/**********lcd1602显示程序***************/ 
#include 
#define uchar unsigned char
 #define uint unsigned int 
sbit RS=P2^4; 
sbit RW=P2^5;
 sbit EN=P2^6; 
unsigned char code str1[]={"value: "}; 
unsigned char code str2[]={" "}; uchar data disdata[5]; uint tvalue;//显示的数值
 /*************************lcd1602程序**************************/ 
void delay1ms(unsigned int ms)//延时1毫秒（不够精确的） {unsigned int i,j; for(i=0;i