//LCD初始化

void LCDInit(void) {

LCD_Data = 0;

WriteCommandLCD(0x38,0); //三次显示模式设置，不检测忙信号 Delay5Ms();

WriteCommandLCD(0x38,0); Delay5Ms();

WriteCommandLCD(0x38,0);

Delay5Ms();

WriteCommandLCD(0x38,1); //显示模式设置,开始要求每次检测忙信号 WriteCommandLCD(0x08,1); //关闭显示 WriteCommandLCD(0x01,1); //显示清屏

WriteCommandLCD(0x06,1); // 显示光标移动设置 WriteCommandLCD(0x0C,1); // 显示开及光标设置 }

//按指定位置显示一个字符

void DisplayOneChar(unsigned char X, unsigned char Y, unsigned char DData) {

Y &= 0x1;

X &= 0xF; //限制X不能大于15，Y不能大于1 if(Y)

X |= 0x40; //当要显示第二行时地址码+0x40; X |= 0x80; //算出指令码

WriteCommandLCD(X, 0); //这里不检测忙信号，发送地址码 WriteDataLCD(DData); }

void main() {

A=0x00; M=0x00; C=0x00; Enable1=0; Enable2=0;

/* P0=0xfe;

relay=0x01;*/ Relay1=0; Relay2=1; Relay3=1;