ensure that PTP is low after reset

Luos-io · Feb 2, 2024 · fb10344 · fb10344
1 parent c227143
commit fb10344
Showing 1 changed file with 10 additions and 0 deletions.
diff --git a/examples/projects/NUCLEO-G431KB/gate_serialcom/src/gpio.c b/examples/projects/NUCLEO-G431KB/gate_serialcom/src/gpio.c
@@ -57,6 +57,16 @@ void MX_GPIO_Init(void)
     GPIO_InitStruct.Pull  = GPIO_PULLDOWN;
     GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
     HAL_GPIO_Init(LED_GPIO_Port, &GPIO_InitStruct);
+
+    /*Configure GPIO pin : PtPin */
+    GPIO_InitStruct.Pin   = GPIO_PIN_4|GPIO_PIN_5;
+    GPIO_InitStruct.Mode  = GPIO_MODE_OUTPUT_PP;
+    GPIO_InitStruct.Pull  = GPIO_PULLDOWN;
+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
+    HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
+
+    HAL_GPIO_WritePin(GPIOB, GPIO_PIN_4, RESET);
+    HAL_GPIO_WritePin(GPIOB, GPIO_PIN_5, RESET);
 }
 
 /* USER CODE BEGIN 2 */