Tool/software:
* Created: Fri Aug 23 13:49:59 CST 2024 * * Format: Register Name tab Character,\t Hexadecimal register value. * Device: bq25895M * BQZ Container: Charger_1_00-bq25895M.bqz * Input Current Limit, HIZ and ILIM pin 7F OTG Temperature thresholds, and Input Voltage DPM Offset 1F ADC controls, OTG Frequency, ICO, DCP, and Input Detection 71 Battery Load, WDT Reset periods, OTG and Charge Enable, and MINSYS setting 3A Fast Charge Current Limit settings and MTK Pump enable 10 Pre-charge and Termination Current Limit settings 10 Charge Voltage Regulation Limit, Battery Low Voltage and Recharge threshold 56 Termination Current Enable, STAT pin, WDT, Safety Timer, and JEITA Charge Current CD IR Compensation and Thermal Regulation thresholds D3 ICO, Extended Safety Timer, BATFET control, MTK Pump Voltage, and JEITA Charge Voltage 40 OTG Regulation Voltage and Current Limit settings 93 Charger VBUS, Charging Mode, PG, USB Input, and System Voltage Regulation status 77 WDT, OTG/VBUS OVP, Thermal Shutdown, Safety Timer, and TS pin faults 00 Input Voltage DPM settings 23 Thermal Regulation Charge Status, and ADC Battery Voltage conversion 2D ADC System Voltage conversion 2C ADC TS pin voltage as percentage of REGN conversion 54 VBUS status, and ADC VBUS Voltage conversion E0 ADC Charge Current conversion 00 DPM status, and Input Current Limit setting 40 Registers reset, Input Current Optimizer status, Device ID, and Temperature Profile 7A
在测试过程中,发现有 3 台设备在连续运行约 70 天内出现反复重启。捕获日志,发现BQ25895M的寄存器配置与正常状态的寄存器配置之间存在很大差异,其中IINDPM和ICD状态有问题,附带的寄存器配置如下,因此请帮助我看看是什么原因导致了这个问题!
此外,在监控过程中,适配器在正常插入时会耗尽电池电量,并且设备状态指示在充电和充满之间浮动。