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try-fix charge behavior

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This commit is contained in:
mverch67 2025-07-13 17:01:05 +02:00
parent 43389b81bb
commit 0ddaaeac3c
1 changed files with 10 additions and 6 deletions
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16
src/Power.cpp
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@ -1272,19 +1272,19 @@ class LipoCharger : public HasBatteryLevel
if (result) { if (result) {
LOG_INFO("PPM BQ25896 init succeeded"); LOG_INFO("PPM BQ25896 init succeeded");
// Set the minimum operating voltage. Below this voltage, the PPM will protect // Set the minimum operating voltage. Below this voltage, the PPM will protect
ppm->setSysPowerDownVoltage(3100); // ppm->setSysPowerDownVoltage(3100);
// Set input current limit, default is 500mA // Set input current limit, default is 500mA
ppm->setInputCurrentLimit(800); // ppm->setInputCurrentLimit(800);
// Disable current limit pin // Disable current limit pin
ppm->disableCurrentLimitPin(); // ppm->disableCurrentLimitPin();
// Set the charging target voltage, Range:3840 ~ 4608mV ,step:16 mV // Set the charging target voltage, Range:3840 ~ 4608mV ,step:16 mV
ppm->setChargeTargetVoltage(4288); ppm->setChargeTargetVoltage(4288);
// Set the precharge current , Range: 64mA ~ 1024mA ,step:64mA // Set the precharge current , Range: 64mA ~ 1024mA ,step:64mA
ppm->setPrechargeCurr(64); // ppm->setPrechargeCurr(64);
// The premise is that limit pin is disabled, or it will // The premise is that limit pin is disabled, or it will
// only follow the maximum charging current set by limit pin. // only follow the maximum charging current set by limit pin.
@ -1327,12 +1327,16 @@ class LipoCharger : public HasBatteryLevel
/** /**
* Battery state of charge, from 0 to 100 or -1 for unknown * Battery state of charge, from 0 to 100 or -1 for unknown
*/ */
virtual int getBatteryPercent() override { return bq->getChargePercent(); } virtual int getBatteryPercent() override
{
return -1;
// return bq->getChargePercent(); // don't use BQ27220 for battery percent, it is not calibrated
}
/** /**
* The raw voltage of the battery in millivolts, or NAN if unknown * The raw voltage of the battery in millivolts, or NAN if unknown
*/ */
virtual uint16_t getBattVoltage() override { return bq->getVoltage(); } // BQ27220::VOLT virtual uint16_t getBattVoltage() override { return bq->getVoltage(); }
/** /**
* return true if there is a battery installed in this unit * return true if there is a battery installed in this unit