main.c.130217150946

来自「ATmega16-ad1602」· 130217150946 代码 · 共 34 行

#include"includes.h"

unsigned int adc(void)
{	 
	 unsigned int temp;
 	 DDRA&=~BIT(7);       //PA0口输入数据
	 ADMUX=0x40;
	 ADCSRA=0xC6;
	 while(!(ADCSRA&(BIT(4))));//查询方式
	 temp=ADCL;
	 temp=temp+ADCH*256;
	 ADCSRA|=BIT(4);
	 return temp;
}
     
	
	 

//主函数
void main(void)
{	
	unsigned char *value = "0.000 V";	
	unsigned int addata;
	float j;
	unsigned int count;
	unsigned int Vref=50000;
	
	LCD_INIT();
	LCD_DisplayString(2,1,value);  
	
}