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SBS Spec Coverage

Matteo Tullo edited this page Feb 4, 2025 · 5 revisions

Charger

For detailed descriptions on how to use each function, please refer to the Smart Battery System spec.

Functions Code Access Data Implemented
ChargingCurrent 0x14 w mA (u16)
ChargingVoltage 0x15 w mV (u16)

Fuel Gauge

For detailed descriptions on how to use each function, please refer to the Smart Battery System spec.

Functions Code Access Data Implemented
ManufacturerAccess* 0x00 r/w word -
RemainingCapacityAlarm 0x01 r/w mAh or 10mWh
RemainingTimeAlarm 0x02 r/w minutes
BatteryMode 0x03 r bit flags
AtRate 0x04 r/w mA or 10mW
AtRateTimeToFull 0x05 r minutes
AtRateTimeToEmpty 0x06 r minutes
AtRateOK 0x07 r Boolean
Temperature 0x08 r 0.1°K
Voltage 0x09 r mV
Current 0x0a r mA
AverageCurrent 0x0b r mA
MaxError 0x0c r percent
RelativeStateOfCharge 0x0d r percent
AbsoluteStateOfCharge 0x0e r percent
RemainingCapacity 0x0f r mAh or 10mWh
FullChargeCapacity 0x10 r mAh or 10mWh
RunTimeToEmpty 0x11 r minutes
AverageTimeToEmpty 0x12 r minutes
AverageTimeToFull 0x13 r minutes
ChargingCurrent 0x14 r mA
ChargingVoltage 0x15 r mV
BatteryStatus 0x16 r bit flags
CycleCount 0x17 r count
DesignCapacity 0x18 r mAh or 10mWh
DesignVoltage 0x19 r mV
SpecificationInfo 0x1a r unsigned int
ManufactureDate 0x1b r unsigned int
SerialNumber 0x1c r number
reserved 0x1d - 0x1f
ManufacturerName 0x20 r string
DeviceName 0x21 r string
DeviceChemistry 0x22 r string
ManufacturerData* 0x23 r data -
reserved 0x25 - 0x2e -
OptionalMfgFunction5* 0x2f r/w data -
reserved 0x30 - 0x3b -
OptionalMfgFunction4* 0x3c r/w word -
OptionalMfgFunction3-1* 0x3d - 0x3f r/w word -

* refers to optional fn's that will not be implemented

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