key_scan.h.bak

硬件平台：C8051F314 包括键盘扫描程序

//------------------------------------------------------------------------------------
//
// FILE NAME      : key_scan.h
// TARGET DEVICE  : C8051F314
// CREATED ON     : 07/14/06
// CREATED BY     : Jzp
//
// Revision 1.0  
//
//------------------------------------------------------------------------------------
#ifndef _KEY_SCAN_H_
#define _KEY_SCAN_H_ 

#ifdef  KEY_SCAN_GLOBALS
#define	KEY_SCAN_EXT
#else
#define	KEY_SCAN_EXT extern
#endif

//KEY_SCAN_EXT UCHAR key_table[][2]={
KEY_SCAN_EXT UCHAR code key_table[][2] = {

	0x00, 1,
	0x01, 2,
	0x02, 3,
	0x03, 4,
	0x10, 5,
	0x11, 6,
	0x12, 7,
	0x13, 8,
	0x20, 9,
	0x21, 10,
	0x22, 11,
	0x23, 12,
	0x30, 13,
	0x31, 14,
	0x32, 15,
	0x33, 16,
	0x40, 17,
	0x41, 18,
	0x42, 19,
	0x43, 20,
	0x50, 21,
	0x51, 22,
	0x52, 23,
	0x53, 24,
	0x60, 25,
	0x61, 26,
	0x62, 27,
	0x63, 28,
	0x70, 29,
	0x71, 30,
	0x72, 31,
	0x73, 32,
	0x80, 33,
	0x81, 34,
	0x82, 35,
	0x83, 36,
	0x90, 37,
	0x91, 38,
	0x92, 39,
	0x93, 40,
	0xa0, 41,
	0xa1, 42,
	0xa2, 43,
	0xa3, 44,
	0xff, 0
	};

KEY_SCAN_EXT UCHAR KeyBuffer[2];
KEY_SCAN_EXT UCHAR KbIsValid;

KEY_SCAN_EXT void init_keyscan(void);
KEY_SCAN_EXT void task_keyscan(void);	

#endif