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add method to change preamble polarity in FSK mode

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This commit is contained in:
BayCom GmbH 2023-09-20 17:35:14 +02:00
parent 4423585491
commit 7af723ab7c
2 changed files with 25 additions and 0 deletions
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18
src/modules/SX127x/SX127x.cpp
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@ -782,6 +782,24 @@ int16_t SX127x::setPreambleLength(size_t preambleLength) {
return(RADIOLIB_ERR_UNKNOWN); return(RADIOLIB_ERR_UNKNOWN);
} }
int16_t SX127x::setPreamblePolarity(int polarity) {
// set mode to standby
int16_t state = setMode(RADIOLIB_SX127X_STANDBY);
RADIOLIB_ASSERT(state);
// check active modem
uint8_t modem = getActiveModem();
if(modem == RADIOLIB_SX127X_LORA) {
return(RADIOLIB_ERR_WRONG_MODEM);
} else if(modem == RADIOLIB_SX127X_FSK_OOK) {
// set preamble polarity
state =this->mod->SPIsetRegValue(RADIOLIB_SX127X_REG_SYNC_CONFIG, polarity, 5, 5);
return(state);
}
return(RADIOLIB_ERR_UNKNOWN);
}
float SX127x::getFrequencyError(bool autoCorrect) { float SX127x::getFrequencyError(bool autoCorrect) {
int16_t modem = getActiveModem(); int16_t modem = getActiveModem();
if(modem == RADIOLIB_SX127X_LORA) { if(modem == RADIOLIB_SX127X_LORA) {

7
src/modules/SX127x/SX127x.h
View file

@ -876,6 +876,13 @@ class SX127x: public PhysicalLayer {
*/ */
int16_t setPreambleLength(size_t preambleLength) override; int16_t setPreambleLength(size_t preambleLength) override;
/*!
\brief Sets FSK preamble polarity. Allowed values are RADIOLIB_SX127X_PREAMBLE_POLARITY_55 or RADIOLIB_SX127X_PREAMBLE_POLARITY_AA. Not allowed in LoRa mode.
\param polarity Preamble polarity bit in FSK mode).
\returns \ref status_codes
*/
int16_t setPreamblePolarity(int polarity);
/*! /*!
\brief Gets frequency error of the latest received packet. \brief Gets frequency error of the latest received packet.
\param autoCorrect When set to true, frequency will be automatically corrected. \param autoCorrect When set to true, frequency will be automatically corrected.