stm32_ota/HARDWARE/KEY/key.c

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#include "key.h"
#include "io.h"
/********************************************************************************
* @file iodevice.c
* @author 晏诚科技 Mr.Wang
* @version V1.0.0
* @date 11-Dec-2018
* @brief 提供ABM-EC20主板GPIO外设的驱动
* ABM-EC20主板GPIO外设包括按键、蜂鸣器、RS485收发控制引脚、3.6V稳压片使能引脚等
******************************************************************************
*******************************************************************************/
/**************************************************************************************************
* 名 称: void KeyInit(void)
* 功能说明:
* 按键开关UP、DOWN、LEFT、RIGHT、Menu、BACK IO引脚设置为内部上拉输入中断模式 上升沿触发中断中断优先级INT_RANK_6
* KEY0 KEY1 KEY2 KEY3 KEY7 KEY9设置为GPIO 上拉输入模式,不开启中断
*************************************************************************************************/
void KeyInit(void)
{
IoExti_Init(MENU_KEY_PORT, MENU_KEY_PIN, GPIO_Mode_IPU, EXTI_Trigger_Falling, INT_RANK_6) ; //引脚设置为上拉输入模式、上升沿触发中断中断优先级INT_RANK_6
IoExti_Init(BACK_KEY_PORT, BACK_KEY_PIN, GPIO_Mode_IPU, EXTI_Trigger_Rising, INT_RANK_6) ; //引脚设置为上拉输入模式、上升沿触发中断中断优先级INT_RANK_6
IoExti_Init(KEYUP_PORT, KEYUP_PIN, GPIO_Mode_IPU, EXTI_Trigger_Rising, INT_RANK_6) ; //引脚设置为上拉输入模式、上升沿触发中断中断优先级INT_RANK_6
IoExti_Init(KEYLEFT_PORT, KEYLEFT_PIN, GPIO_Mode_IPU, EXTI_Trigger_Rising, INT_RANK_6) ; //引脚设置为上拉输入模式、上升沿触发中断中断优先级INT_RANK_6
IoExti_Init(KEYOK_PORT, KEYOK_PIN, GPIO_Mode_IPU, EXTI_Trigger_Rising, INT_RANK_6) ; //引脚设置为上拉输入模式、上升沿触发中断中断优先级INT_RANK_6
IoExti_Init(KEYRIGHT_PORT, KEYRIGHT_PIN, GPIO_Mode_IPU, EXTI_Trigger_Rising, INT_RANK_6) ; //引脚设置为上拉输入模式、上升沿触发中断中断优先级INT_RANK_6
IoExti_Init(KEYDOWN_PORT, KEYDOWN_PIN, GPIO_Mode_IPU, EXTI_Trigger_Rising, INT_RANK_6) ; //引脚设置为上拉输入模式、上升沿触发中断中断优先级INT_RANK_6
Gpio_Init(KEY0_PORT, KEY0_PIN, GPIO_Mode_IPU) ; //引脚设置为 GPIO 上拉输入模式,不开启中断
Gpio_Init(KEY1_PORT, KEY1_PIN, GPIO_Mode_IPU) ;
Gpio_Init(KEY2_PORT, KEY2_PIN, GPIO_Mode_IPU) ;
Gpio_Init(KEY3_PORT, KEY3_PIN, GPIO_Mode_IPU) ;
Gpio_Init(KEY7_PORT, KEY7_PIN, GPIO_Mode_IPU) ;
Gpio_Init(KEY9_PORT, KEY9_PIN, GPIO_Mode_IPU) ;
}