lcd.h

LCD（FYD12864）串行接口及键盘（I2C）应用例子 已经过测试

#ifndef _LCD_FYD12964_H
#define _LCD_FYD12964_H

typedef  unsigned char  uchar;

#define SCLK P2_2 
#define SID  P2_3  
#define CS   P2_4   


#define HIGH 1
#define LOW  0

#define WRITE_CMD 0xF8       //11111_0_0_0 命令
#define WRITE_DATA 0xfa      //11111_0_1_0 写RAM

#define LCD_TEXT_SEL 0x30
#define LCD_GRAH_SEL 0x36

#define TEXT_ON		0x0C
#define TEXT_OFF	0x08
#define TEXT_CLEAR	0x01
#define TEXT_RESET	0x02

#define CUR_ON		0x0F 
#define CUR_OFF		0x0C
#define CUR_MOVE	0x14

#define TRAM 0x80
#define GRAM 0x80

#define GRAH_WAIT	0x01
#define GRAH_SLEEP	0x08
#define GRAH_WAKEUP 0x0C
#define GRAH_ON		0x36
#define GRAH_OFF	0x34

#ifndef GRAM
#define RAM	TRAM
#endif


#define LCD_CLK(X) 	   \
	{				   \
	SCLK=HIGH;		   \
	lcd_delay();	   \
	X				   \
	SCLK=LOW;		   \
	lcd_delay();	   \
	}				   \
 
void lcd_write_cmd(char dat);
void lcd_write_data(char dat);
void lcd_init_text(void);
void _clear(void);
void _puts(char*str);
void lcd_init_grah(void);
void clear(void);


 #endif