93 lines
2.6 KiB
C++
93 lines
2.6 KiB
C++
#include "RFM95.h"
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#if !defined(RADIOLIB_EXCLUDE_RFM9X)
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RFM95::RFM95(Module* mod) : SX1278(mod) {
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}
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int16_t RFM95::begin(float freq, float bw, uint8_t sf, uint8_t cr, uint8_t syncWord, int8_t power, uint16_t preambleLength, uint8_t gain) {
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// execute common part
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int16_t state = SX127x::begin(RADIOLIB_RFM9X_CHIP_VERSION_OFFICIAL, syncWord, preambleLength);
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if(state == RADIOLIB_ERR_CHIP_NOT_FOUND) {
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// SX127X_REG_VERSION might be set 0x12
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state = SX127x::begin(RADIOLIB_RFM9X_CHIP_VERSION_UNOFFICIAL, syncWord, preambleLength);
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RADIOLIB_ASSERT(state);
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} else if(state != RADIOLIB_ERR_NONE) {
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// some other error
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return(state);
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}
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RADIOLIB_DEBUG_PRINTLN("M\tSX1278");
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RADIOLIB_DEBUG_PRINTLN("M\tRFM95");
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// configure publicly accessible settings
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state = setBandwidth(bw);
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RADIOLIB_ASSERT(state);
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state = setFrequency(freq);
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RADIOLIB_ASSERT(state);
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state = setSpreadingFactor(sf);
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RADIOLIB_ASSERT(state);
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state = setCodingRate(cr);
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RADIOLIB_ASSERT(state);
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state = setOutputPower(power);
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RADIOLIB_ASSERT(state);
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state = setGain(gain);
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return(state);
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}
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int16_t RFM95::beginFSK(float freq, float br, float freqDev, float rxBw, int8_t power, uint16_t preambleLength, bool enableOOK) {
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// execute common part
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int16_t state = SX127x::beginFSK(RADIOLIB_RFM9X_CHIP_VERSION_OFFICIAL, freqDev, rxBw, preambleLength, enableOOK);
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if(state == RADIOLIB_ERR_CHIP_NOT_FOUND) {
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// SX127X_REG_VERSION might be set 0x12
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state = SX127x::beginFSK(RADIOLIB_RFM9X_CHIP_VERSION_UNOFFICIAL, freqDev, rxBw, preambleLength, enableOOK);
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RADIOLIB_ASSERT(state);
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} else if(state != RADIOLIB_ERR_NONE) {
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// some other error
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return(state);
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}
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RADIOLIB_DEBUG_PRINTLN("M\tSX1278");
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RADIOLIB_DEBUG_PRINTLN("M\tRFM95");
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// configure settings not accessible by API
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state = configFSK();
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RADIOLIB_ASSERT(state);
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// configure publicly accessible settings
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state = setFrequency(freq);
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RADIOLIB_ASSERT(state);
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state = setBitRate(br);
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RADIOLIB_ASSERT(state);
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state = setOutputPower(power);
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RADIOLIB_ASSERT(state);
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if(enableOOK) {
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state = setDataShapingOOK(RADIOLIB_SHAPING_NONE);
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RADIOLIB_ASSERT(state);
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} else {
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state = setDataShaping(RADIOLIB_SHAPING_NONE);
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RADIOLIB_ASSERT(state);
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}
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return(state);
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}
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int16_t RFM95::setFrequency(float freq) {
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RADIOLIB_CHECK_RANGE(freq, 862.0, 1020.0, RADIOLIB_ERR_INVALID_FREQUENCY);
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// set frequency and if successful, save the new setting
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int16_t state = SX127x::setFrequencyRaw(freq);
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if(state == RADIOLIB_ERR_NONE) {
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SX127x::_freq = freq;
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}
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return(state);
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}
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#endif
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