中断切换LCD1602显示相关资料下载

电路图程序#include#include#define out P0 //数据和命令端口#define uchar unsigned char//预定义#define uint unsigned int***it S1 =P1^0; // 按键1***it S2 =P1^1;//按键2uchar keyvalue; // 键值uchar code name[] ="Tang jie";//预存显示数据uchar cod