JAJSIJ7B February 2020 – November 2022 BQ27Z561-R2
PRODUCTION DATA
The calibration of current, voltage, and temperature readings is accessible by writing 0xF081 or 0xF082 to ManufacturerAccess(). A detailed procedure is included in the BQ27Z561-R2 Technical Reference Manual in the Calibration section. The description allows for calibration of cell voltage measurement offset, battery voltage, current calibration, coulomb counter offset, PCB offset, CC gain and capacity gain, and temperature measurement for both internal and external sensors.