tlc5620.c

TLC5620 12位串行DA芯片资料 大家要看哦

#include<reg52.h>

sbit TLC5620_DATA=P0^0;
sbit TLC5620_CLK=P0^1;
sbit TLC5620_LOAD=P0^2;


void TLC5620SendBit(unsigned char dat)
{
	if(dat==0)
	{
		TLC5620_DATA=0;
	}else  	//非0
		{
			TLC5620_DATA=1;
		}
		TLC5620_CLK=1;
		TLC5620_CLK=0;
}
void TLC5620SendByte(unsigned char dat)
{
	unsigned char i;
	//unsigned char temp;
	for(i=0;i<8;i++)
	{
		TLC5620SendBit(dat & 0x80);
		dat<<=1;
	}
}
void TLC5620SendAddr(unsigned char addr)
{
	unsigned char i;
	addr<<=6;
	for(i=0;i<2;i++)
	{	   		
		TLC5620SendBit(addr & 0x80);
		addr<<=1;
	}
	TLC5620SendBit(0);//RNG=0;
}
void TLC5620DA(unsigned char addr,unsigned char dat)
{
	TLC5620_CLK=0;
	TLC5620SendAddr(addr);
	TLC5620SendByte(dat);
	TLC5620_LOAD=0;
	TLC5620_LOAD=1;
}

main()
{
//	unsigned char i,j;	
	TLC5620DA(0,128);
	 TLC5620DA(2,255);
  	while(1)
	{
	  	 ;
	//	for(j=0;j<200;j++);
	//	i++;
	//	if(i>=128)i=0;
	}
}