add proj

2026-05-23 18:02:41 +03:00
commit b85718ccf2
42 changed files with 9913 additions and 0 deletions
--- a/B-G474E-DPOW1_Keil/Core/Src/main.c
+++ b/B-G474E-DPOW1_Keil/Core/Src/main.c
@@ -0,0 +1,70 @@
+#include <stdio.h>
+
+#include "app_config.h"
+#include "board.h"
+#include "dcdc.h"
+#include "retarget.h"
+#include "stm32g474xx.h"
+
+int main(void)
+{
+    uint32_t last_control_ms = 0U;
+    uint32_t last_print_ms = 0U;
+    volatile uint32_t debug_attach_delay;
+
+    /*
+     * Short rescue window after reset. It lets ST-LINK attach before the
+     * firmware reconfigures clocks and power peripherals.
+     */
+    for (debug_attach_delay = 0U; debug_attach_delay < DEBUG_ATTACH_DELAY_LOOPS; debug_attach_delay++)
+    {
+        __NOP();
+    }
+
+    Board_Init();
+    Retarget_Init(USART3_BAUDRATE);
+    DCDC_Init();
+
+    printf("\nB-G474E-DPOW1 DCDC starter project\n");
+    printf("USART3 retarget printf: %lu baud\n", (unsigned long)USART3_BAUDRATE);
+    printf("SystemCoreClock: %lu Hz\n", (unsigned long)SystemCoreClock);
+    printf("PWM: %lu Hz, period=%lu HRTIM ticks\n",
+           (unsigned long)DCDC_PWM_FREQUENCY_HZ,
+           (unsigned long)DCDC_GetPeriodTicks());
+    printf("HRTIM DLL: %s\n", DCDC_IsHrtimReady() ? "ready" : "not ready");
+
+#if DCDC_POWER_STAGE_ENABLE
+    printf("Power stage: ENABLED. Check VIN/current limit before flashing.\n");
+    DCDC_Start();
+#else
+    printf("Power stage: disabled in app_config.h; ADC monitor only.\n");
+#endif
+
+    while (1)
+    {
+        uint32_t now = Board_Millis();
+
+        if ((now - last_control_ms) >= 1U)
+        {
+            last_control_ms = now;
+            DCDC_ControlStep();
+        }
+
+        if ((now - last_print_ms) >= 500U)
+        {
+            DCDC_Measurements m;
+            last_print_ms = now;
+            DCDC_ReadMeasurements(&m);
+
+            printf("state=%s fault=%s hrtim=%s vin=%lumV iin=%lumA vout=%lumV duty=%lu/%lu\n",
+                   DCDC_StateText(DCDC_GetState()),
+                   DCDC_FaultText(DCDC_GetFault()),
+                   DCDC_IsHrtimReady() ? "ready" : "not-ready",
+                   (unsigned long)m.vin_mv,
+                   (unsigned long)m.iin_ma,
+                   (unsigned long)m.vout_mv,
+                   (unsigned long)DCDC_GetDutyTicks(),
+                   (unsigned long)DCDC_GetPeriodTicks());
+        }
+    }
+}