outtest.c

来自「mega128+VS1003做的mp3的程序 可以用WINAVR编译」· C语言 代码 · 共 38 行

#include <iom64v.h>
#include "../Ds1302/ds1302.h"
#define	 CONFIG_2 2016   //继电器输出时间存储器地址
void outpower_init(void)
{
  DDRF |= 0x0f;  //全部关闭态
  PORTF &= 0xf0;
}

void open_close(uchar type)
{
   Print_str("继电器 = ");
   Print_val(type);
   Print_str("\r\n");
   switch(type)
   {
   	case 0://播放MP3
		   PORTF &= ~(1<<3);//MP3是动态的只在使用时打开功放
		   PORTF &= ~(1<<2);
		   PORTF &= ~(1<<1);
		   break;
	case 1://话筒
		   PORTF |= 1<<3;   //开功放
		   PORTF &= ~(1<<2);
		   PORTF &= ~(1<<1);
		   break;
	case 2://收音机
		   PORTF |= 1<<3;   //开功放
		   PORTF |= 1<<2;
		   PORTF &= ~(1<<1);
		   break;		
    case 3://CD机
		   PORTF |= 1<<3;   //开功放
		   PORTF &= ~(1<<2);
		   PORTF |= 1<<1;
		   break;		
   }			   
}