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/**
* @(#)Panasonic_ENV77H11D5.cpp
*
* ==========================================================
* Version: 2.0
* Date: 2008.07.02
* ==========================================================
*
* ==========================================================
* History:
*
* Date Author Description
* ----------------------------------------------------------
*
* 2008.07.02 Tom Lin added tuner version
* ==========================================================
*
* Copyright 2005 Afatech, Inc. All rights reserved.
*
*/
//#include <stdio.h> //for Linux
#include "type.h"
#include "error.h"
#include "user.h"
#include "register.h"
#include "standard.h"
#include "Panasonic_ENV77H11D5_Script.h"
Dword ENV77H11D5_open (
IN Demodulator* demodulator,
IN Byte chip
) {
return (Error_NO_ERROR);
}
Dword ENV77H11D5_close (
IN Demodulator* demodulator,
IN Byte chip
) {
return (Error_NO_ERROR);
}
Dword ENV77H11D5_set (
IN Demodulator* demodulator,
IN Byte chip,
IN Word bandwidth,
IN Dword frequency
) {
Dword error = Error_NO_ERROR;
Word N;
Byte N1;
Byte N2;
Byte ucC1 = 0x8E;
Byte ucC2;
Byte buffer[10];
/** Round ((wFreq * 1000 + 36125) * 6 / 1000) so that "500" exists */
N = (Word)(((frequency + 36167) * 6 + 500) / 1000);
N1 = (Byte)(N / 256);
N2 = (Byte)(N % 256);
if ((174000 <= frequency) && (frequency <= 230000)) ucC2 = 0x42;
else if ((470000 < frequency) && (frequency <= 486000)) ucC2 = 0x64;
else if ((486000 < frequency) && (frequency <= 526000)) ucC2 = 0x84;
else if ((526000 < frequency) && (frequency <= 678000)) ucC2 = 0xA4;
else if ((678000 < frequency) && (frequency <= 862000)) ucC2 = 0xC4;
else {
error = Error_FREQ_OUT_OF_RANGE;
goto exit;
}
ucC1 = 0xC2;
buffer[0] = N1;
buffer[1] = N2;
buffer[2] = ucC1;
buffer[3] = ucC2;
/** Write freq parameters to tuner */
error = Standard_writeTunerRegisters (demodulator, chip, 0x0000, 4, buffer);
if (error) goto exit;
ucC1 = 0x86;
buffer[0] = N1;
buffer[1] = N2;
buffer[2] = ucC1;
buffer[3] = ucC2;
/** Write freq parameters to tuner */
error = Standard_writeTunerRegisters (demodulator, chip, 0x0000, 4, buffer);
if (error) goto exit;
exit:
return(error);
}
TunerDescription tuner_ENV77H11D5 = {
ENV77H11D5_open,
ENV77H11D5_close,
ENV77H11D5_set,
ENV77H11D5_scripts,
ENV77H11D5_scriptSets,
ENV77H11D5_ADDRESS, /** tuner i2c address */
0, /** length of tuner register address */
36167000, /** tuner if */
True, /** spectrum inverse */
0x01, /** tuner id */
};
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