Files
SmartPetFeeder_STM32/Core/Src/gpio.c
2026-02-26 14:26:55 +08:00

116 lines
3.9 KiB
C

/* 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(GPIOA, HX711_SCK_Pin|LCD_DC_Pin|LCD_RESET_Pin|STEPPER_IN4_Pin, GPIO_PIN_RESET);
/*Configure GPIO pin Output Level */
HAL_GPIO_WritePin(GPIOC, LCD_CS_Pin|LCD_BLK_Pin|MOTOR_Pin|STEPPER_IN1_Pin
|STEPPER_IN2_Pin|STEPPER_IN3_Pin, GPIO_PIN_RESET);
/*Configure GPIO pin Output Level */
HAL_GPIO_WritePin(GPIOB, LED2_Pin|LED1_Pin, GPIO_PIN_SET);
/*Configure GPIO pins : KEY1_Pin KEY2_Pin KEY3_Pin KEY4_Pin */
GPIO_InitStruct.Pin = KEY1_Pin|KEY2_Pin|KEY3_Pin|KEY4_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = GPIO_PULLUP;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
/*Configure GPIO pin : HX711_DOUT_Pin */
GPIO_InitStruct.Pin = HX711_DOUT_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(HX711_DOUT_GPIO_Port, &GPIO_InitStruct);
/*Configure GPIO pin : HX711_SCK_Pin */
GPIO_InitStruct.Pin = HX711_SCK_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
HAL_GPIO_Init(HX711_SCK_GPIO_Port, &GPIO_InitStruct);
/*Configure GPIO pins : LCD_DC_Pin LCD_RESET_Pin STEPPER_IN4_Pin */
GPIO_InitStruct.Pin = LCD_DC_Pin|LCD_RESET_Pin|STEPPER_IN4_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/*Configure GPIO pins : LCD_CS_Pin LCD_BLK_Pin MOTOR_Pin STEPPER_IN1_Pin
STEPPER_IN2_Pin STEPPER_IN3_Pin */
GPIO_InitStruct.Pin = LCD_CS_Pin|LCD_BLK_Pin|MOTOR_Pin|STEPPER_IN1_Pin
|STEPPER_IN2_Pin|STEPPER_IN3_Pin;
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 pins : LED2_Pin LED1_Pin */
GPIO_InitStruct.Pin = LED2_Pin|LED1_Pin;
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);
/*Configure GPIO pins : HC_SR505_IO_Pin M3_IO_Pin */
GPIO_InitStruct.Pin = HC_SR505_IO_Pin|M3_IO_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
}
/* USER CODE BEGIN 2 */
/* USER CODE END 2 */