lcd.h

多点烟雾,温度探测报警程序 基于MSP430F247,485总线.

//LCD自身的头文件
/********************************************************************/

#define LCDCTL   P1OUT  //  p1.0---RS
                        //  p1.2---RW
                        //  p1.4----EN            
#define LCD_I0   P2OUT  //  Use the p2 as I/O ports
/***************************************************************/
#define SET_LCD_RS  LCDCTL |= BIT0
#define CLR_LCD_RS  LCDCTL &= ~BIT0
#define SET_LCD_RW  LCDCTL |= BIT2
#define CLR_LCD_RW  LCDCTL &= ~BIT2
#define SET_LCD_EN  LCDCTL |= BIT4
#define CLR_LCD_EN  LCDCTL &= ~BIT4

void LCD_write_string(unsigned char X,unsigned char Y,unsigned char *s);
void LCD_write_char( unsigned x,unsigned char y,unsigned char dat);
void LCD_set_xy( unsigned char x, unsigned char y );
void LCD_en_dat(unsigned char dat);
void LCD_en_command(unsigned char command);
void LCD_init(void);
void LCD_Busy(void);
void LCD_delay_nms(void);