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[SX126x] Added option to set LoRa sync word control bits

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This commit is contained in:
jgromes 2020-01-14 18:08:45 +01:00
parent c40f382ed6
commit d892320637
2 changed files with 5 additions and 3 deletions
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4
src/modules/SX126x/SX126x.cpp
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@ -633,14 +633,14 @@ int16_t SX126x::setCodingRate(uint8_t cr) {
return(setModulationParams(_sf, _bw, _cr));
}
int16_t SX126x::setSyncWord(uint8_t syncWord) {
int16_t SX126x::setSyncWord(uint8_t syncWord, uint8_t controlBits) {
// check active modem
if(getPacketType() != SX126X_PACKET_TYPE_LORA) {
return(ERR_WRONG_MODEM);
}
// update register
uint8_t data[2] = {(uint8_t)((syncWord & 0xF0) | 0x04), (uint8_t)(((syncWord & 0x0F) << 4) | 0x04)};
uint8_t data[2] = {(uint8_t)((syncWord & 0xF0) | ((controlBits & 0xF0) >> 4)), (uint8_t)(((syncWord & 0x0F) << 4) | (controlBits & 0x0F))};
return(writeRegister(SX126X_REG_LORA_SYNC_WORD_MSB, data, 2));
}

4
src/modules/SX126x/SX126x.h
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@ -586,9 +586,11 @@ class SX126x: public PhysicalLayer {
\param syncWord LoRa sync word to be set.
\param controlBits Undocumented control bits, required for compatibility purposes.
\returns \ref status_codes
*/
int16_t setSyncWord(uint8_t syncWord);
int16_t setSyncWord(uint8_t syncWord, uint8_t controlBits = 0x44);
/*!
\brief Sets current protection limit. Can be set in 0.25 mA steps.