/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file gpio.c * @brief This file provides code for the configuration * of all used GPIO pins. ****************************************************************************** * @attention * * Copyright (c) 2026 STMicroelectronics. * All rights reserved. * * This software is licensed under terms that can be found in the LICENSE file * in the root directory of this software component. * If no LICENSE file comes with this software, it is provided AS-IS. * ****************************************************************************** */ /* USER CODE END Header */ /* Includes ------------------------------------------------------------------*/ #include "gpio.h" /* USER CODE BEGIN 0 */ /* USER CODE END 0 */ /*----------------------------------------------------------------------------*/ /* Configure GPIO */ /*----------------------------------------------------------------------------*/ /* USER CODE BEGIN 1 */ /* USER CODE END 1 */ /** Configure pins as * Analog * Input * Output * EVENT_OUT * EXTI */ void MX_GPIO_Init(void) { GPIO_InitTypeDef GPIO_InitStruct = {0}; /* GPIO Ports Clock Enable */ __HAL_RCC_GPIOC_CLK_ENABLE(); __HAL_RCC_GPIOD_CLK_ENABLE(); __HAL_RCC_GPIOA_CLK_ENABLE(); __HAL_RCC_GPIOB_CLK_ENABLE(); /*Configure GPIO pin Output Level */ HAL_GPIO_WritePin(GPIOC, GPIO_PIN_13, GPIO_PIN_RESET); /*Configure GPIO pin Output Level */ HAL_GPIO_WritePin(GPIOB, GPIO_PIN_1, GPIO_PIN_RESET); /*Configure GPIO pin : PC13 */ GPIO_InitStruct.Pin = GPIO_PIN_13; GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); /*Configure GPIO pin : PB0 */ GPIO_InitStruct.Pin = GPIO_PIN_0; GPIO_InitStruct.Mode = GPIO_MODE_IT_FALLING; GPIO_InitStruct.Pull = GPIO_NOPULL; HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); /*Configure GPIO pin : PB1 */ GPIO_InitStruct.Pin = GPIO_PIN_1; GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; GPIO_InitStruct.Pull = GPIO_NOPULL; GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); /* EXTI interrupt init * Keep CH390 INT masked during early boot. PB0 may already be asserted at * power-on, while the FreeRTOS semaphore is not created until * MX_FREERTOS_Init(). The network driver enables EXTI0 after CH390 and the * RTOS objects are ready. */ HAL_NVIC_DisableIRQ(EXTI0_IRQn); __HAL_GPIO_EXTI_CLEAR_IT(GPIO_PIN_0); HAL_NVIC_SetPriority(EXTI0_IRQn, 6, 0); } /* USER CODE BEGIN 2 */ /* USER CODE END 2 */