halhy1417.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:      	halhy1417.h
*
* Programmer:    	Greg
*
* Created: 	 	1/2/2008
*
* Description: 		public functions 
*              
*        
* Change History (most recent first):	2008.1.2
****************************************************************/
#ifndef _HAL_HY_1417_H_
#define _HAL_HY_1417_H_
#include "utiltypedef.h"
#include "va4010reg.h"
#if(FM_TRANS_MODULE == FM_TRANS_HY1417)

//Frequency Scope of HY1417: 87.7 -> 89.1, 106.7 -> 108.1, step size 0.2MHz

#define FM_TRANS_7CH			7
#define FM_TRANS_14CH			14	
#define FM_TRANS_15CH			15	
#define FM_TRANS_16CH			16	
#define FM_SEG_MODULE			FM_TRANS_16CH

//Frequency: 87MHz -> 108MHz, Step: 0.1MHz
#define FM_FREQ_BASE		877 	//UNIT: 1KHz
#define FM_FREQ_DEFAULT		877
#define FM_FREQ_MAX 		1079
#define FM_CHIDX_MIN		0
#define FM_CHIDX_DEFAULT	0

#define FM_FREQ_STEP	 	2
#define FM_FREQ_STEPEXP	1

#if(FM_SEG_MODULE == FM_TRANS_14CH)
#define FM_CHIDX_MAX			13
#define FM_FREQ_ENDI			889
#define FM_FREQ_STARTII		1067
#define FM_FREQ_SCOPE1		(FM_FREQ_ENDI -FM_FREQ_BASE+FM_FREQ_STEP)
#elif(FM_SEG_MODULE == FM_TRANS_15CH)
#define FM_CHIDX_MAX			14
#define FM_FREQ_ENDI			891
#define FM_FREQ_STARTII		1067
#define FM_FREQ_SCOPE1		(FM_FREQ_ENDI -FM_FREQ_BASE+FM_FREQ_STEP)
#elif(FM_SEG_MODULE == FM_TRANS_16CH)
#define FM_CHIDX_MAX			15
#define FM_FREQ_ENDI			891
#define FM_FREQ_STARTII		1067
#define FM_FREQ_SCOPE1		(FM_FREQ_ENDI -FM_FREQ_BASE+FM_FREQ_STEP)
#endif
//#define FM_CHIDX_DEFAULT		FM_CHIDX_MIN
#define FM_CHIDX_INVALID		0XFF


/////////////////////////////
void halFMSet(BYTE byChIdx);
void halFMUp(void);
void halFMDown(void);

WORD halFMGetFreq(void);
BYTE halFMFreq2Idx(WORD wFreq);
BYTE halFMGetIdx(void);

//Value for GPIO of FM Setting
//Assumption D0~D3 is just the b0~b3 of a PORT
static BYTE FMIndexMap[]={	0x00,0x01,0x02,0x03,0x04,0x05,0x06,
#if(FM_SEG_MODULE == FM_TRANS_14CH)
								0x08,0x09,0x0A,0x0B,0x0C,0x0D,0x0E,
#elif(FM_SEG_MODULE == FM_TRANS_16CH)	
							0X07,0x08,0x09,0x0A,0x0B,0x0C,0x0D,0x0E,0X0F

#endif
						};
#if (BOARD_ID == EVB_V1)
#define PIN_DER_SET() 	P3_DDR|=0xF0; P3_PU|=0xF0
#define PIN_CTRL(X)		P3&=0x0F; \
						P3|=(X<<4)
#elif (BOARD_ID == HZ_111)
#define PIN_DER_SET() 	P2_DDR|=0x0F
#define PIN_CTRL(X)		P2&=0xF0; \
						P2|=(X)
#endif

#endif //(FM_TRANS_MODULE == FM_TRANS_HY1417)

#endif // _HAL_HY_1417_H_