitAll;
-	rxMsg[tmp_LastStep].info.EXT = tmp_IDE;
-	rxMsg[tmp_LastStep].info.RTR = tmp_RTR;
-	rxMsg[tmp_LastStep].DLC = tmp_DLC;
-	for(int i = 0; i < tmp_DLC; i++)
-	{
-		rxMsg[tmp_LastStep].Data[i] = tmp_DATA[i];
-	}
-	LastStep = tmp_LastStep;
 }

-/**
-* @brief Callback-Функция обработки приёма.
-* @details Функция, сигнализирующая через флаги в бесконечный цикл REQUESTER_MainWhile о приёме запроса.
-*/
 void HAL_CAN_RxFifo0MsgPendingCallback(CAN_HandleTypeDef *hcan)
 {
 	CAN_RxHeaderTypeDef RxHeader;
@ -634,62 +380,131 @@ void HAL_CAN_RxFifo0MsgPendingCallback(CAN_HandleTypeDef *hcan)
 	//Расширенный ID
 	if(RxHeader.IDE == CAN_ID_EXT)
 	{
-		uint16_t tmp_LastStep = (uint16_t)(LastStep + 1) % CAN_RX_BUFFER_SIZE;
-
-		if(tmp_LastStep == CurrentStep)
-		{
-			return;
-		}
-		extID ExtID_Of_RX_MSG;
+		union ext_ID ExtID_Of_RX_MSG;
 		ExtID_Of_RX_MSG.BitAll = RxHeader.ExtId;
 		//Полученное сообщение - широковещательное
-		if (ExtID_Of_RX_MSG.StandardFields.DeviceID == ID_MAIN_DEVICE)
+		if (ExtID_Of_RX_MSG.Fields.DeviceID == ID_MAIN_DEVICE)
 		{
-			if(ExtID_Of_RX_MSG.StandardFields.DataType == DATA_TYPE_BROADCAST)
+			if(ExtID_Of_RX_MSG.Fields.DataType == DATA_TYPE_BROADCAST)
 			{
-				TakeRxMsgToBuffer(ExtID_Of_RX_MSG, RxHeader.IDE, RxHeader.RTR, RxHeader.DLC, RCAN_Data, tmp_LastStep);
+				switch(ExtID_Of_RX_MSG.Fields.SensorType)
+				{
+					case SENSOR_TYPE_STATUS:
+						ReceivedRequest.BroadcastFlags.BroadcastType.Request_Status = 1;
+						break;
+					case SENSOR_TYPE_ONOFF:
+						ReceivedRequest.BroadcastFlags.BroadcastType.Request_OnOff = 1;
+						break;
+					case SENSOR_TYPE_RTCSETUP:
+						ReceivedRequest.RequestedDLC = RxHeader.DLC;
+						ReceivedRequest.RxData[0] = RCAN_Data[0];
+						ReceivedRequest.RxData[1] = RCAN_Data[1];
+						ReceivedRequest.RxData[2] = RCAN_Data[2];
+						ReceivedRequest.RxData[3] = RCAN_Data[3];
+						ReceivedRequest.RxData[4] = RCAN_Data[4];
+						ReceivedRequest.RxData[5] = RCAN_Data[5];
+						ReceivedRequest.RxData[6] = RCAN_Data[6];
+						ReceivedRequest.BroadcastFlags.BroadcastType.Request_RTC_Setup = 1;
+						break;
+					default:
+						break;
+				}
 				return;
 			}
 		}
 		//Если ID запроса соответствует ID устройства
-		if(ExtID_Of_RX_MSG.StandardFields.DeviceID == (CURRENT_ID_DEVICE))
+		if(ExtID_Of_RX_MSG.Fields.DeviceID == (CURRENT_ID_DEVICE))
 		{
-			if(ExtID_Of_RX_MSG.StandardFields.DataType == DATA_TYPE_DISCRETE)
+			if(ExtID_Of_RX_MSG.Fields.DataType == DATA_TYPE_DISCRETE)
 			{
-				TakeRxMsgToBuffer(ExtID_Of_RX_MSG, RxHeader.IDE, RxHeader.RTR, RxHeader.DLC, RCAN_Data, tmp_LastStep);
-				return;
+				switch(ExtID_Of_RX_MSG.Fields.SensorType)
+				{
+					case SENSOR_TYPE_ACCIDENT:
+						break;
+					case SENSOR_TYPE_WARNING:
+						break;
+					case SENSOR_TYPE_CONTROL_SIGNALS:
+						break;
+					case SENSOR_TYPE_FLAGS:
+						break;
+					case SENSOR_TYPE_RESET:
+						ReceivedRequest.DiscreticFlags.DiscreticType.Request_Reset = 1;
+						break;
+					case SENSOR_TYPE_CHANGE_MODE:
+						ControlFlags.IsRtrMode = !ControlFlags.IsRtrMode;
+						break;
+					case SENSOR_TYPE_REQUEST_LIST_OF_PARAMETERS:
+						ReceivedRequest.DiscreticFlags.DiscreticType.Request_List_of_Parameters = 1;
+						break;
 				}
-			if(ExtID_Of_RX_MSG.StandardFields.DataType == DATA_TYPE_ANALOG)
+			}
+			if(ExtID_Of_RX_MSG.Fields.DataType == DATA_TYPE_ANALOG)
 			{
 				//Является ли полученное сообщение - запросом
 				if(RxHeader.RTR)
 				{
-					TakeRxMsgToBuffer(ExtID_Of_RX_MSG, RxHeader.IDE, RxHeader.RTR, RxHeader.DLC, RCAN_Data, tmp_LastStep);
-					return;
-				}
-			}
-			if(ExtID_Of_RX_MSG.StandardFields.DataType == DATA_TYPE_MODBUS_COIL ||
-				ExtID_Of_RX_MSG.StandardFields.DataType == DATA_TYPE_MODBUS_DISCRETE ||
-				ExtID_Of_RX_MSG.StandardFields.DataType == DATA_TYPE_MODBUS_HOLDING ||
-				ExtID_Of_RX_MSG.StandardFields.DataType == DATA_TYPE_MODBUS_INPUT)
+					ReceivedRequest.RequestedExtID.BitAll = ExtID_Of_RX_MSG.BitAll;
+					ReceivedRequest.RequestedDLC = RxHeader.DLC;
+					//Определяется запрашиваемая информация
+					switch(ExtID_Of_RX_MSG.Fields.SensorType)
 					{
-				TakeRxMsgToBuffer(ExtID_Of_RX_MSG, RxHeader.IDE, RxHeader.RTR, RxHeader.DLC, RCAN_Data, tmp_LastStep);
-				return;
+						case SENSOR_TYPE_UNIVERSAL:
+						{
+							ReceivedRequest.AnalogFlags.AnalogType.Request_Universal_Sens=1;
+							break;
+						}
+						case SENSOR_TYPE_U:
+						{
+							ReceivedRequest.AnalogFlags.AnalogType.Request_U_Sens=1;
+							break;
+						}
+						case SENSOR_TYPE_I:
+						{
+							ReceivedRequest.AnalogFlags.AnalogType.Request_I_Sens=1;
+							break;
+						}
+						case SENSOR_TYPE_T:
+						{
+							ReceivedRequest.AnalogFlags.AnalogType.Request_T_Sens=1;
+							break;
+						}
+					}
+				}
+			}
+			if(ExtID_Of_RX_MSG.Fields.DataType == DATA_TYPE_MODBUS_COIL)
+			{
+				ReceivedRequest.RequestedExtID.BitAll = ExtID_Of_RX_MSG.BitAll;
+				ReceivedRequest.SensorToModbus.Sensor = SensorToModbusRegister(ReceivedRequest.RequestedExtID.Fields.SensorType, ReceivedRequest.RequestedExtID.Fields.SensorID);
+				ReceivedRequest.ModbusFlags.ModbusType.Coil = 1;
+			}
+			if(ExtID_Of_RX_MSG.Fields.DataType == DATA_TYPE_MODBUS_DISCRETE)
+			{
+				ReceivedRequest.RequestedExtID.BitAll = ExtID_Of_RX_MSG.BitAll;
+				ReceivedRequest.SensorToModbus.Sensor = SensorToModbusRegister(ReceivedRequest.RequestedExtID.Fields.SensorType, ReceivedRequest.RequestedExtID.Fields.SensorID);
+				ReceivedRequest.ModbusFlags.ModbusType.Discrete = 1;
+			}
+			if(ExtID_Of_RX_MSG.Fields.DataType == DATA_TYPE_MODBUS_HOLDING)
+			{
+				ReceivedRequest.RequestedExtID.BitAll = ExtID_Of_RX_MSG.BitAll;
+				ReceivedRequest.SensorToModbus.Sensor = SensorToModbusRegister(ReceivedRequest.RequestedExtID.Fields.SensorType, ReceivedRequest.RequestedExtID.Fields.SensorID);
+				ReceivedRequest.ModbusFlags.ModbusType.Holding = 1;
+			}
+			if(ExtID_Of_RX_MSG.Fields.DataType == DATA_TYPE_MODBUS_INPUT)
+			{
+				ReceivedRequest.RequestedExtID.BitAll = ExtID_Of_RX_MSG.BitAll;
+				ReceivedRequest.SensorToModbus.Sensor = SensorToModbusRegister(ReceivedRequest.RequestedExtID.Fields.SensorType, ReceivedRequest.RequestedExtID.Fields.SensorID);
+				ReceivedRequest.ModbusFlags.ModbusType.Input = 1;
 			}
 		}
 		//Полученное сообщение - пульс устройств в сети
-		if (ExtID_Of_RX_MSG.StandardFields.DataType == DATA_TYPE_PULSE)
+		if (ExtID_Of_RX_MSG.Fields.DataType == DATA_TYPE_PULSE)
 		{
-			Device_on_the_Network[ExtID_Of_RX_MSG.StandardFields.DeviceID].Status = ONLINE;
-			Device_on_the_Network[ExtID_Of_RX_MSG.StandardFields.DeviceID].TimeFromLastPulse = 0;
+			Device_on_the_Network[ExtID_Of_RX_MSG.Fields.DeviceID].Status = ONLINE;
+			Device_on_the_Network[ExtID_Of_RX_MSG.Fields.DeviceID].TimeFromLastPulse = 0;
 		}
 	}
 }

-/**
-* @brief Функция отправки пульса устройства.
-* @details Пульс устройства. Есть возможность отключить пульс по запросу.
-*/
 void REQUESTER_Pulse_TIM_Handler()
 {
 	if(ControlFlags.IsPulse)
@ -697,11 +512,11 @@ void REQUESTER_Pulse_TIM_Handler()
 		static unsigned PulseStage = 0;
 		CAN_TxHeaderTypeDef TxHeader;
 		uint32_t TxMailBox = 0;
-		extID currentID;
+		union ext_ID currentID;
 		currentID.BitAll = 0;
-		currentID.StandardFields.DeviceID = CURRENT_ID_DEVICE;
-		currentID.StandardFields.DataType = DATA_TYPE_PULSE;
-		currentID.StandardFields.Route = ROUTE_SLAVE;
+		currentID.Fields.DeviceID = CURRENT_ID_DEVICE;
+		currentID.Fields.DataType = DATA_TYPE_PULSE;
+		currentID.Fields.Route = ROUTE_SLAVE;
 		TxHeader.ExtId = currentID.BitAll;
 		uint8_t data[8];
 		TxHeader.IDE = CAN_ID_EXT;
@ -713,14 +528,10 @@ void REQUESTER_Pulse_TIM_Handler()
 			PulseStage = 0;
 		}
 		data[0] = PulseStage++;
-		HAL_CAN_AddTxMessage(&_HCAN, &TxHeader, data, &TxMailBox);
+		HAL_CAN_AddTxMessage(&hcan, &TxHeader, data, &TxMailBox);
 	}
 }

-/**
-* @brief Функция установки в RTC полученной даты/время из запроса.
-* @param Байтовый массив, 7 элементов. [0] - Часы. [1] - Минуты. [2] - Секунды. [3] - Год. [4] - Месяц. [5] - Дата. [6] - День недели.
-*/
 void REQUESTER_RTC_SYNC(uint8_t *data)
 {
 	__HAL_RTC_WRITEPROTECTION_DISABLE(&hrtc);
@ -747,10 +558,6 @@ void REQUESTER_RTC_SYNC(uint8_t *data)
 	__HAL_RTC_WRITEPROTECTION_ENABLE(&hrtc);
 }

-/**
-* @brief Функция настройки фильтров CAN.
-* @details Настройка фильтров. Фильр для приёма сообщений с главного устройства. Фильтр для приёма на текущее устройство. Фильтр для приёма пульса других устройств в сети.
-*/
 void REQUESTER_CAN_FILTERS()
 {
 	//MAIN DEVICE
@ -768,7 +575,7 @@ void REQUESTER_CAN_FILTERS()
 	canFilterConfig.FilterFIFOAssignment = CAN_RX_FIFO0;
 	canFilterConfig.FilterActivation = ENABLE;
 	canFilterConfig.SlaveStartFilterBank = 14;
-	if(HAL_CAN_ConfigFilter(&_HCAN, &canFilterConfig) != HAL_OK)
+	if(HAL_CAN_ConfigFilter(&hcan, &canFilterConfig) != HAL_OK)
 	{
    Error_Handler();
 	}
@ -782,7 +589,7 @@ void REQUESTER_CAN_FILTERS()
 	/*Маска 1.1111.1110.<...>. Нули - любые символы. Единицы - точное соответствие фильтру выше.*/
 	canFilterConfig.FilterMaskIdHigh = (uint16_t)(CAN_DEVICE_ID_FILTER>>13);
 	canFilterConfig.FilterMaskIdLow = (uint16_t)(CAN_DEVICE_ID_FILTER<<3) | CAN_IDE_32;
-	if(HAL_CAN_ConfigFilter(&_HCAN, &canFilterConfig) != HAL_OK)
+	if(HAL_CAN_ConfigFilter(&hcan, &canFilterConfig) != HAL_OK)
 	{
    Error_Handler();
 	}
@ -793,7 +600,7 @@ void REQUESTER_CAN_FILTERS()
 	canFilterConfig.FilterIdLow = (uint16_t)(0x03000000<<5) | CAN_IDE_32;
 	canFilterConfig.FilterMaskIdHigh = 	(uint16_t)(CAN_DATA_TYPE_FILTER>>13); // we're checking only high 13 bits, that contained "key"
 	canFilterConfig.FilterMaskIdLow = 	(uint16_t)(CAN_DATA_TYPE_FILTER<<3) | CAN_IDE_32; // 1<<2 - set IDE bit
-	if(HAL_CAN_ConfigFilter(&_HCAN, &canFilterConfig) != HAL_OK)
+	if(HAL_CAN_ConfigFilter(&hcan, &canFilterConfig) != HAL_OK)
 	{
 		Error_Handler();
 	}
@ -805,18 +612,7 @@ void REQUESTER_CAN_FILTERS()
 	canFilterConfig.FilterIdLow = (uint16_t)(HighIdFilter(DATA_TYPE_PULSE)<<5) | CAN_IDE_32;
 	canFilterConfig.FilterMaskIdHigh = 	(uint16_t)(CAN_DATA_TYPE_FILTER>>13); // we're checking only high 13 bits, that contained "key"
 	canFilterConfig.FilterMaskIdLow = 	(uint16_t)(CAN_DATA_TYPE_FILTER<<3) | CAN_IDE_32; // 1<<2 - set IDE bit
-	if(HAL_CAN_ConfigFilter(&_HCAN, &canFilterConfig) != HAL_OK)
-	{
-		Error_Handler();
-	}
-	
-	//DEBUG FILTER "ALL IDE WELCOME"
-	canFilterConfig.FilterBank = 4;
-	canFilterConfig.FilterIdHigh = (uint16_t)(HighIdFilter(0)>>13);
-	canFilterConfig.FilterIdLow = (uint16_t)(HighIdFilter(0)<<5) | CAN_IDE_32;
-	canFilterConfig.FilterMaskIdHigh = 	(uint16_t)(0>>13); // we're checking only high 13 bits, that contained "key"
-	canFilterConfig.FilterMaskIdLow = 	(uint16_t)(0<<3) | CAN_IDE_32; // 1<<2 - set IDE bit
-	if(HAL_CAN_ConfigFilter(&_HCAN, &canFilterConfig) != HAL_OK)
+	if(HAL_CAN_ConfigFilter(&hcan, &canFilterConfig) != HAL_OK)
 	{
 		Error_Handler();
 	}
--- a/Core/Src/stm32f1xx_it.c
+++ b/Core/Src/stm32f1xx_it.c
@ -22,6 +22,7 @@
 #include "stm32f1xx_it.h"
 /* Private includes ----------------------------------------------------------*/
 /* USER CODE BEGIN Includes */
+#include "custom_flash.h"
 #include "requester.h"
 /* USER CODE END Includes */

@ -64,7 +65,10 @@ extern UART_HandleTypeDef huart3;
 extern TIM_HandleTypeDef htim8;

 /* USER CODE BEGIN EV */
-
+extern uint8_t Data2Write[PAGE_SIZE*2];
+extern uint8_t ReceiveDataUART[4];
+extern struct flag FLAGS;
+extern int cnt_tim_reset;
 /* USER CODE END EV */

 /******************************************************************************/
--- a/MDK-ARM/CAN_Request-Response_protocol.uvoptx
+++ b/MDK-ARM/CAN_Request-Response_protocol.uvoptx
@ -1,776 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no" ?>
-<ProjectOpt xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="project_optx.xsd">
-
-  <SchemaVersion>1.0</SchemaVersion>
-
-  <Header>### uVision Project, (C) Keil Software</Header>
-
-  <Extensions>
-    <cExt>*.c</cExt>
-    <aExt>*.s*; *.src; *.a*</aExt>
-    <oExt>*.obj; *.o</oExt>
-    <lExt>*.lib</lExt>
-    <tExt>*.txt; *.h; *.inc; *.md</tExt>
-    <pExt>*.plm</pExt>
-    <CppX>*.cpp</CppX>
-    <nMigrate>0</nMigrate>
-  </Extensions>
-
-  <DaveTm>
-    <dwLowDateTime>0</dwLowDateTime>
-    <dwHighDateTime>0</dwHighDateTime>
-  </DaveTm>
-
-  <Target>
-    <TargetName>CAN_Request-Response_protocol</TargetName>
-    <ToolsetNumber>0x4</ToolsetNumber>
-    <ToolsetName>ARM-ADS</ToolsetName>
-    <TargetOption>
-      <CLKADS>8000000</CLKADS>
-      <OPTTT>
-        <gFlags>1</gFlags>
-        <BeepAtEnd>1</BeepAtEnd>
-        <RunSim>0</RunSim>
-        <RunTarget>1</RunTarget>
-        <RunAbUc>0</RunAbUc>
-      </OPTTT>
-      <OPTHX>
-        <HexSelection>1</HexSelection>
-        <FlashByte>65535</FlashByte>
-        <HexRangeLowAddress>0</HexRangeLowAddress>
-        <HexRangeHighAddress>0</HexRangeHighAddress>
-        <HexOffset>0</HexOffset>
-      </OPTHX>
-      <OPTLEX>
-        <PageWidth>79</PageWidth>
-        <PageLength>66</PageLength>
-        <TabStop>8</TabStop>
-        <ListingPath></ListingPath>
-      </OPTLEX>
-      <ListingPage>
-        <CreateCListing>1</CreateCListing>
-        <CreateAListing>1</CreateAListing>
-        <CreateLListing>1</CreateLListing>
-        <CreateIListing>0</CreateIListing>
-        <AsmCond>1</AsmCond>
-        <AsmSymb>1</AsmSymb>
-        <AsmXref>0</AsmXref>
-        <CCond>1</CCond>
-        <CCode>0</CCode>
-        <CListInc>0</CListInc>
-        <CSymb>0</CSymb>
-        <LinkerCodeListing>0</LinkerCodeListing>
-      </ListingPage>
-      <OPTXL>
-        <LMap>1</LMap>
-        <LComments>1</LComments>
-        <LGenerateSymbols>1</LGenerateSymbols>
-        <LLibSym>1</LLibSym>
-        <LLines>1</LLines>
-        <LLocSym>1</LLocSym>
-        <LPubSym>1</LPubSym>
-        <LXref>0</LXref>
-        <LExpSel>0</LExpSel>
-      </OPTXL>
-      <OPTFL>
-        <tvExp>1</tvExp>
-        <tvExpOptDlg>0</tvExpOptDlg>
-        <IsCurrentTarget>1</IsCurrentTarget>
-      </OPTFL>
-      <CpuCode>18</CpuCode>
-      <DebugOpt>
-        <uSim>0</uSim>
-        <uTrg>1</uTrg>
-        <sLdApp>1</sLdApp>
-        <sGomain>1</sGomain>
-        <sRbreak>1</sRbreak>
-        <sRwatch>1</sRwatch>
-        <sRmem>1</sRmem>
-        <sRfunc>1</sRfunc>
-        <sRbox>1</sRbox>
-        <tLdApp>1</tLdApp>
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--- a/MDK-ARM/CAN_Request-Response_protocol.uvprojx
+++ b/MDK-ARM/CAN_Request-Response_protocol.uvprojx
@ -1,650 +0,0 @@
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-            <File>
-              <FileName>main.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Core/Src/main.c</FilePath>
-            </File>
-            <File>
-              <FileName>gpio.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Core/Src/gpio.c</FilePath>
-            </File>
-            <File>
-              <FileName>can.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Core/Src/can.c</FilePath>
-            </File>
-            <File>
-              <FileName>dma.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Core/Src/dma.c</FilePath>
-            </File>
-            <File>
-              <FileName>rtc.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Core/Src/rtc.c</FilePath>
-            </File>
-            <File>
-              <FileName>sdio.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Core/Src/sdio.c</FilePath>
-            </File>
-            <File>
-              <FileName>tim.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Core/Src/tim.c</FilePath>
-            </File>
-            <File>
-              <FileName>usart.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Core/Src/usart.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f1xx_it.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Core/Src/stm32f1xx_it.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f1xx_hal_msp.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Core/Src/stm32f1xx_hal_msp.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f1xx_hal_timebase_tim.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Core/Src/stm32f1xx_hal_timebase_tim.c</FilePath>
-            </File>
-            <File>
-              <FileName>requester.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\Core\Src\requester.c</FilePath>
-            </File>
-            <File>
-              <FileName>requester.h</FileName>
-              <FileType>5</FileType>
-              <FilePath>..\Core\Inc\requester.h</FilePath>
-            </File>
-          </Files>
-        </Group>
-        <Group>
-          <GroupName>Application/User/FATFS/Target</GroupName>
-          <Files>
-            <File>
-              <FileName>bsp_driver_sd.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../FATFS/Target/bsp_driver_sd.c</FilePath>
-            </File>
-            <File>
-              <FileName>fatfs_platform.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../FATFS/Target/fatfs_platform.c</FilePath>
-            </File>
-          </Files>
-        </Group>
-        <Group>
-          <GroupName>Application/User/FATFS/App</GroupName>
-          <Files>
-            <File>
-              <FileName>fatfs.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../FATFS/App/fatfs.c</FilePath>
-            </File>
-          </Files>
-        </Group>
-        <Group>
-          <GroupName>Drivers/STM32F1xx_HAL_Driver</GroupName>
-          <Files>
-            <File>
-              <FileName>stm32f1xx_hal_gpio_ex.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_gpio_ex.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f1xx_hal_can.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_can.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f1xx_hal.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f1xx_hal_rcc.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_rcc.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f1xx_hal_rcc_ex.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_rcc_ex.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f1xx_hal_gpio.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_gpio.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f1xx_hal_dma.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_dma.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f1xx_hal_cortex.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_cortex.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f1xx_hal_pwr.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_pwr.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f1xx_hal_flash.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_flash.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f1xx_hal_flash_ex.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_flash_ex.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f1xx_hal_exti.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_exti.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f1xx_hal_rtc.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_rtc.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f1xx_hal_rtc_ex.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_rtc_ex.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f1xx_ll_sdmmc.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_sdmmc.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f1xx_hal_sd.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_sd.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f1xx_hal_tim.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_tim.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f1xx_hal_tim_ex.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_tim_ex.c</FilePath>
-            </File>
-            <File>
-              <FileName>stm32f1xx_hal_uart.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_hal_uart.c</FilePath>
-            </File>
-          </Files>
-        </Group>
-        <Group>
-          <GroupName>Drivers/CMSIS</GroupName>
-          <Files>
-            <File>
-              <FileName>system_stm32f1xx.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Core/Src/system_stm32f1xx.c</FilePath>
-            </File>
-          </Files>
-        </Group>
-        <Group>
-          <GroupName>Middlewares/FatFs</GroupName>
-          <Files>
-            <File>
-              <FileName>diskio.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Middlewares/Third_Party/FatFs/src/diskio.c</FilePath>
-            </File>
-            <File>
-              <FileName>ff.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Middlewares/Third_Party/FatFs/src/ff.c</FilePath>
-            </File>
-            <File>
-              <FileName>ff_gen_drv.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Middlewares/Third_Party/FatFs/src/ff_gen_drv.c</FilePath>
-            </File>
-            <File>
-              <FileName>syscall.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Middlewares/Third_Party/FatFs/src/option/syscall.c</FilePath>
-            </File>
-            <File>
-              <FileName>sd_diskio.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>../Middlewares/Third_Party/FatFs/src/drivers/sd_diskio.c</FilePath>
-            </File>
-          </Files>
-        </Group>
-        <Group>
-          <GroupName>::CMSIS</GroupName>
-        </Group>
-      </Groups>
-    </Target>
-  </Targets>
-
-  <RTE>
-    <apis/>
-    <components>
-      <component Cclass="CMSIS" Cgroup="CORE" Cvendor="ARM" Cversion="5.6.0" condition="ARMv6_7_8-M Device">
-        <package name="CMSIS" schemaVersion="1.7.7" url="http://www.keil.com/pack/" vendor="ARM" version="5.9.0"/>
-        <targetInfos>
-          <targetInfo name="CAN_Request-Response_protocol"/>
-        </targetInfos>
-      </component>
-    </components>
-    <files/>
-  </RTE>
-
-</Project>
--- a/MDK-ARM/CAN_Request-Response_protocol/CAN_Request-Response_protocol.sct
+++ b/MDK-ARM/CAN_Request-Response_protocol/CAN_Request-Response_protocol.sct
@ -1,19 +0,0 @@
-; *************************************************************
-; *** Scatter-Loading Description File generated by uVision ***
-; *************************************************************
-
-LR_IROM1 0x08000000 0x00400000  {    ; load region size_region
-  ER_IROM1 0x08000000 0x00400000  {  ; load address = execution address
-   *.o (RESET, +First)
-   *(InRoot$$Sections)
-   .ANY (+RO)
-   .ANY (+XO)
-  }
-  RW_IRAM1 0x20000000 0x00018000  {  ; RW data
-   .ANY (+RW +ZI)
-  }
-  RW_IRAM2 0x20018000 0x00001000  {
-   .ANY (+RW +ZI)
-  }
-}
-
--- a/MDK-ARM/DebugConfig/CAN_Request-Response_protocol_STM32F103RG_1.0.0.dbgconf
+++ b/MDK-ARM/DebugConfig/CAN_Request-Response_protocol_STM32F103RG_1.0.0.dbgconf
@ -1,36 +0,0 @@
-// File: STM32F101_102_103_105_107.dbgconf
-// Version: 1.0.0
-// Note: refer to STM32F101xx STM32F102xx STM32F103xx STM32F105xx STM32F107xx Reference manual (RM0008)
-//                STM32F101xx STM32F102xx STM32F103xx STM32F105xx STM32F107xx datasheets
-
-// <<< Use Configuration Wizard in Context Menu >>>
-
-// <h> Debug MCU configuration register (DBGMCU_CR)
-//                                   <i> Reserved bits must be kept at reset value
-//   <o.30> DBG_TIM11_STOP           <i> TIM11 counter stopped when core is halted
-//   <o.29> DBG_TIM10_STOP           <i> TIM10 counter stopped when core is halted
-//   <o.28> DBG_TIM9_STOP            <i> TIM9 counter stopped when core is halted
-//   <o.27> DBG_TIM14_STOP           <i> TIM14 counter stopped when core is halted
-//   <o.26> DBG_TIM13_STOP           <i> TIM13 counter stopped when core is halted
-//   <o.25> DBG_TIM12_STOP           <i> TIM12 counter stopped when core is halted
-//   <o.21> DBG_CAN2_STOP            <i> Debug CAN2 stopped when core is halted
-//   <o.20> DBG_TIM7_STOP            <i> TIM7 counter stopped when core is halted
-//   <o.19> DBG_TIM6_STOP            <i> TIM6 counter stopped when core is halted
-//   <o.18> DBG_TIM5_STOP            <i> TIM5 counter stopped when core is halted
-//   <o.17> DBG_TIM8_STOP            <i> TIM8 counter stopped when core is halted
-//   <o.16> DBG_I2C2_SMBUS_TIMEOUT   <i> SMBUS timeout mode stopped when core is halted
-//   <o.15> DBG_I2C1_SMBUS_TIMEOUT   <i> SMBUS timeout mode stopped when core is halted
-//   <o.14> DBG_CAN1_STOP            <i> Debug CAN1 stopped when Core is halted
-//   <o.13> DBG_TIM4_STOP            <i> TIM4 counter stopped when core is halted
-//   <o.12> DBG_TIM3_STOP            <i> TIM3 counter stopped when core is halted
-//   <o.11> DBG_TIM2_STOP            <i> TIM2 counter stopped when core is halted
-//   <o.10> DBG_TIM1_STOP            <i> TIM1 counter stopped when core is halted
-//   <o.9>  DBG_WWDG_STOP            <i> Debug window watchdog stopped when core is halted
-//   <o.8>  DBG_IWDG_STOP            <i> Debug independent watchdog stopped when core is halted
-//   <o.2>  DBG_STANDBY              <i> Debug standby mode
-//   <o.1>  DBG_STOP                 <i> Debug stop mode
-//   <o.0>  DBG_SLEEP                <i> Debug sleep mode
-// </h>
-DbgMCU_CR = 0x00000007;
-
-// <<< end of configuration section >>>
--- a/MDK-ARM/DebugConfig/stm32f103rgtx_CAN_Request_Response_protocol_STM32F103RG_1.0.0.dbgconf
+++ b/MDK-ARM/DebugConfig/stm32f103rgtx_CAN_Request_Response_protocol_STM32F103RG_1.0.0.dbgconf
@ -1,36 +0,0 @@
-// File: STM32F101_102_103_105_107.dbgconf
-// Version: 1.0.0
-// Note: refer to STM32F101xx STM32F102xx STM32F103xx STM32F105xx STM32F107xx Reference manual (RM0008)
-//                STM32F101xx STM32F102xx STM32F103xx STM32F105xx STM32F107xx datasheets
-
-// <<< Use Configuration Wizard in Context Menu >>>
-
-// <h> Debug MCU configuration register (DBGMCU_CR)
-//                                   <i> Reserved bits must be kept at reset value
-//   <o.30> DBG_TIM11_STOP           <i> TIM11 counter stopped when core is halted
-//   <o.29> DBG_TIM10_STOP           <i> TIM10 counter stopped when core is halted
-//   <o.28> DBG_TIM9_STOP            <i> TIM9 counter stopped when core is halted
-//   <o.27> DBG_TIM14_STOP           <i> TIM14 counter stopped when core is halted
-//   <o.26> DBG_TIM13_STOP           <i> TIM13 counter stopped when core is halted
-//   <o.25> DBG_TIM12_STOP           <i> TIM12 counter stopped when core is halted
-//   <o.21> DBG_CAN2_STOP            <i> Debug CAN2 stopped when core is halted
-//   <o.20> DBG_TIM7_STOP            <i> TIM7 counter stopped when core is halted
-//   <o.19> DBG_TIM6_STOP            <i> TIM6 counter stopped when core is halted
-//   <o.18> DBG_TIM5_STOP            <i> TIM5 counter stopped when core is halted
-//   <o.17> DBG_TIM8_STOP            <i> TIM8 counter stopped when core is halted
-//   <o.16> DBG_I2C2_SMBUS_TIMEOUT   <i> SMBUS timeout mode stopped when core is halted
-//   <o.15> DBG_I2C1_SMBUS_TIMEOUT   <i> SMBUS timeout mode stopped when core is halted
-//   <o.14> DBG_CAN1_STOP            <i> Debug CAN1 stopped when Core is halted
-//   <o.13> DBG_TIM4_STOP            <i> TIM4 counter stopped when core is halted
-//   <o.12> DBG_TIM3_STOP            <i> TIM3 counter stopped when core is halted
-//   <o.11> DBG_TIM2_STOP            <i> TIM2 counter stopped when core is halted
-//   <o.10> DBG_TIM1_STOP            <i> TIM1 counter stopped when core is halted
-//   <o.9>  DBG_WWDG_STOP            <i> Debug window watchdog stopped when core is halted
-//   <o.8>  DBG_IWDG_STOP            <i> Debug independent watchdog stopped when core is halted
-//   <o.2>  DBG_STANDBY              <i> Debug standby mode
-//   <o.1>  DBG_STOP                 <i> Debug stop mode
-//   <o.0>  DBG_SLEEP                <i> Debug sleep mode
-// </h>
-DbgMCU_CR = 0x00000007;
-
-// <<< end of configuration section >>>
--- a/MDK-ARM/RTE/_CAN_Request-Response_protocol/RTE_Components.h
+++ b/MDK-ARM/RTE/_CAN_Request-Response_protocol/RTE_Components.h
@ -1,21 +0,0 @@
-
-/*
- * Auto generated Run-Time-Environment Configuration File
- *      *** Do not modify ! ***
- *
- * Project: 'CAN_Request-Response_protocol' 
- * Target:  'CAN_Request-Response_protocol' 
- */
-
-#ifndef RTE_COMPONENTS_H
-#define RTE_COMPONENTS_H
-
-
-/*
- * Define the Device Header File: 
- */
-#define CMSIS_device_header "stm32f10x.h"
-
-
-
-#endif /* RTE_COMPONENTS_H */
--- a/MDK-ARM/RTE/_stm32f103rgtx_CAN_Request_Response_protocol/RTE_Components.h
+++ b/MDK-ARM/RTE/_stm32f103rgtx_CAN_Request_Response_protocol/RTE_Components.h
@ -1,21 +0,0 @@
-
-/*
- * Auto generated Run-Time-Environment Configuration File
- *      *** Do not modify ! ***
- *
- * Project: 'stm32f103rgtx_bootloader' 
- * Target:  'stm32f103rgtx_CAN_Request_Response_protocol' 
- */
-
-#ifndef RTE_COMPONENTS_H
-#define RTE_COMPONENTS_H
-
-
-/*
- * Define the Device Header File: 
- */
-#define CMSIS_device_header "stm32f10x.h"
-
-
-
-#endif /* RTE_COMPONENTS_H */
--- a/MDK-ARM/stm32f103rgtx_bootloader.uvoptx
+++ b/MDK-ARM/stm32f103rgtx_bootloader.uvoptx
@ -22,7 +22,7 @@
  </DaveTm>

  <Target>
-    <TargetName>stm32f103rgtx_CAN_Request_Response_protocol</TargetName>
+    <TargetName>stm32f103rgtx_bootloader</TargetName>
    <ToolsetNumber>0x4</ToolsetNumber>
    <ToolsetName>ARM-ADS</ToolsetName>
    <TargetOption>
@ -327,6 +327,42 @@
    <File>
      <GroupNumber>2</GroupNumber>
      <FileNumber>2</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\Core\Src\custom_flash.c</PathWithFileName>
+      <FilenameWithoutPath>custom_flash.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>2</GroupNumber>
+      <FileNumber>3</FileNumber>
+      <FileType>5</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\Core\Inc\custom_flash.h</PathWithFileName>
+      <FilenameWithoutPath>custom_flash.h</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>2</GroupNumber>
+      <FileNumber>4</FileNumber>
+      <FileType>5</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\Core\Inc\boot_project_setup.h</PathWithFileName>
+      <FilenameWithoutPath>boot_project_setup.h</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>2</GroupNumber>
+      <FileNumber>5</FileNumber>
      <FileType>5</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -338,7 +374,7 @@
    </File>
    <File>
      <GroupNumber>2</GroupNumber>
-      <FileNumber>3</FileNumber>
+      <FileNumber>6</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -350,9 +386,9 @@
    </File>
    <File>
      <GroupNumber>2</GroupNumber>
-      <FileNumber>4</FileNumber>
+      <FileNumber>7</FileNumber>
      <FileType>1</FileType>
-      <tvExp>1</tvExp>
+      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
      <bDave2>0</bDave2>
      <PathWithFileName>../Core/Src/main.c</PathWithFileName>
@ -362,7 +398,7 @@
    </File>
    <File>
      <GroupNumber>2</GroupNumber>
-      <FileNumber>5</FileNumber>
+      <FileNumber>8</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -374,7 +410,7 @@
    </File>
    <File>
      <GroupNumber>2</GroupNumber>
-      <FileNumber>6</FileNumber>
+      <FileNumber>9</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -386,7 +422,7 @@
    </File>
    <File>
      <GroupNumber>2</GroupNumber>
-      <FileNumber>7</FileNumber>
+      <FileNumber>10</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -398,7 +434,7 @@
    </File>
    <File>
      <GroupNumber>2</GroupNumber>
-      <FileNumber>8</FileNumber>
+      <FileNumber>11</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -410,7 +446,7 @@
    </File>
    <File>
      <GroupNumber>2</GroupNumber>
-      <FileNumber>9</FileNumber>
+      <FileNumber>12</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -422,7 +458,7 @@
    </File>
    <File>
      <GroupNumber>2</GroupNumber>
-      <FileNumber>10</FileNumber>
+      <FileNumber>13</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -434,7 +470,7 @@
    </File>
    <File>
      <GroupNumber>2</GroupNumber>
-      <FileNumber>11</FileNumber>
+      <FileNumber>14</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -446,7 +482,7 @@
    </File>
    <File>
      <GroupNumber>2</GroupNumber>
-      <FileNumber>12</FileNumber>
+      <FileNumber>15</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -458,7 +494,7 @@
    </File>
    <File>
      <GroupNumber>2</GroupNumber>
-      <FileNumber>13</FileNumber>
+      <FileNumber>16</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -470,7 +506,7 @@
    </File>
    <File>
      <GroupNumber>2</GroupNumber>
-      <FileNumber>14</FileNumber>
+      <FileNumber>17</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -490,7 +526,7 @@
    <RteFlg>0</RteFlg>
    <File>
      <GroupNumber>3</GroupNumber>
-      <FileNumber>15</FileNumber>
+      <FileNumber>18</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -502,7 +538,7 @@
    </File>
    <File>
      <GroupNumber>3</GroupNumber>
-      <FileNumber>16</FileNumber>
+      <FileNumber>19</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -522,7 +558,7 @@
    <RteFlg>0</RteFlg>
    <File>
      <GroupNumber>4</GroupNumber>
-      <FileNumber>17</FileNumber>
+      <FileNumber>20</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -542,7 +578,7 @@
    <RteFlg>0</RteFlg>
    <File>
      <GroupNumber>5</GroupNumber>
-      <FileNumber>18</FileNumber>
+      <FileNumber>21</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -554,7 +590,7 @@
    </File>
    <File>
      <GroupNumber>5</GroupNumber>
-      <FileNumber>19</FileNumber>
+      <FileNumber>22</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -566,7 +602,7 @@
    </File>
    <File>
      <GroupNumber>5</GroupNumber>
-      <FileNumber>20</FileNumber>
+      <FileNumber>23</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -578,7 +614,7 @@
    </File>
    <File>
      <GroupNumber>5</GroupNumber>
-      <FileNumber>21</FileNumber>
+      <FileNumber>24</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -590,7 +626,7 @@
    </File>
    <File>
      <GroupNumber>5</GroupNumber>
-      <FileNumber>22</FileNumber>
+      <FileNumber>25</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -602,7 +638,7 @@
    </File>
    <File>
      <GroupNumber>5</GroupNumber>
-      <FileNumber>23</FileNumber>
+      <FileNumber>26</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -614,7 +650,7 @@
    </File>
    <File>
      <GroupNumber>5</GroupNumber>
-      <FileNumber>24</FileNumber>
+      <FileNumber>27</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -626,7 +662,7 @@
    </File>
    <File>
      <GroupNumber>5</GroupNumber>
-      <FileNumber>25</FileNumber>
+      <FileNumber>28</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -638,7 +674,7 @@
    </File>
    <File>
      <GroupNumber>5</GroupNumber>
-      <FileNumber>26</FileNumber>
+      <FileNumber>29</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -650,7 +686,7 @@
    </File>
    <File>
      <GroupNumber>5</GroupNumber>
-      <FileNumber>27</FileNumber>
+      <FileNumber>30</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -662,7 +698,7 @@
    </File>
    <File>
      <GroupNumber>5</GroupNumber>
-      <FileNumber>28</FileNumber>
+      <FileNumber>31</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -674,7 +710,7 @@
    </File>
    <File>
      <GroupNumber>5</GroupNumber>
-      <FileNumber>29</FileNumber>
+      <FileNumber>32</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -686,7 +722,7 @@
    </File>
    <File>
      <GroupNumber>5</GroupNumber>
-      <FileNumber>30</FileNumber>
+      <FileNumber>33</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -698,7 +734,7 @@
    </File>
    <File>
      <GroupNumber>5</GroupNumber>
-      <FileNumber>31</FileNumber>
+      <FileNumber>34</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -710,7 +746,7 @@
    </File>
    <File>
      <GroupNumber>5</GroupNumber>
-      <FileNumber>32</FileNumber>
+      <FileNumber>35</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -722,7 +758,7 @@
    </File>
    <File>
      <GroupNumber>5</GroupNumber>
-      <FileNumber>33</FileNumber>
+      <FileNumber>36</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -734,7 +770,7 @@
    </File>
    <File>
      <GroupNumber>5</GroupNumber>
-      <FileNumber>34</FileNumber>
+      <FileNumber>37</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -746,7 +782,7 @@
    </File>
    <File>
      <GroupNumber>5</GroupNumber>
-      <FileNumber>35</FileNumber>
+      <FileNumber>38</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -758,7 +794,7 @@
    </File>
    <File>
      <GroupNumber>5</GroupNumber>
-      <FileNumber>36</FileNumber>
+      <FileNumber>39</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -778,7 +814,7 @@
    <RteFlg>0</RteFlg>
    <File>
      <GroupNumber>6</GroupNumber>
-      <FileNumber>37</FileNumber>
+      <FileNumber>40</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -798,7 +834,7 @@
    <RteFlg>0</RteFlg>
    <File>
      <GroupNumber>7</GroupNumber>
-      <FileNumber>38</FileNumber>
+      <FileNumber>41</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -810,7 +846,7 @@
    </File>
    <File>
      <GroupNumber>7</GroupNumber>
-      <FileNumber>39</FileNumber>
+      <FileNumber>42</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -822,7 +858,7 @@
    </File>
    <File>
      <GroupNumber>7</GroupNumber>
-      <FileNumber>40</FileNumber>
+      <FileNumber>43</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -834,7 +870,7 @@
    </File>
    <File>
      <GroupNumber>7</GroupNumber>
-      <FileNumber>41</FileNumber>
+      <FileNumber>44</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
@ -846,7 +882,7 @@
    </File>
    <File>
      <GroupNumber>7</GroupNumber>
-      <FileNumber>42</FileNumber>
+      <FileNumber>45</FileNumber>
      <FileType>1</FileType>
      <tvExp>0</tvExp>
      <tvExpOptDlg>0</tvExpOptDlg>
--- a/MDK-ARM/stm32f103rgtx_bootloader.uvprojx
+++ b/MDK-ARM/stm32f103rgtx_bootloader.uvprojx
@ -7,7 +7,7 @@

  <Targets>
    <Target>
-      <TargetName>stm32f103rgtx_CAN_Request_Response_protocol</TargetName>
+      <TargetName>stm32f103rgtx_bootloader</TargetName>
      <ToolsetNumber>0x4</ToolsetNumber>
      <ToolsetName>ARM-ADS</ToolsetName>
      <pArmCC>6190000::V6.19::ARMCLANG</pArmCC>
@ -395,6 +395,21 @@
        <Group>
          <GroupName>Application/User/Core</GroupName>
          <Files>
+            <File>
+              <FileName>custom_flash.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\Core\Src\custom_flash.c</FilePath>
+            </File>
+            <File>
+              <FileName>custom_flash.h</FileName>
+              <FileType>5</FileType>
+              <FilePath>..\Core\Inc\custom_flash.h</FilePath>
+            </File>
+            <File>
+              <FileName>boot_project_setup.h</FileName>
+              <FileType>5</FileType>
+              <FilePath>..\Core\Inc\boot_project_setup.h</FilePath>
+            </File>
            <File>
              <FileName>requester.h</FileName>
              <FileType>5</FileType>
@ -844,7 +859,7 @@
      <component Cclass="CMSIS" Cgroup="CORE" Cvendor="ARM" Cversion="5.6.0" condition="ARMv6_7_8-M Device">
        <package name="CMSIS" schemaVersion="1.7.7" url="http://www.keil.com/pack/" vendor="ARM" version="5.9.0"/>
        <targetInfos>
-          <targetInfo name="stm32f103rgtx_CAN_Request_Response_protocol"/>
+          <targetInfo name="stm32f103rgtx_bootloader"/>
        </targetInfos>
      </component>
    </components>
--- a/README.md
+++ b/README.md
@ -1,2 +1,2 @@
-# CAN_Request-Response_protocol
+# stm32f103rgtx

--- a/extID_type/extID_type_from_new_can_protocol.h
+++ b/extID_type/extID_type_from_new_can_protocol.h
@ -1,62 +0,0 @@
-#ifndef _new_can_protocol_ID_struct
-#define _new_can_protocol_ID_struct
-
-//Route mode
-#define ROUTE_MASTER 0
-#define ROUTE_SLAVE 1
-
-//Data Types
-#define DATA_TYPE_BROADCAST 0b0000
-#define DATA_TYPE_DISCRETE 0b0001
-#define DATA_TYPE_ANALOG 0b0010
-#define DATA_TYPE_MODBUS_COIL 0b0011
-#define DATA_TYPE_MODBUS_DISCRETE 0b0100
-#define DATA_TYPE_MODBUS_HOLDING 0b0101
-#define DATA_TYPE_MODBUS_INPUT 0b0110
-#define DATA_TYPE_ERROR 0b0111
-#define DATA_TYPE_PULSE 0b1111
-
-//Sensor Types for DATA_TYPE_BROADCAST
-#define SENSOR_TYPE_BROADCAST_STATUS 0b00000
-#define SENSOR_TYPE_BROADCAST_ONOFF 0b00001
-#define SENSOR_TYPE_BROADCAST_RESTARTDEVICE 0b00010
-#define SENSOR_TYPE_BROADCAST_RTCSETUP 0b00011
-
-//Sensor Types for DATA_TYPE_DISCRETE
-#define SENSOR_TYPE_DISCRETE_ACCIDENT 0b00000
-#define SENSOR_TYPE_DISCRETE_WARNING 0b00001
-#define SENSOR_TYPE_DISCRETE_CONTROL_SIGNALS 0b00010
-#define SENSOR_TYPE_DISCRETE_FLAGS 0b00011
-#define SENSOR_TYPE_DISCRETE_RESET 0b00100
-#define SENSOR_TYPE_DISCRETE_CHANGE_MODE 0b00101
-#define SENSOR_TYPE_DISCRETE_REQUEST_LIST_OF_PARAMETERS 0b00110
-
-//Sensor Types for DATA_TYPE_ANALOG
-#define SENSOR_TYPE_ANALOG_UNIVERSAL 0b00000
-#define SENSOR_TYPE_ANALOG_USTAVKI 0b00001
-#define SENSOR_TYPE_ANALOG_U 0b00010
-#define SENSOR_TYPE_ANALOG_I 0b00011
-#define SENSOR_TYPE_ANALOG_T 0b00100
-
-//Error Code
-#define NONEXISTENT_ELEMENT 0x01
-
-typedef union _extID{
-	struct extID_Standard_Fields{
-		unsigned DeviceID:8;
-		unsigned SensorID:11;
-		unsigned SensorType:5;
-		unsigned DataType:4;
-		unsigned Route:1;
-	}StandardFields;
-	struct extID_Modbus_Fields{
-		unsigned DeviceID:8;
-		unsigned CountReg:8;
-		unsigned StrAdr:8;
-		unsigned DataType:4;
-		unsigned Route:1;
-	}ModbusFields;
-	unsigned int BitAll:29;	
-}extID;
-
-#endif
--- a/CAN_Request-Response_protocol.ioc
+++ b/CAN_Request-Response_protocol.ioc
@ -5,12 +5,12 @@ CAD.provider=
 CAN.ABOM=ENABLE
 CAN.BS1=CAN_BS1_13TQ
 CAN.BS2=CAN_BS2_2TQ
-CAN.CalculateBaudRate=1000000
-CAN.CalculateTimeBit=1000
-CAN.CalculateTimeQuantum=62.5
+CAN.CalculateBaudRate=50000
+CAN.CalculateTimeBit=20000
+CAN.CalculateTimeQuantum=1250.0
 CAN.IPParameters=CalculateTimeQuantum,CalculateTimeBit,CalculateBaudRate,Prescaler,BS2,BS1,SJW,ABOM,TXFP,Mode
 CAN.Mode=CAN_MODE_LOOPBACK
-CAN.Prescaler=2
+CAN.Prescaler=40
 CAN.SJW=CAN_SJW_1TQ
 CAN.TXFP=ENABLE
 Dma.Request0=SDIO
@ -169,8 +169,8 @@ ProjectManager.MainLocation=Core/Src
 ProjectManager.NoMain=false
 ProjectManager.PreviousToolchain=
 ProjectManager.ProjectBuild=false
-ProjectManager.ProjectFileName=CAN_Request-Response_protocol.ioc
-ProjectManager.ProjectName=CAN_Request-Response_protocol
+ProjectManager.ProjectFileName=stm32f103rgtx_bootloader.ioc
+ProjectManager.ProjectName=stm32f103rgtx_bootloader
 ProjectManager.ProjectStructure=
 ProjectManager.RegisterCallBack=
 ProjectManager.StackSize=0x400
@ -209,8 +209,8 @@ RTC.IPParameters=Format,AutoPrediv
 SDIO.ClockDiv=4
 SDIO.IPParameters=ClockDiv
 TIM7.IPParameters=Prescaler,Period
-TIM7.Period=1000
-TIM7.Prescaler=64000-1
+TIM7.Period=3000
+TIM7.Prescaler=8000-1
 USART3.BaudRate=9600*2
 USART3.IPParameters=VirtualMode,BaudRate
 USART3.VirtualMode=VM_ASYNC