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Add some explanations about PMU and prevent null pointer judgment

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This commit is contained in:
lewishe
2022-09-08 10:45:12 +08:00
parent 35c77ef99c
commit 7d0e16d1b6
3 changed files with 24 additions and 24 deletions
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30
src/sleep.cpp
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@@ -79,7 +79,7 @@ void setLed(bool ledOn)
#endif
#ifdef HAS_PMU
if (pmu_found) {
if (pmu_found && PMU) {
// blink the axp led
PMU->setChargingLedMode(ledOn ? XPOWERS_CHG_LED_ON : XPOWERS_CHG_LED_OFF);
}
@@ -91,12 +91,15 @@ void setGPSPower(bool on)
DEBUG_MSG("Setting GPS power=%d\n", on);
#ifdef HAS_PMU
if (pmu_found){
#ifdef LILYGO_TBEAM_S3_CORE
on ? PMU->enablePowerOutput(XPOWERS_ALDO4) : PMU->disablePowerOutput(XPOWERS_ALDO4);
#else
on ? PMU->enablePowerOutput(XPOWERS_LDO3) : PMU->disablePowerOutput(XPOWERS_LDO3);
#endif /*LILYGO_TBEAM_S3_CORE*/
if (pmu_found && PMU){
uint8_t model = PMU->getChipModel();
if(model == XPOWERS_AXP2101){
// t-beam-s3-core GNSS power channel
on ? PMU->enablePowerOutput(XPOWERS_ALDO4) : PMU->disablePowerOutput(XPOWERS_ALDO4);
}else if(model == XPOWERS_AXP192){
// t-beam GNSS power channel
on ? PMU->enablePowerOutput(XPOWERS_LDO3) : PMU->disablePowerOutput(XPOWERS_LDO3);
}
}
#endif
}
@@ -191,7 +194,7 @@ void doDeepSleep(uint64_t msecToWake)
#endif
#ifdef HAS_PMU
if (pmu_found) {
if (pmu_found && PMU) {
// Obsolete comment: from back when we we used to receive lora packets while CPU was in deep sleep.
// We no longer do that, because our light-sleep current draws are low enough and it provides fast start/low cost
// wake. We currently use deep sleep only for 'we want our device to actually be off - because our battery is
@@ -203,11 +206,12 @@ void doDeepSleep(uint64_t msecToWake)
// in its sequencer (true?) so the average power draw should be much lower even if we were listinging for packets
// all the time.
#ifdef LILYGO_TBEAM_S3_CORE
PMU->disablePowerOutput(XPOWERS_ALDO3); // lora radio power channel
#else
PMU->disablePowerOutput(XPOWERS_LDO2); // lora radio power channel
#endif /*LILYGO_TBEAM_S3_CORE*/
uint8_t model = PMU->getChipModel();
if(model == XPOWERS_AXP2101){
PMU->disablePowerOutput(XPOWERS_ALDO3); // lora radio power channel
}else if(model == XPOWERS_AXP192){
PMU->disablePowerOutput(XPOWERS_LDO2); // lora radio power channel
}
}
#endif