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TLC5620的C语言源程序
//DA TLC5620
＃i nclude <reg52.h>
＃i nclude <stdio.h>
＃i nclude <absacc.h>
#define uchar unsigned char
#define uint unsigned int
sbit dacload=P1^0;
sbit dacclk=P1^1;
sbit dacdata=P1^2;
void delay1(uchar x);
void writedac(uchar x);
void dacck(void);
void delay1(uchar x) {
uchar i;
for(i=0;i<x;i++);
}
void dacck(void) {
dacclk=1; delay1(2);
dacclk=0; delay1(2);
}
void writedac(uchar x)
{ uchar i;
ch=x; dacload=1;
dacdata=0; dacck(); dacdata=0; dacck(); dacdata=1; dacck();
for (i=0; i<8; i++) { ch=ch<<1; dacdata=CY; dacck(); }
dacload=0; delay1(2); dacload=1; delay1(2);
}
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