ch451.h

CH451专用键盘扫描

/******************************************************************
* 作    者: Gaoshibing([e-mail])
* 编写日期: 2006/03/07
*----------------------------------------------------------
* 修改记录:

********************************************************************/
#ifndef CH451_H
#define CH451_H

uchar get_key(void);
uchar get_key1(void);
void display_led(uchar num,uchar content);
void init_ch451(void);
void ch451_set_cmd(uchar cmd_low,uchar cmd_high);
void clear_led(void);

/***** 键盘按键宏 *******/ // 针对移动板,测试.
#define KEY_UP		0X60	
#define KEY_DOWN	0X58
#define KEY_ENTER	0X50
#define KEY_ESC		0X48
#define KEY_RIGHT	0X40

/***** LED 显示内容(数字以列表方式存在CODE区.详见 main.c) *****/
#define LED_NONE	0x00	//modified by gao.06-03-22
#define LED_A		0x77
#define LED_b		0x7C
#define LED_C		0x39
#define LED_d		0x5E
#define LED_E		0x79
#define LED_F		0x71
#define LED_G		0x3D
#define LED_N		0x37
#define LED_T		0x31
#define LED_O   	0x5C	// 小写英文字符 o.
#define LED_P		0x73
#define LED_S		0x6D

#endif  //CH451_H