lcd.h

基于51单片机/GSM模块西门子tc35i的远程控制源程序

#ifndef LCD_H_
#define LCD_H_ 

#define Set_CS()    DDRB.0=1;PORTB.0=1
#define Set_SID()   DDRB.1=1;PORTB.1=1
#define Set_SCLK()  DDRB.2=1;PORTB.2=1

#define Clr_CS()    DDRB.0=1;PORTB.0=0
#define Clr_SID()   DDRB.1=1;PORTB.1=0
#define Clr_SCLK()  DDRB.2=1;PORTB.2=0

#define SID_PIN_IN()        DDRB.1 = 0;
#define CLK_PIN_OUT()       DDRB.2 = 1;
#define CS_PIN_OUT()        DDRB.0 = 1;

#define CLR_CLK()           PORTB.2 = 0;
#define SET_CLK()           PORTB.2 = 1;

#define SID_PIN             PINB.1 //read pinx, not port! 

#pragma used+ 
//==============================函数声明=================================
void LCD_INIT(void);
void LCD_WR8BITS(unsigned int wbits);
void LCD_WR1BYTE(unsigned char RW,unsigned char RS,unsigned char wdata);
void LCD_DISPLAY(unsigned char *message);
void LCD_CLEAR(void);
//======================================================================= 
#pragma used-

#endif