STM32-Player/System/gpio/gpio.c

//<2F><><EFBFBD><EFBFBD> GPIO <20>ij<EFBFBD>ʼ<EFBFBD><CABC>

#include "sys.h"

#include "gpio.h"

/**************************************** GPIO A1 ****************************************/

/**
  * @brief  PA1 <EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> LED2
  */
void GPIO_A1_Init(void)
{
    GPIO_InitTypeDef GPIO_Initure;
    __HAL_RCC_GPIOA_CLK_ENABLE(); //<2F><><EFBFBD><EFBFBD> PA ʱ<><CAB1>

    GPIO_Initure.Pin = GPIO_PIN_1;                  //PA1
    GPIO_Initure.Mode = GPIO_MODE_OUTPUT_PP;        //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    GPIO_Initure.Pull = GPIO_PULLUP;                //<2F><><EFBFBD><EFBFBD>
    GPIO_Initure.Speed = GPIO_SPEED_FREQ_VERY_HIGH; //<2F><><EFBFBD><EFBFBD>
    HAL_GPIO_Init(GPIOA, &GPIO_Initure);            //<2F><>ʼ<EFBFBD><CABC> PA1
}

/****************************************************************************************/

/************************************** GPIO E3 C5 **************************************/

/**
  * @brief  PE3 PC5 PD10 <EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> KEY1 KEY2 KEY3
  */
void GPIO_E3_C5_D10_Init(void)
{
    GPIO_InitTypeDef GPIO_Initure;

    __HAL_RCC_GPIOC_CLK_ENABLE(); //<2F><><EFBFBD><EFBFBD> PC ʱ<><CAB1>
    __HAL_RCC_GPIOE_CLK_ENABLE(); //<2F><><EFBFBD><EFBFBD> PE ʱ<><CAB1>
    __HAL_RCC_GPIOD_CLK_ENABLE(); //<2F><><EFBFBD><EFBFBD> PD ʱ<><CAB1>

    GPIO_Initure.Pin = GPIO_PIN_3;                  //PE3<45><33><EFBFBD><EFBFBD>Ӧ KEY1
    GPIO_Initure.Mode = GPIO_MODE_INPUT;            //<2F><><EFBFBD><EFBFBD>
    GPIO_Initure.Pull = GPIO_PULLUP;                //<2F><><EFBFBD><EFBFBD>
    GPIO_Initure.Speed = GPIO_SPEED_FREQ_VERY_HIGH; //<2F><><EFBFBD><EFBFBD>
    HAL_GPIO_Init(GPIOE, &GPIO_Initure);            //<2F><>ʼ<EFBFBD><CABC> PE3

    GPIO_Initure.Pin = GPIO_PIN_5;                  //PC5<43><35><EFBFBD><EFBFBD>Ӧ KEY2
    GPIO_Initure.Mode = GPIO_MODE_INPUT;            //<2F><><EFBFBD><EFBFBD>
    GPIO_Initure.Pull = GPIO_PULLUP;                //<2F><><EFBFBD><EFBFBD>
    GPIO_Initure.Speed = GPIO_SPEED_FREQ_VERY_HIGH; //<2F><><EFBFBD><EFBFBD>
    HAL_GPIO_Init(GPIOC, &GPIO_Initure);            //<2F><>ʼ<EFBFBD><CABC> PC5

    GPIO_Initure.Pin = GPIO_PIN_10;                  //PC5<43><35><EFBFBD><EFBFBD>Ӧ KEY3
    GPIO_Initure.Mode = GPIO_MODE_INPUT;            //<2F><><EFBFBD><EFBFBD>
    GPIO_Initure.Pull = GPIO_PULLUP;                //<2F><><EFBFBD><EFBFBD>
    GPIO_Initure.Speed = GPIO_SPEED_FREQ_VERY_HIGH; //<2F><><EFBFBD><EFBFBD>
    HAL_GPIO_Init(GPIOD, &GPIO_Initure);            //<2F><>ʼ<EFBFBD><CABC> PD10
}

/****************************************************************************************/

/************************************ GPIO B0 B1 B12 ************************************/

/**
  * @brief  PB0 PB1 PB12 <EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> LCD <EFBFBD><EFBFBD> BLK RS CS
  */
void GPIO_B0_B1_B12_Init(void)
{
    GPIO_InitTypeDef GPIO_Initure;
    __HAL_RCC_GPIOB_CLK_ENABLE(); //<2F><><EFBFBD><EFBFBD> PB ʱ<><CAB1>

    GPIO_Initure.Pin = GPIO_PIN_0 | GPIO_PIN_1 | GPIO_PIN_12; //PB0 PB1 PB12
    GPIO_Initure.Mode = GPIO_MODE_OUTPUT_PP;                  //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    GPIO_Initure.Pull = GPIO_PULLUP;                          //<2F><><EFBFBD><EFBFBD>
    GPIO_Initure.Speed = GPIO_SPEED_FREQ_VERY_HIGH;           //<2F><><EFBFBD><EFBFBD>
    HAL_GPIO_Init(GPIOB, &GPIO_Initure);                      //<2F><>ʼ<EFBFBD><CABC> PB0 PB1 PB12
}

/****************************************************************************************/