/* 這是調(diào)用TLC542的匯編程序（STLC542.ASM）的C51程序,            */
/* 文件名CALLT542.C                                             */
/* 功能：本程序主要是讀出輸入通道INPUT0,INPUT1,...,INPUT10的    */
/*       模數(shù)轉(zhuǎn)換值,轉(zhuǎn)換值放在數(shù)組pick0[11]中。                 */

#include <reg52.h>
#define uchar unsigned char
#define uint unsigned int

void pick(void);
void delay1(uint x);
void timedelay(uint timess);

extern uchar chai;
extern uchar a_func(uchar);

uchar pick0[12];

sbit dout=P1^2;
sbit clk=P1^3;
sbit cs= P1^4;
sbit addr=P1^5;

void timedelay(uint timess)
{
 uint tj;
 for (tj=timess;tj>0;tj--){;}
}

void delay1(uint x)
{
 uchar tw;
 while (x-->0){
 for (tw=0;tw<125;tw++){;}
 }
}
void pick()
{
  cs=1;
  clk=0;
  chai=a_func(0);
  chai=a_func(0x10);
  pick0[0]=chai;
  chai=a_func(0x20);
  pick0[1]=chai;
  chai=a_func(0x30);
  pick0[2]=chai;
  chai=a_func(0x40);
  pick0[3]=chai;
  chai=a_func(0x50);
  pick0[4]=chai;
  chai=a_func(0x60);
  pick0[5]=chai;
  chai=a_func(0x70);
  pick0[6]=chai;
  chai=a_func(0x80);
  pick0[7]=chai;
  chai=a_func(0x90);
  pick0[8]=chai;
  chai=a_func(0xa0);
  pick0[9]=chai;
  chai=a_func(0xb0);
  pick0[10]=chai;
  chai=a_func(0x0);
}

void main()
{
  timedelay(10000);
  delay1(1);
  EA=0;
  pick();
  while(1);
}