h9a.c

51单片机程序C和汇编

#include <reg51.h>

sbit LD = P1^0;

unsigned char Read165()
{
  LD = 0;
  LD = 1;

  SCON = 0x10;
  while (!RI) ;
  return(SBUF);
}

void main()
{
  unsigned char b;
  
  b = Read165();
}