at24c02.h

pt2313和pt2258的控制程序,里面包含了声道转换,

/*
*****************************************************************************
*					Mountain View Silicon Tech. Inc.
*	Copyright 2007, Mountain View Silicon Tech. Inc., ShangHai, China
*					All rights reserved.
*
* Filename:			AT24C02.h
* Description:		AT24C02 eeprom control header file.
*
* Change History:
*			Jack	- 12/xx/2007 - V0.1
*					- created
******************************************************************************
*/
#if !defined(__AT24C02_H__)
#define __AT24C02_H__



/*
**********************************************************
*					GLOBAL CONSTANT
**********************************************************
*/
// AT24C02 ADRESS.
#define	MADDR_CURRSONG		2
#define	MADDR_TRANSFREQ		4
#define	MADDR_VOL			6
#define MADDR_EQ			8



/*
**********************************************************
*					GLOBAL FUNCTION PROTOTYPE
**********************************************************
*/
extern void PT2323Sel(char sel);//SEL 0=DVD ;1=CD;2 = USB
extern void PT2323Change5(char on);	// 1=5.1;0=2.1
extern void PT2323Mute(char on);	// 1=mute
extern void VolRearSet(BYTE dir);// 0 -10
extern void VolCenSet(BYTE dir); // 0-10
extern void VolFrontSet(BYTE dir); // 0-10
extern void VolSubSet(BYTE dir); // 0-10
extern void VolMainSet(void);	//0-60


extern void VolRearSub(void);
extern void VolRearAdd(void);
extern void VolCenSub(void);
extern void VolCenAdd(void);
extern void VolFrontSub(void);
extern void VolFrontAdd(void);
extern void VolSubSub(void);
extern void VolSubAdd(void);
extern void VolMainSub(void);
extern void VolMainAdd(void);
extern void VolSetMute(char on);
extern void VolInit(void);
#endif