forks/RadioLibSmol
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

[SX127x] Rename preamble inversion method

Browse source
This commit is contained in:
jgromes 2023-09-29 14:12:37 +02:00
parent 848df9a175
commit 10a9705204
3 changed files with 9 additions and 8 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
keywords.txt
View file

@ -124,7 +124,7 @@ setSyncWord KEYWORD2
setOutputPower KEYWORD2
setCurrentLimit KEYWORD2
setPreambleLength KEYWORD2
setPreamblePolarity KEYWORD2
invertPreamble KEYWORD2
setGain KEYWORD2
getFrequencyError KEYWORD2
getRSSI KEYWORD2

9
src/modules/SX127x/SX127x.cpp
View file

@ -119,7 +119,7 @@ int16_t SX127x::beginFSK(uint8_t* chipVersions, uint8_t numVersions, float freqD
RADIOLIB_ASSERT(state);
// set preamble polarity
state = setPreamblePolarity(RADIOLIB_SX127X_PREAMBLE_POLARITY_55);
state = invertPreamble(false);
RADIOLIB_ASSERT(state);
// set default sync word
@ -786,7 +786,7 @@ int16_t SX127x::setPreambleLength(size_t preambleLength) {
return(RADIOLIB_ERR_UNKNOWN);
}
int16_t SX127x::setPreamblePolarity(int polarity) {
int16_t SX127x::invertPreamble(bool enable) {
// set mode to standby
int16_t state = setMode(RADIOLIB_SX127X_STANDBY);
RADIOLIB_ASSERT(state);
@ -794,10 +794,11 @@ int16_t SX127x::setPreamblePolarity(int polarity) {
// check active modem
uint8_t modem = getActiveModem();
if(modem == RADIOLIB_SX127X_LORA) {
return(RADIOLIB_ERR_WRONG_MODEM);
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);
uint8_t polarity = enable ? RADIOLIB_SX127X_PREAMBLE_POLARITY_AA : RADIOLIB_SX127X_PREAMBLE_POLARITY_55;
state = this->mod->SPIsetRegValue(RADIOLIB_SX127X_REG_SYNC_CONFIG, polarity, 5, 5);
return(state);
}

6
src/modules/SX127x/SX127x.h
View file

@ -879,11 +879,11 @@ class SX127x: public PhysicalLayer {
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).
\brief Invert FSK preamble polarity. The default (non-inverted) is 0x55, the inverted is 0xAA.
\param enable Preamble polarity in FSK mode - 0xAA when true, 0x55 when false.
\returns \ref status_codes
*/
int16_t setPreamblePolarity(int polarity);
int16_t invertPreamble(bool enable);
/*!
\brief Gets frequency error of the latest received packet.