pt2314.h

pt2314 的c驱动程序 经过测试 改改管脚即可

/*****************************************************************
*                      MT View Silicon Tech. Inc.
*    Copyright 2005, MT View Silicon Tech. Inc., ShangHai, China
*                    All rights reserved.
*
* Filename:      	PT2314.h
* Programmer:    	grey
* Created: 	 		01/xx/2006
* Description: 		PT2314 audio controller operation head file
*        
* Change History (most recent first):	
****************************************************************/
#ifndef __PT2314_H__
#define __PT2314_H__

//define the default channel of  
#define  MP3_CH		0x40
#define  RADIO_CH		0x43
//#define  RADIO_CH	0x42
//#define  XXX_CH		0x43

#define PT2314_ADD	0x88

/*typedef struct _PTC2314_CTRL
{
	BYTE VolCtrl;
	BYTE LSpkTLL;
	BYTE RSpkTLL;
	BYTE AudioSwitch;
	BYTE BassCtrl;
	BYTE TrebleCtrl;
}  PTC2314_CTRL_REG;
*/
//Declare a global varible
//extern BYTE PT2314_INIT_DATA[];


/*external function definition*/
extern BYTE								//if succeed return 0, else return 1
PT2314SetReg(
	BYTE dat					//register value
	);

extern BYTE								//if succeed return 0, else return 1
PT2314SetNRegs(
	BYTE *pRegVal,				//pointer to register value
	BYTE n						//data length
	);


//
//Swtich audio output to channel
extern VOID 
SwitchAudioOuputChannel(BYTE channel);

extern void RdVolChange(unsigned char UpDown);
extern void PT2314Init(void);
extern void PT2314Mute(unsigned char MuteOpen);

#endif