dac0808_c.c

protues 仿真 adc0808和dac0808,很好的软件

//Digital to Analog Converter,典型值 00H--0.0V      80H--2.5V     FFH--4.98V
#include <reg51.h>
#define uchar unsigned char

void delay(t)
{
  while(t--);
}

void main(void)
{
   while(1) 
   {
     P2=0x00;
	 delay(65535);
	 P2=0x7F;
	 delay(65535);
	 P2=0x80;
	 delay(65535);
	 P2=0xFF;
	 delay(65535);
    }   
}