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130 lines
2.3 KiB
C
130 lines
2.3 KiB
C
#ifndef __TUNER_E4000_H
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#define __TUNER_E4000_H
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// Definition (implemeted for E4000)
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#define E4000_1_SUCCESS 1
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#define E4000_1_FAIL 0
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#define E4000_I2C_SUCCESS 1
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#define E4000_I2C_FAIL 0
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#define E4K_I2C_ADDR 0xc8
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#define E4K_CHECK_ADDR 0x02
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#define E4K_CHECK_VAL 0x40
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// Function (implemeted for E4000)
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int
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I2CReadByte(void *pTuner,
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unsigned char NoUse,
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unsigned char RegAddr,
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unsigned char *pReadingByte
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);
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int
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I2CWriteByte(
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void *pTuner,
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unsigned char NoUse,
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unsigned char RegAddr,
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unsigned char WritingByte
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);
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int
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I2CWriteArray(void *pTuner,
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unsigned char NoUse,
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unsigned char RegStartAddr,
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unsigned char ByteNum,
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unsigned char *pWritingBytes
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);
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// Functions (from E4000 source code)
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int tunerreset (void *pTuner);
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int Tunerclock(void *pTuner);
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int Qpeak(void *pTuner);
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int DCoffloop(void *pTuner);
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int GainControlinit(void *pTuner);
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int Gainmanual(void *pTuner);
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int E4000_gain_freq(void *pTuner, int frequency);
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int PLL(void *pTuner, int Ref_clk, int Freq);
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int LNAfilter(void *pTuner, int Freq);
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int IFfilter(void *pTuner, int bandwidth, int Ref_clk);
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int freqband(void *pTuner, int Freq);
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int DCoffLUT(void *pTuner);
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int GainControlauto(void *pTuner);
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int E4000_sensitivity(void *pTuner, int Freq, int bandwidth);
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int E4000_linearity(void *pTuner, int Freq, int bandwidth);
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int E4000_high_linearity(void *pTuner);
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int E4000_nominal(void *pTuner, int Freq, int bandwidth);
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// The following context is E4000 tuner API source code
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// Definitions
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// Bandwidth in Hz
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enum E4000_BANDWIDTH_HZ
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{
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E4000_BANDWIDTH_6000000HZ = 6000000,
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E4000_BANDWIDTH_7000000HZ = 7000000,
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E4000_BANDWIDTH_8000000HZ = 8000000,
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};
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// Manipulaing functions
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void
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e4000_GetTunerType(
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void *pTuner,
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int *pTunerType
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);
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void
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e4000_GetDeviceAddr(
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void *pTuner,
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unsigned char *pDeviceAddr
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);
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int
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e4000_Initialize(
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void *pTuner
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);
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int
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e4000_SetRfFreqHz(
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void *pTuner,
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unsigned long RfFreqHz
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);
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int
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e4000_GetRfFreqHz(
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void *pTuner,
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unsigned long *pRfFreqHz
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);
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// Extra manipulaing functions
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int
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e4000_GetRegByte(
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void *pTuner,
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unsigned char RegAddr,
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unsigned char *pReadingByte
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);
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int
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e4000_SetBandwidthHz(
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void *pTuner,
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unsigned long BandwidthHz
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);
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int
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e4000_GetBandwidthHz(
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void *pTuner,
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unsigned long *pBandwidthHz
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);
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#endif
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