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BQ34Z100-G1: 电量计电池学习遇到的问题

Part Number:BQ34Z100-G1Other Parts Discussed in Thread:BQ40Z50,

以下是我配置电量计芯片和电池学习过程

  1. 根据实际项目规格配置DF参数,选择正确的CHAM ID烧入;
  2. 对板子进行校正;
  3. 导出这个时候的senc/srec文件备用;
  4. 连接电芯到板子,发送reset命令,得到Golden Pack;
  5. 把电池放空到3.0V,然后静置5个小时;
  6. 发送命令使能IT算法;
  7. 把电池充到饱,确保有效的充电中止(100%,FC置位),然后停止充电;
  8. 静置两个小时;
  9. 把电池以C/5放空到终止电压,然后停止放电;
  10. 静置5个小时,检查update status和Ra flag;
  11. 重复7~10步骤一次。对于bq34Z100-G1:当update status的数值为0x06,Ra flag是0x0055时,说明学习成功。对于bq40z50平台芯片,update status为0x0E为学习成功;
  12. 导出gg文件,手动修改cycle count=0, lifetime, manufacture status=8000等。对于bq34Z100-G1,修改update status=02;
  13. 烧入第3步备份的senc/srec文件;
  14. 导入第12步修改好的文件,得到golden sample;
  15. 生成量产文件,比如senc/srec文件或者DFI文件。

我是第6步出现问题,正常情况下,[VOK]=1,但是我的[VOK]=0,且学习过程中也没有置位。其他标志位正常。

 

以下是我的电量计配置参数。

* Texas Instruments Data Flash File
* File created Thu Apr 27 10:21:37 2023
*
* Device Number 100
* Firmware Version 0.16
* Build Number not available
* Order Number not available
*
* bqz Device Number 100
* bqz Firmware Version 0.16
* bqz Build Number 17
*
* Field Order: Class name, Subclass name, Parameter name, Parameter Value, Display Units
"Configuration","Safety","OT Chg","55.0","1degC"
"Configuration","Safety","OT Chg Time","2","Seconds"
"Configuration","Safety","OT Chg Recovery","50.0","1degC"
"Configuration","Safety","OT Dsg","60.0","1degC"
"Configuration","Safety","OT Dsg Time","2","Seconds"
"Configuration","Safety","OT Dsg Recovery","55.0","1degC"
"Configuration","Charge Inhibit Cfg","Chg Inhibit Temp Low","0.0","1degC"
"Configuration","Charge Inhibit Cfg","Chg Inhibit Temp High","45.0","1degC"
"Configuration","Charge Inhibit Cfg","Temp Hys","5.0","1degC"
"Configuration","Charge","Suspend Low Temp","-5.0","1degC"
"Configuration","Charge","Suspend High Temp","55.0","1degC"
"Configuration","Charge","Pb Temp Comp","24.960","%"
"Configuration","Charge","Pb Reduction Rate","10.000","%"
"Configuration","Charge Termination","Taper Current","175","mAmp"
"Configuration","Charge Termination","Min Taper Capacity","25","mAmpHr"
"Configuration","Charge Termination","Cell Taper Voltage","100","mVolt"
"Configuration","Charge Termination","Current Taper Window","40","Seconds"
"Configuration","Charge Termination","TCA Set %","99","Percent"
"Configuration","Charge Termination","TCA Clear %","95","Percent"
"Configuration","Charge Termination","FC Set %","100","Percent"
"Configuration","Charge Termination","FC Clear %","98","Percent"
"Configuration","Charge Termination","DODatEOC Delta T","10.0","1degC"
"Configuration","Charge Termination","NiMH Delta Temp","3.0","1degC"
"Configuration","Charge Termination","NiMH Delta Temp Time","180","Seconds"
"Configuration","Charge Termination","NiMH Hold Off Time","100","Seconds"
"Configuration","Charge Termination","NiMH Hold Off Current","240","mAmp"
"Configuration","Charge Termination","NiMH Hold Off Temp","25.0","1degC"
"Configuration","Charge Termination","NiMH Cell Negative Delta Volt","17","mVolt"
"Configuration","Charge Termination","NiMH Cell Negative Delta Time","16","Seconds"
"Configuration","Charge Termination","NiMH Cell Neg Delta Qual Volt","4200","mVolt"
"Configuration","Data","Manuf Date","1980-1-1","Day + Mo*32 + (Yr -1980)*256"
"Configuration","Data","Ser. Num.","0001","hex"
"Configuration","Data","Cycle Count","2","Count"
"Configuration","Data","CC Threshold","4500","mAmpHr"
"Configuration","Data","Max Error Limit","100","%"
"Configuration","Data","Design Capacity","15000","MilliAmpHour"
"Configuration","Data","Design Energy","25200","MilliWattHour"
"Configuration","Data","SOH Load I","-400","MilliAmp"
"Configuration","Data","Cell Charge Voltage T1-T2","4200","mV"
"Configuration","Data","Cell Charge Voltage T2-T3","4200","mV"
"Configuration","Data","Cell Charge Voltage T3-T4","4100","mV"
"Configuration","Data","Charge Current T1-T2","10","Percent"
"Configuration","Data","Charge Current T2-T3","50","Percent"
"Configuration","Data","Charge Current T3-T4","30","Percent"
"Configuration","Data","JEITA T1","0","degC"
"Configuration","Data","JEITA T2","10","degC"
"Configuration","Data","JEITA T3","45","degC"
"Configuration","Data","JEITA T4","55","degC"
"Configuration","Data","Design Energy Scale","10","Number"
"Configuration","Data","Device Name","bq34z100-G1","-"
"Configuration","Data","Manufacturer Name","Texas Inst.","-"
"Configuration","Data","Device Chemistry","LION","-"
"Configuration","Discharge","SOC1 Set Threshold","150","mAh"
"Configuration","Discharge","SOC1 Clear Threshold","175","mAh"
"Configuration","Discharge","SOCF Set Threshold","75","mAh"
"Configuration","Discharge","SOCF Clear Threshold","100","mAh"
"Configuration","Discharge","Cell BL Set Volt Threshold","2800","mVolt"
"Configuration","Discharge","Cell BL Set Volt Time","2","Seconds"
"Configuration","Discharge","Cell BL Clear Volt Threshold","2900","mVolt"
"Configuration","Discharge","Cell BH Set Volt Threshold","4300","mVolt"
"Configuration","Discharge","Cell BH Volt Time","2","Seconds"
"Configuration","Discharge","Cell BH Clear Volt Threshold","4200","mVolt"
"Configuration","Discharge","Cycle Delta","0.05","%"
"Configuration","Manufacturer Data","Pack Lot Code","0000","hex"
"Configuration","Manufacturer Data","PCB Lot Code","0000","hex"
"Configuration","Manufacturer Data","Firmware Version","0000","hex"
"Configuration","Manufacturer Data","Hardware Revision","0000","hex"
"Configuration","Manufacturer Data","Cell Revision","0000","hex"
"Configuration","Manufacturer Data","DF Config Version","0000","hex"
"Configuration","Integrity Data","Static Chem DF Checksum","7598","Number"
"Configuration","Lifetime Data","Lifetime Max Temp","30.0","1degC"
"Configuration","Lifetime Data","Lifetime Min Temp","-51.9","1degC"
"Configuration","Lifetime Data","Lifetime Max Chg Current","2817","mAmp"
"Configuration","Lifetime Data","Lifetime Max Dsg Current","0","mA"
"Configuration","Lifetime Data","Lifetime Max Pack Voltage","709","20mV"
"Configuration","Lifetime Data","Lifetime Min Pack Voltage","175","20mV"
"Configuration","Lifetime Temp Samples","LT Flash Cnt","16","Count"
"Configuration","Registers","Pack Configuration","09d9","flags"
"Configuration","Registers","Pack Configuration B","af","flags"
"Configuration","Registers","Pack Configuration C","37","flags"
"Configuration","Registers","LED_Comm Configuration","00","flags"
"Configuration","Registers","Alert Configuration","0000","flags"
"Configuration","Registers","Number of series cell","4","num"
"Configuration","Lifetime Resolution","LT Temp Res","1.0","1degC"
"Configuration","Lifetime Resolution","LT Cur Res","100","mA"
"Configuration","Lifetime Resolution","LT V Res","1","20mV"
"Configuration","Lifetime Resolution","LT Update Time","60","Seconds"
"Configuration","LED Display","LED Hold Time","4","Num"
"Configuration","Power","Flash Update OK Cell Volt","2800","mVolt"
"Configuration","Power","Sleep Current","10","mAmp"
"Configuration","Power","FS Wait","0","Seconds"
"System Data","Manufacturer Info","Block A 0","00","hex"
"System Data","Manufacturer Info","Block A 1","00","hex"
"System Data","Manufacturer Info","Block A 2","00","hex"
"System Data","Manufacturer Info","Block A 3","00","hex"
"System Data","Manufacturer Info","Block A 4","00","hex"
"System Data","Manufacturer Info","Block A 5","00","hex"
"System Data","Manufacturer Info","Block A 6","00","hex"
"System Data","Manufacturer Info","Block A 7","00","hex"
"System Data","Manufacturer Info","Block A 8","00","hex"
"System Data","Manufacturer Info","Block A 9","00","hex"
"System Data","Manufacturer Info","Block A 10","00","hex"
"System Data","Manufacturer Info","Block A 11","00","hex"
"System Data","Manufacturer Info","Block A 12","00","hex"
"System Data","Manufacturer Info","Block A 13","00","hex"
"System Data","Manufacturer Info","Block A 14","00","hex"
"System Data","Manufacturer Info","Block A 15","00","hex"
"System Data","Manufacturer Info","Block A 16","00","hex"
"System Data","Manufacturer Info","Block A 17","00","hex"
"System Data","Manufacturer Info","Block A 18","00","hex"
"System Data","Manufacturer Info","Block A 19","00","hex"
"System Data","Manufacturer Info","Block A 20","00","hex"
"System Data","Manufacturer Info","Block A 21","00","hex"
"System Data","Manufacturer Info","Block A 22","00","hex"
"System Data","Manufacturer Info","Block A 23","00","hex"
"System Data","Manufacturer Info","Block A 24","00","hex"
"System Data","Manufacturer Info","Block A 25","00","hex"
"System Data","Manufacturer Info","Block A 26","00","hex"
"System Data","Manufacturer Info","Block A 27","00","hex"
"System Data","Manufacturer Info","Block A 28","00","hex"
"System Data","Manufacturer Info","Block A 29","00","hex"
"System Data","Manufacturer Info","Block A 30","00","hex"
"System Data","Manufacturer Info","Block A 31","00","hex"
"Gas Gauging","IT Cfg","Load Select","1","Number"
"Gas Gauging","IT Cfg","Load Mode","0","Number"
"Gas Gauging","IT Cfg","Max Res Factor","50","num"
"Gas Gauging","IT Cfg","Min Res Factor","1","num"
"Gas Gauging","IT Cfg","Ra Filter","500","num"
"Gas Gauging","IT Cfg","Min PassedChg NiMH-LA 1st Qmax","50","%"
"Gas Gauging","IT Cfg","Maximum Qmax Change","100","%"
"Gas Gauging","IT Cfg","Cell Terminate Voltage","3000","mVolt"
"Gas Gauging","IT Cfg","Cell Term V Delta","200","mVolt"
"Gas Gauging","IT Cfg","ResRelax Time","500","Seconds"
"Gas Gauging","IT Cfg","User Rate-mA","0","MilliAmp"
"Gas Gauging","IT Cfg","User Rate-Pwr","0","mW/cW"
"Gas Gauging","IT Cfg","Reserve Cap-mAh","0","MilliAmpHour"
"Gas Gauging","IT Cfg","Reserve Energy","0","mWh/cWh"
"Gas Gauging","IT Cfg","Max Scale Back Grid","4","num"
"Gas Gauging","IT Cfg","Cell Min DeltaV","0","mVolt"
"Gas Gauging","IT Cfg","Ra Max Delta","15","%"
"Gas Gauging","IT Cfg","Design Resistance","42","mOhms"
"Gas Gauging","IT Cfg","Reference Grid","4","-"
"Gas Gauging","IT Cfg","Qmax Max Delta %","10","mAmpHour"
"Gas Gauging","IT Cfg","Max Res Scale","32000","Num"
"Gas Gauging","IT Cfg","Min Res Scale","1","Num"
"Gas Gauging","IT Cfg","Fast Scale Start SOC","10","%"
"Gas Gauging","IT Cfg","Charge Hys V Shift","40","mVolt"
"Gas Gauging","IT Cfg","Smooth Relax Time","1000","s"
"Gas Gauging","Current Thresholds","Dsg Current Threshold","40","mAmp"
"Gas Gauging","Current Thresholds","Chg Current Threshold","150","mAmp"
"Gas Gauging","Current Thresholds","Quit Current","20","mAmp"
"Gas Gauging","Current Thresholds","Dsg Relax Time","60","Seconds"
"Gas Gauging","Current Thresholds","Chg Relax Time","60","Seconds"
"Gas Gauging","Current Thresholds","Cell Max IR Correct","400","mV"
"Gas Gauging","State","Qmax Cell 0","15000","mAmpHr"
"Gas Gauging","State","Cycle Count","0","num"
"Gas Gauging","State","Update Status","04","num"
"Gas Gauging","State","Cell V at Chg Term","4200","mVolt"
"Gas Gauging","State","Avg I Last Run","-299","mAmp"
"Gas Gauging","State","Avg P Last Run","-1131","MilliWattHour"
"Gas Gauging","State","Cell Delta Voltage","2","mVolt"
"Gas Gauging","State","T Rise","20","Num"
"Gas Gauging","State","T Time Constant","1000","Num"
"Ra Table","R_a0","R_a0 Flag","ff55","Hex"
"Ra Table","R_a0","R_a0 0","56","Num"
"Ra Table","R_a0","R_a0 1","60","Num"
"Ra Table","R_a0","R_a0 2","74","Num"
"Ra Table","R_a0","R_a0 3","98","Num"
"Ra Table","R_a0","R_a0 4","60","Num"
"Ra Table","R_a0","R_a0 5","71","Num"
"Ra Table","R_a0","R_a0 6","68","Num"
"Ra Table","R_a0","R_a0 7","77","Num"
"Ra Table","R_a0","R_a0 8","102","Num"
"Ra Table","R_a0","R_a0 9","141","Num"
"Ra Table","R_a0","R_a0 10","275","Num"
"Ra Table","R_a0","R_a0 11","574","Num"
"Ra Table","R_a0","R_a0 12","500","Num"
"Ra Table","R_a0","R_a0 13","1465","Num"
"Ra Table","R_a0","R_a0 14","3039","Num"
"Ra Table","R_a0x","R_a0x Flag","ffff","Hex"
"Ra Table","R_a0x","R_a0x 0","56","Num"
"Ra Table","R_a0x","R_a0x 1","60","Num"
"Ra Table","R_a0x","R_a0x 2","74","Num"
"Ra Table","R_a0x","R_a0x 3","98","Num"
"Ra Table","R_a0x","R_a0x 4","60","Num"
"Ra Table","R_a0x","R_a0x 5","71","Num"
"Ra Table","R_a0x","R_a0x 6","68","Num"
"Ra Table","R_a0x","R_a0x 7","77","Num"
"Ra Table","R_a0x","R_a0x 8","102","Num"
"Ra Table","R_a0x","R_a0x 9","141","Num"
"Ra Table","R_a0x","R_a0x 10","275","Num"
"Ra Table","R_a0x","R_a0x 11","574","Num"
"Ra Table","R_a0x","R_a0x 12","500","Num"
"Ra Table","R_a0x","R_a0x 13","1465","Num"
"Ra Table","R_a0x","R_a0x 14","3039","Num"
"Calibration","Data","CC Gain","10.247","mohm"
"Calibration","Data","CC Delta","10.226","mohm"
"Calibration","Data","CC Offset","-1370","num"
"Calibration","Data","Board Offset","19","num"
"Calibration","Data","Int Temp Offset","-3.3","degC"
"Calibration","Data","Ext Temp Offset","-12.7","degC"
"Calibration","Data","Voltage Divider","19405","mVolt"
"Calibration","Current","Deadband","5","mAmp"
"Security","Codes","Sealed to Unsealed","36720414","hex"
"Security","Codes","Unsealed to Full","ffffffff","hex"
"Security","Codes","Authen Key3","01234567","hex"
"Security","Codes","Authen Key2","89abcdef","hex"
"Security","Codes","Authen Key1","fedcba98","hex"
"Security","Codes","Authen Key0","76543210","hex"

Star Xu:

您好,VOK 在某些电压范围内长时间放松可能会清除该位。您的CHEM ID 报告,gg文件和log数据发过来看一下。

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