MotorPid/stm32/HARDWARE/KEY/key.c

/*
 * @Author: your name
 * @Date: 2022-04-17 21:03:46
 * @LastEditTime: 2022-04-19 17:45:57
 * @LastEditors: lishengyin
 * @Description: 打开koroFileHeader查看配置 进行设置: https://github.com/OBKoro1/koro1FileHeader/wiki/%E9%85%8D%E7%BD%AE
 * @FilePath: \undefinede:\项目\兼职项目\MotorPid\stm32\HARDWARE\KEY\key.c
 */
#include "stm32f10x.h"
#include "key.h"
#include "sys.h" 
#include "delay.h"
//////////////////////////////////////////////////////////////////////////////////	 
//<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֻ<EFBFBD><EFBFBD>ѧϰʹ<EFBFBD>ã<EFBFBD>δ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>κ<EFBFBD><EFBFBD><EFBFBD>;
//ALIENTEK<EFBFBD><EFBFBD>ӢSTM32<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
//<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>	   
//<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ԭ<EFBFBD><EFBFBD>@ALIENTEK
//<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̳:www.openedv.com
//<EFBFBD>޸<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:2012/9/3
//<EFBFBD>汾<EFBFBD><EFBFBD>V1.0
//<EFBFBD><EFBFBD>Ȩ<EFBFBD><EFBFBD><EFBFBD>У<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ؾ<EFBFBD><EFBFBD><EFBFBD>
//Copyright(C) <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӿƼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>޹<EFBFBD>˾ 2009-2019
//All rights reserved									  
//////////////////////////////////////////////////////////////////////////////////  
								    
//<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
void KEY_Init(void) //IO<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>
{ 
 	GPIO_InitTypeDef GPIO_InitStructure;
 
 	RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_GPIOC,ENABLE);//ʹ<EFBFBD><EFBFBD>PORTA,PORTEʱ<EFBFBD><EFBFBD>

	GPIO_InitStructure.GPIO_Pin  = GPIO_Pin_1 | GPIO_Pin_13 | GPIO_Pin_12;//KEY0-KEY1
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU; //<EFBFBD><EFBFBD><EFBFBD>ó<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 	GPIO_Init(GPIOC, &GPIO_InitStructure);//<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>GPIOE4,3

	//<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD> WK_UP-->GPIOA.0	  <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	GPIO_InitStructure.GPIO_Pin  = GPIO_Pin_0;
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPD; //PA0<EFBFBD><EFBFBD><EFBFBD>ó<EFBFBD><EFBFBD><EFBFBD><EFBFBD>룬Ĭ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>	  
	GPIO_Init(GPIOA, &GPIO_InitStructure);//<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>GPIOA.0

}
//<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
//<EFBFBD><EFBFBD><EFBFBD>ذ<EFBFBD><EFBFBD><EFBFBD>ֵ
//mode:0,<EFBFBD><EFBFBD>֧<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>;1,֧<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>;
//0<EFBFBD><EFBFBD>û<EFBFBD><EFBFBD><EFBFBD>κΰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
//1<EFBFBD><EFBFBD>KEY0<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
//2<EFBFBD><EFBFBD>KEY1<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
//3<EFBFBD><EFBFBD>KEY3<EFBFBD><EFBFBD><EFBFBD><EFBFBD> WK_UP
//ע<EFBFBD><EFBFBD>˺<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD><EFBFBD>ȼ<EFBFBD>,KEY0>KEY1>KEY_UP!!
u8 KEY_Scan(u8 mode)
{	 
	static u8 key_up=1;//<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɿ<EFBFBD><EFBFBD><EFBFBD>־
	if(mode)key_up=1;  //֧<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>		  
	if(key_up&&(KEY0==0||KEY1==0 || KEY2==0 ||WK_UP==1))
	{
		delay_ms(10);//ȥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> 
		key_up=0;
		if(KEY0==0)return KEY0_PRES;
		else if(KEY1==0)return KEY1_PRES;
		else if(WK_UP==1)return WKUP_PRES;
		else if(KEY2 == 0) return KEY2_PRES;
	}else if(KEY0==1&&KEY1==1&&WK_UP==0&&KEY2==1)key_up=1; 	    
 	return 0;// <EFBFBD>ް<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
}