lcd1602.h

按键和lcd1602的C51程序

#define uchar unsigned char
#define uint unsigned int

//sbit lck = P3^5;//HC574锁存


//uchar code dis1[] = {"A:   B:"};//第一行显示内容
//uchar code dis2[] = {"C:   D:   Q:"};//第二行显示内容

void delay(int ms);
bit lcd_busy();
void lcd_wcmd(uchar cmd);
void lcd_wdat(uchar dat);
void lcd_pos(uchar pos);
void lcd_init();
void lcd_clr();
void flash();