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[LR1121] Added dedicated power setting function

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This commit is contained in:
lewisxhe 2024-06-21 17:05:23 +08:00
parent aa56f62cdb
commit b9cf1956e4
2 changed files with 49 additions and 0 deletions
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40
src/modules/LR11x0/LR1121.cpp
View file

@ -5,4 +5,44 @@ LR1121::LR1121(Module* mod) : LR1120(mod) {
chipType = RADIOLIB_LR11X0_DEVICE_LR1121;
}
int16_t LR1121::setOutputPower(int8_t power, bool useHighFreqPa)
{
int16_t state = RADIOLIB_ERR_INVALID_OUTPUT_POWER;
if (useHighFreqPa) {
if ((-18 <= power ) && ( power <= 13 )) {
state = setPaConfig(0x02, // High-frequency Power Amplifier
0x00, // Power amplifier supplied by the main regulator
0x04, // Power Amplifier duty cycle (Default 0x04)
0x07 // Number of slices for HPA (Default 0x07)
);
} else {
return RADIOLIB_ERR_INVALID_OUTPUT_POWER;
}
} else {
if (( -17 <= power ) && (power <= 22 )) {
if (power == 22) {
state = setPaConfig(0x01, // High-power Power Amplifier
0x01, // Power amplifier supplied by the battery
0x04, // Power Amplifier duty cycle (Default 0x04)
0x07 // Number of slices for HPA (Default 0x07)
);
} else {
state = setPaConfig(0x00, // Low-power Power Amplifier
0x00, // Power amplifier supplied by the main regulator
0x04, // Power Amplifier duty cycle (Default 0x04)
0x07 // Number of slices for HPA (Default 0x07)
);
}
} else {
return RADIOLIB_ERR_INVALID_OUTPUT_POWER;
}
}
RADIOLIB_ASSERT(state);
// set output power
state = setTxParams(power, RADIOLIB_LR11X0_PA_RAMP_48U);
return (state);
}
#endif

9
src/modules/LR11x0/LR1121.h
View file

@ -21,6 +21,15 @@ class LR1121: public LR1120 {
*/
LR1121(Module* mod); // cppcheck-suppress noExplicitConstructor
/*!
\brief Sets output power. Allowed values are in range from -17 to 22 dBm (high-power PA) or -18 to 13 dBm (High-frequency PA).
\param power Output power to be set in dBm.
\param useHighFreqPa When using 2.4G frequency, need to switch to High-frequency PA
\returns \ref status_codes
*/
int16_t setOutputPower(int8_t power,bool useHighFreqPa = false);
// TODO this is where overrides to disable GNSS+WiFi scanning methods on LR1121
// will be put once those are implemented