interface_ps2.h

利用SMALL RTOS51做的一个项目

#define 	MODE_SWITCH		0x77
#define 	SWITCH_LINE		0x4A
#define 	KEY_LOCK		0x7C
#define 	ACTION			0x7B
#define 	REQUEST			0x79
#define 	ENTER			0x5A
#define 	SETUP			0x66
#define 	RESET			0x71
#define 	KEY_0			0x70
#define 	KEY_1			0x69
#define 	KEY_2			0x72
#define 	KEY_3			0x7A
#define 	KEY_4			0x6B
#define 	KEY_5			0x73
#define 	KEY_6			0x74
#define 	KEY_7			0x6C
#define 	KEY_8			0x75
#define 	KEY_9			0x7D


#define		OVERTIME_THREAD								50		//键盘扫描超时限值


#define 	LED_NUM_ON()	LedNumOn()

#define 	LED_NUM_OFF()	LedNumOff()
							


sbit PS2_DATA=P3^5;
sbit PS2_CLK=P3^3;




/**********************end****************************************/