halkey.h

威望公司MP3 + USB MCU 的参考软件

/****************************************************************
*                      Viaon Technology (Suzhou) Co.,Ltd
*
*    Copyright 2007, Viaon Technology (Suzhou) Co.,Ltd,Suzhou,China
*                    All rights reserved.
*
*
* Filename:      	halnormalkey.h
*
* Programmer:    	Greg 
*
* Created: 	 	1/2/2008
*
* Description: 		public functions 
*              
*        
* Change History (most recent first):	2008.1.2
****************************************************************/
#ifndef __HALKEY_H__
#define __HALKEY_H__
#include "config.h"

#if (BOARD_ID == EVB_V1)
sbit KEY_Stop		= P3^4;
sbit KEY_RsVd 		= P3^6;
sbit KEY_FsVu 		= P3^2;
sbit KEY_PlayPause 	= P3^7;

#define KEY_IN_ENABLE()	(P3_DDR &= ~0XD4)
#define KEY_PULL_UP()	(P3_PU&0xD4)

#elif (BOARD_ID == HX_001)

#define KEY_RsVd 		(P4&0x04)    //p4.2
#define KEY_FsVu 		(P4&0x02)    //p4.1
#define KEY_PlayPause 	(P4&0x01)    //p4.0
#define KEY_Stop			(P4&0x08)    //p4.3

#define KEY_IN_ENABLE()	(P4_DDR &= ~0X0F)

#endif
#define KEY_FSM_IDLE				0X01
#define KEY_FSM_FMCH				0X02
#define KEY_FSM_FSVU				0X03
#define KEY_FSM_RSVD				0X04
#define KEY_FSM_PLAYPAUSE			0X05
#define KEY_FSM_FMDOWN			0X06
#define KEY_FSM_STOP				0x07

#define KEY_STABLE_CNT				0X01
#define KEY_SAMPLE_CNT				0X01
#define KEY_STABLE_2S				0X10
#define KEY_STABLE_MAX				0X0B

void halKeyFSM(void);


#endif