1602lcd.i

基于MEGA16单片机的1602液晶显示屏的程序

/*--------------------------------------------------------------- 
下面是AVR与LCD连接信息 
PA2 ->RS 
PA3 ->EN 
地  ->RW 
PA4 ->D4 
PA5 ->D5 
PA6 ->D6 
PA7 ->D7 
要使用本驱动，改变下面配置信息即可 
-----------------------------------------------------------------*/ 
///////////////////////////////////////////////////////////////////

void LCD_init(void); 
void LCD_en_write(void); 
void LCD_write_command(unsigned  char command) ; 
void LCD_write_data(unsigned char data); 
void LCD_set_xy (unsigned char x, unsigned char y); 
void LCD_write_string(unsigned char X,unsigned char Y,unsigned char *s); 
void LCD_write_char(unsigned char X,unsigned char Y,unsigned char data); 
void delay_nus(unsigned int n); 
void delay_nms(unsigned int n); 
//==============================================================================