tv_tuner.h.bak

mtv512mg + mx88v462 液晶电视驱动C完整程序

#ifndef _TV_TUNER_H_

	#define _TV_TUNER_H_

									// XF6A
									// 62.5 KHz Step

	#define	PLL_WRID		0xC0	// GND
	#define	DEMOD_WRID		0x86
	
	#define	PLL_CTR1		0xCE	// CP 100uA, Frequency Step 62.5KH
	#define	PLL_CTR2_VL		0x01
	#define	PLL_CTR2_VH		0x02
	#define	PLL_CTR2_UHF	0x08
			
	#define	PIF_38_9
	
	#define	Fif		622 			// 38.9Mhz	732				// 45.75	MHz

	#define	Fp_VL_Start		0		// 45.75	MHz
	#define	Fp_VH_Start		72		// 160.25	MHz
	#define	Fp_UHF_Start	249		// 460.25	MHz	
	#define	Fp_UHF_End		402		// 863.25	MHz
		
	#define	M			0
	#define	BG			1
	#define	DK			2
	#define	I			3
	#define	L			4
		
	extern	void			TV_Init();
	
	extern	void 			I2C_SendStart2();
	extern	void 			I2C_SendStop2();
	extern	void 			I2C_SendByte2(BYTE);

	extern	void 			Set_Fosc(unsigned int, unsigned char);
	extern	void			Set_SIF(BYTE);
	extern	void			Set_CS(BYTE);
	extern	void			Set_DEMOD();
	
	extern	unsigned int	Get_Fp();
	extern	BYTE			Get_SIF();
	extern	BYTE			Get_CS();
	extern	BYTE			Get_ADC();
		
	extern	bit				TV_If_Locked();
	extern	bit				TV_If_AFC();
		
	extern	unsigned int	Set_VL();
	extern	unsigned int	Set_VH();
	extern	unsigned int	Set_UHF();

#endif