單片機應用系統設計技術——AD0832設計的電壓表32X16點陣顯示

#include <intrins.h>
#include <reg52.h>
#include <stdio.h>

#define ulong unsigned long
#define uint unsigned int
#define uchar unsigned char
uchar k,i,j;
float l;
sbit sw=P3^0;      //159選通開關
sbit ADCS =P3^1;  //ADC0832 chip seclect
sbit ADDI =P3^3;  //ADC0832 k in
sbit ADDO =P3^3;  //ADC0832 k out
sbit ADCLK =P3^2;  //ADC0832 clock signal

uchar dsw[20];  //存放sprintf轉換字符
uchar idata value[149]; //點陣字符儲存
uchar code table[]={    //字符查表
0x00,0x00,0x00,0x30,0x00,0x30,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,/*".",0*/

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0xE0,0x0F,0x10,0x10,0x08,0x20,0x08,0x20,0x10,0x10,0xE0,0x0F,0x00,0x00,/*"0",1*/

0x00,0x00,0x10,0x20,0x10,0x20,0xF8,0x3F,0x00,0x20,0x00,0x20,0x00,0x00,0x00,0x00,/*"1",2*/

0x00,0x00,0x70,0x30,0x08,0x28,0x08,0x24,0x08,0x22,0x88,0x21,0x70,0x30,0x00,0x00,/*"2",3*/

0x00,0x00,0x30,0x18,0x08,0x20,0x88,0x20,0x88,0x20,0x48,0x11,0x30