Changeset 78 for trunk/fw_g473rct/Core

Timestamp:

Sep 9, 2026, 4:41:33 PM (11 days ago)

Author:

f.jahn

Message:

15s button press on device's power up initiates Factory Reset.

File:

• trunk/fw_g473rct/Core/Src/main.c (modified) (7 diffs)

trunk/fw_g473rct/Core/Src/main.c

@@ -71 +71 @@
 
 #define MAX_OVERCURRENT_RETRYS  3
-#ifdef DEBUG
+
 #define MX_IWDG_Init DoNothing
-#endif
+
 //#define USBPD_DPM_Run DoNothing
 
@@ -192 +192 @@
   MX_CRC_Init();
   MX_RTC_Init();
-  //MX_IWDG_Init();
+  MX_IWDG_Init();
   MX_TIM3_Init();
   #ifndef NO_USB_SUPPORT 
@@ -216 +216 @@
           case FIRST_START_ERROR:                                               EEPROM_fullRestore(&sys_data);            break;
   }
-  
-  HAL_IWDG_Refresh(&hiwdg);
 
   // Set Slave Address via user button
@@ -236 +234 @@
     }
   }*/
-  HAL_IWDG_Refresh(&hiwdg);
+
+  #undef MX_IWDG_Init
+  MX_IWDG_Init();
+
   LoadBackupRegister();
   
@@ -253 +254 @@
   if (HAL_ADCEx_Calibration_Start(&hadc4, ADC_DIFFERENTIAL_ENDED) != HAL_OK) Error_Handler();
   if (HAL_ADCEx_Calibration_Start(&hadc5, ADC_SINGLE_ENDED) != HAL_OK) Error_Handler();
-
 
 
@@ -630 +630 @@
 #endif
 
-        // Buzzer signalize that we are now in Slave Address Setting mode 
+        // Buzzer signalizes that we are now in Slave Address Setting mode 
         startTime = HAL_GetTick();
         while (HAL_GetTick() - startTime < 300U)
@@ -639 +639 @@
         HAL_GPIO_WritePin(BUZZER_GPIO_Port, BUZZER_Pin, BUZZER_OFF);
 
-        // We need to wait till button release(10s)
+        // We need to wait till button release(15s)
         startTime = HAL_GetTick();
         while (BTN_PRESSED == HAL_GPIO_ReadPin(GPIO_INPUT_BTN_MODE_GPIO_Port, GPIO_INPUT_BTN_MODE_Pin))
-        {
-                if (HAL_GetTick() - startTime >= 60U * 1000U) return 0;
+        {       // if we hold a user button pressed for a 15s, when we perform Factory Reset
+                if (HAL_GetTick() - startTime >= 15U * 1000U)
+                {
+                        // Buzzer signalizes that we are now in Factory Reset mode 
+                        startTime = HAL_GetTick();
+                        while (HAL_GetTick() - startTime < 1000U)
+                        {
+                                HAL_GPIO_TogglePin(BUZZER_GPIO_Port, BUZZER_Pin);
+                                HAL_Delay(50U);
+                        }
+                        HAL_GPIO_WritePin(BUZZER_GPIO_Port, BUZZER_Pin, BUZZER_OFF);
+                        EEPROM_factoryRestore(&sys_data, 1);
+                        return 0;
+                }
                 HAL_Delay(10U);
         }