tn_hwini.h

电视高频头的程序,I2C控制,可以搜有线电视台,直接输出CVBS

/****************************************************************************
 *	Copyright (c) 2006 Yongqiang He    <[e-mail]> or <[e-mail]>
 *
 * Sponsored by DESAY A&V Science
 *
 * Filename:
 * ---------
 *    tn_hwini.h
 *
 * Project:
 * --------
 *
 *
 * Description:
 * ------------
 *    Tuner hardware initialize module
 *
 * Author:
 * -------
 *    YongQiang He  || [e-mail]
 *
 * Last changed: 		
 * -------------
 *
 * $Modtime: 2006-6-8 11:57
 *
 * $LastTime 
 *
 * $Revision: 1.0 $
 ****************************************************************************/

#ifndef _TN_HWINI_H
#define _TN_HWINI_H

// *********************************************************************
// Constants
// *********************************************************************
/* for fgTunerSetMode() and fgTunerSetSys(), Don't change!! */
#define TN_SYS_INVALID        0x00 /* 0: Not Use */
#define TN_NTSC_M             0x01 /* 0x01: NTSC  (M)   */
#define TN_NTSC_N             0x02 /* 0x02: NTSC  (N)   */
#define TN_PAL_B_G            0x03 /* 0x03: PAL   (B/G) */
#define TN_PAL_I              0x04 /* 0x04: PAL   (I)   */
#define TN_PAL_D_K            0x05 /* 0x05: PAL   (D/K) */
#define TN_SECAM_L            0x06 /* 0x06: SECAM (L)   */
#define TN_SECAM_L2           0x07 /* 0x07: SECAM (L')  */
#define TN_NTSC_J             0x08 /* 0x01: NTSC  (Japan)*/
#define TN_TV_AND_FM          0x09 /* 0x08: TV_AND_FM   */
#define TN_FM_STEREO          0x0A /* 0x09: FM_STEREO   */
#define TN_FM_MONO            0x0B /* 0x0A: FM_MONO     */
#define FM_HIGH_SEN           0x0C /* 0x0B: FM_HIGH_SENSIBILITY */
#define FM_NORM_SEN           0x0D /* 0x0C: FM_NORM_SENSIBILITY */ 

#define TUNER_TV_SYS_MAX      0x09
#define TUNER_MODE_MAX        0x0E

#define fgIsTunerSysNtsc(a)   ((a > TN_SYS_INVALID) && (a <= TN_NTSC_N))
#define fgIsTunerSysPal(a)    ((a >= TN_PAL_B_G) && (a <= TN_PAL_D_K))
#endif