用ADC0832设计的两路电压表protues仿真

#include #include #include\#include\#include\#include\

void main() { }

#ifndef _DEFINE_H_ #define _DEFINE_H_

#define uchar unsigned char #define uint unsigned int

sbit cs=P3^0;

sbit clk=P3^1; //控制端口定义 sbit dio=P3^2; sbit rs=P2^0; sbit rw=P2^1;

sbit en=P2^2; uint j,add,dat;

uchar LCD_buffer[][16]=

LCD_init(); while(1) { }

for(j=0;j<2;j++) { }

if(j==0) add=0x00; else add=0x40; ADC_change(j);

LCD_buffer[j][8]=dat/100+'0'; LCD_buffer[j][10]=dat/10+'0'; LCD_buffer[j][11]=dat+'0'; LCD_display(add,LCD_buffer[j]); delay(1);

{

{\ CH1 = . V \{\ CH2 = . V \}; #endif

#ifndef _LCD1602_H_ #define _LCD1602_H_

uchar LCD_check_busy() { }

uchar state; rs=0; rw=1; delay(2); en=1; state=P0; delay(2); en=0; delay(2); return state;

void LCD_write_cmd(uchar cmd) { }

while((LCD_check_busy()&0x80)==0x80); rs=0; rw=0; delay(2); en=1; P0=cmd; delay(2); en=0; delay(2);

void LCD_write_data(uchar dat) {

while((LCD_check_busy()&0x80)==0x80); rs=1; rw=0; delay(2); en=1;