fm_tea5767.h

智原mp3 SDK 开发包 与巨力 有mp3 wma ogg decoder

#ifndef __FM_TEA5767_H__
#define __FM_TEA5767_H__

sbit  FM_BUSEN = 0x92;	//P1.2

#define FmFrequencyGap		(FM_FREQ_MAX-FM_FREQ_MIN)            //频段间隔108M-87M
#define FmFrequencyBarStart         12                                    //频率滚动条Y轴起始坐标
#define FmFrequencyBarEnd           116                                   //频率滚动条Y轴终止坐标 
#define FmFrequencyBarLength   (FmFrequencyBarEnd-FmFrequencyBarStart)     //频率滚动条象素长度
   
#define FM_FREQ_MAX                 (10800)	//108.0MHz
#define FM_FREQ_MIN                 (8700)	// 87.0MHz 
#define FM_FREQ_STEP                10

//------Salve address----------------
#define TEA5767_ADDR_W              0xC0
#define TEA5767_ADDR_R              0xC1
//------Format of 1st data byte------
#define MUTE_TEA5767_ON             0x80
#define MUTE_TEA5767_OFF            0x00
#define SEARCH_MODE_ON              0x40
//------Format of 2st data byte------

//------Format of 3st data byte
#define SEARCH_UP                   0x80
#define SEARCH_DOWN                 0x00
#define SEARCH_STOP_LEVEL_HIGH      0x60
#define SEARCH_STOP_LEVEL_MID       0x40
#define SEARCH_STOP_LEVEL_LOW       0x20
#define HIGH_SIDE_INJECTION         0x10
#define LOW_SIDE_INJECTION          0x00
#define STEREO                      0x00
#define MONO                        0x08
#define MUTE_LEFE                   0x04
#define MUTE_RIGHT                  0x02
#define SWP1_HIGH                   0x01
#define SWP1_LOW                    0x01
//------Format of 4st data byte-------
#define SWP2_HIGH                   0x80
#define SWP2_LOW                    0x00
#define STANDBY_ON                  0x40
#define STANDBY_OFF                 0x00
#define JAPAN_FM_BAND               0x20
#define US_EUROPE_FM_BAND           0x00
#define XTAL_32768K                 0x10
#define XTAL_13000K                 0x00
#define SOFT_MUTE_ON                0x08
#define SOFT_MUTE_OFF               0x00
#define HIGH_CUT_CONTROL_ON         0x04
#define HIGH_CUT_CONTROL_OFF        0x00
#define STEREO_NOISE_CANCELLING_ON  0x02
#define STEREO_NOISE_CANCELLING_OFF 0x00
#define SEACH_INDICATOR_ON          0x01
#define SEACH_INDICATOR_OFF         0x00  
//------Format of 5st data byte-------
#define PLLREF_ON                   0x80
#define PLLREF_OFF                  0x00
#define DTC_75us                    0x40
#define DTC_50us                    0x00
 
//global variables   
extern INT8U u8FMdata[5];
extern INT16U u16RadioFrequency;
   
//global functions
BOOLEAN bRadioInit(void);
BOOLEAN bRadioStop(void);
BOOLEAN bSetFmFrequency(INT16U freq);
BOOLEAN bFmFrequencyUp(void);
BOOLEAN bFmFrequencyDown(void);
BOOLEAN bFmAutoSearch(INT8U u8UpDown);
void vPrintFreq();
BOOLEAN bFmSearchRead(void);// marco add
   
#endif	// __FM_TEA5767_H__