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__general_flash.c
#include "__general_flash.h"
FLASH_EraseInitTypeDef EraseInitStruct;
extern HAL_StatusTypeDef res_hal;
unsigned CRC_Update;
//uint32_t PAGE_OFFSET = ((uint32_t)((4-1) * 0x0400));
uint32_t PAGE_NUMB = 127;
/* Записать в память данные, произвольного размера */
HAL_StatusTypeDef FLASH_Write_Data(uint32_t* Address, uint8_t* Data, int Data_size)
{
HAL_StatusTypeDef res_hal;
int data_cnt = 0;
uint32_t adr;
uint32_t word_data;
res_hal = HAL_FLASH_Unlock();
if (res_hal != HAL_OK) return res_hal;
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 = HAL_FLASH_Program(FLASH_TYPEPROGRAM_WORD, adr, word_data);
if (res_hal != HAL_OK) return res_hal;
data_cnt += 4;
}
*Address += Data_size;
res_hal = HAL_FLASH_Lock();
return res_hal;
}
HAL_StatusTypeDef FLASH_Enable_DualBankMode(void)
{
HAL_StatusTypeDef res_hal;
FLASH_AdvOBProgramInitTypeDef OB_DualBank;
res_hal = HAL_FLASH_Unlock();
if (res_hal != HAL_OK)
return res_hal;
res_hal = HAL_FLASH_OB_Unlock();
if (res_hal != HAL_OK)
return res_hal;
FLASH->OPTCR |= FLASH_OPTCR_DB1M;
res_hal = HAL_FLASH_OB_Launch();
if (res_hal != HAL_OK)
return res_hal;
res_hal = HAL_FLASH_OB_Lock();
if (res_hal != HAL_OK)
return res_hal;
res_hal = HAL_FLASH_Lock();
if (res_hal != HAL_OK)
return res_hal;
return res_hal;
}
/* Убрать защиту */
HAL_StatusTypeDef FLASH_WriteProtection(uint32_t BankN, uint32_t WriteProtection)
{
HAL_StatusTypeDef res_hal;
FLASH_OBProgramInitTypeDef OBInit;
// Очистка всех возможных ошибок
FLASH->SR |= FLASH_FLAG_WRPERR // Write Protection Error
| FLASH_FLAG_PGSERR // Programming Sequence Error
| FLASH_FLAG_PGAERR // Programming Alignment Error
| FLASH_FLAG_OPERR; // Operation Error
res_hal = HAL_FLASH_Unlock();
if (res_hal != HAL_OK)
return res_hal;
res_hal = HAL_FLASH_OB_Unlock(); // Разблокировка Option Bytes
if (res_hal != HAL_OK)
return res_hal;
// Считываем текущую конфигурацию Option Bytes
HAL_FLASHEx_OBGetConfig(&OBInit);
// Отключаем защиту на всех секторах второго банка
OBInit.OptionType = OPTIONBYTE_WRP;
OBInit.WRPState = WriteProtection; // Снять защиту
OBInit.WRPSector = OB_WRP_SECTOR_12; // Снять защиту
OBInit.Banks = BankN; // Указываем второй банк
res_hal = HAL_FLASHEx_OBProgram(&OBInit);
if (res_hal != HAL_OK)
return res_hal;
// Записываем изменения и перезагружаем чип
res_hal = HAL_FLASH_OB_Launch();
if (res_hal != HAL_OK)
return res_hal;
// Считываем текущую конфигурацию Option Bytes
HAL_FLASHEx_OBGetConfig(&OBInit);
// Блокировка Option Bytes
res_hal = HAL_FLASH_OB_Lock();
if (res_hal != HAL_OK)
return res_hal;
res_hal = HAL_FLASH_Lock();
if (res_hal != HAL_OK)
return res_hal;
return res_hal;
}
//-----------------ELEMENTARY FUNCTIONS---------------------
/* functions for reading bytes/halswords/words */
uint8_t FLASH_Read_Byte(uint32_t add)
{
return (*(__IO uint8_t*)(add));
}
uint16_t FLASH_Read_HalfWord(uint32_t add)
{
return (*(__IO uint16_t*)(add));
}
uint32_t FLASH_Read_Word(uint32_t add)
{
return (*(__IO uint32_t*)(add));
}
/* functions for writing bytes/halswords/words */
HAL_StatusTypeDef FLASH_Write_Byte(uint32_t Address, uint8_t Data)
{
HAL_StatusTypeDef res_hal;
res_hal = HAL_FLASH_Unlock();
if (res_hal != HAL_OK) return res_hal;
res_hal = HAL_FLASH_Program(FLASH_TYPEPROGRAM_BYTE, Address, (uint8_t)(Data));
if (res_hal != HAL_OK) return res_hal;
res_hal = HAL_FLASH_Lock();
return res_hal;
}
HAL_StatusTypeDef FLASH_Write_HalfWord(uint32_t Address, uint16_t Data)
{
HAL_StatusTypeDef res_hal;
res_hal = HAL_FLASH_Unlock();
if (res_hal != HAL_OK) return res_hal;
res_hal = HAL_FLASH_Program(FLASH_TYPEPROGRAM_HALFWORD, Address, (uint16_t)(Data));
if (res_hal != HAL_OK) return res_hal;
res_hal = HAL_FLASH_Lock();
return res_hal;
}
HAL_StatusTypeDef FLASH_Write_Word(uint32_t Address, uint32_t Data)
{
HAL_StatusTypeDef res_hal;
res_hal = HAL_FLASH_Unlock();
if (res_hal != HAL_OK) return res_hal;
res_hal = HAL_FLASH_Program(FLASH_TYPEPROGRAM_WORD, Address, (uint32_t)(Data));
if (res_hal != HAL_OK) return res_hal;
res_hal = HAL_FLASH_Lock();
return res_hal;
}
//----------------------------------------------------------