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[Solved] How can I read EEPROM BQ20Z45

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deviceservice
(@deviceservice-ge)
Eminent Member Customer

no i calibrated everything was ok.
i just changed banks
fuse working

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Topic starter Posted : 22/02/2021 10:07 am
deviceservice
(@deviceservice-ge)
Eminent Member Customer

I do the same procedure and does not reset

 

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Topic starter Posted : 22/02/2021 10:08 am
deviceservice
(@deviceservice-ge)
Eminent Member Customer

Temperature = 127,25 C
Voltage = 15723 mV
Current = 0 mA
MaxError = 116 %
RelativeStateOfCharge = 0 %
RemainingCapacity = 0 mAh
FullChargeCapacity = 2950 mAh
ChargingCurrent = 0 mA
ChargingVoltage = 0 mV
BatteryStatus = 5AD0
CycleCount = 1
Cell Voltage1 = 3974 mV
Cell Voltage2 = 3918 mV
Cell Voltage3 = 3969 mV
Cell Voltage4 = 3862 mV

14:08:56
Detected chip = BQ20Z45

14:08:56
This chip is supported

14:09:02
Chip Information:
OperationStatus = Sealed
PFStatus = 0009

there is such a mistake:(

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Topic starter Posted : 22/02/2021 10:09 am
deviceservice
(@deviceservice-ge)
Eminent Member Customer

foto

 34343
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Topic starter Posted : 22/02/2021 10:21 am
Nicusor
(@azzido)
Member Admin

@deviceservice-ge

Look at the temperature:

Temperature = 127,25 C

 

Check the temperature sensor.

NLBA Laptop Battery Analyzer with Chip Reset & Repair Option

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Posted : 22/02/2021 10:25 am
deviceservice
(@deviceservice-ge)
Eminent Member Customer

Yes, I also noticed right now, I'll change it

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Topic starter Posted : 22/02/2021 12:23 pm
deviceservice
(@deviceservice-ge)
Eminent Member Customer

I decided to shoot a video as it would be difficult to explain

This post was modified 5 months ago by deviceservice
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Topic starter Posted : 24/04/2021 7:57 am
Nicusor
(@azzido)
Member Admin

@deviceservice-ge

Your attached video cannot be extracted.

 

NLBA Laptop Battery Analyzer with Chip Reset & Repair Option

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Posted : 24/04/2021 10:05 am
deviceservice
(@deviceservice-ge)
Eminent Member Customer

how do i send a video?

28MB

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Topic starter Posted : 24/04/2021 10:09 am
deviceservice
(@deviceservice-ge)
Eminent Member Customer

maybe this will make it clear what's the matter?

 Untitled
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Topic starter Posted : 24/04/2021 10:10 am
deviceservice
(@deviceservice-ge)
Eminent Member Customer

I reduced the file size

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Topic starter Posted : 24/04/2021 10:26 am
Nicusor
(@azzido)
Member Admin

@deviceservice-ge

You had to open a new topic since your issue is not related to BQ20Z45 at all.

I see no problems with the picture you attached.

NLBA Laptop Battery Analyzer with Chip Reset & Repair Option

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Posted : 24/04/2021 4:38 pm
Nicusor
(@azzido)
Member Admin
Posted by: @deviceservice-ge

I reduced the file size

In Help menu (NLBA Sofware) you will find my contact details, install Anydesk, prepare a battery and contact me to see remotely.

NLBA Laptop Battery Analyzer with Chip Reset & Repair Option

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Posted : 24/04/2021 4:39 pm
deviceservice
(@deviceservice-ge)
Eminent Member Customer

hi i need help i cant reset apple a1495 battery 

 Untitled 1
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Topic starter Posted : 23/07/2021 2:15 pm
torture
(@torture)
Member Moderator

@deviceservice-ge 

Please run these commands to identify BQ20Z451 version and paste the results here.

 

WriteWord 0x0001 to register 0x00

ReadWord from register 0x00

WriteWord 0x0002 to register 0x00

ReadWord from register 0x00  

 

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Posted : 23/07/2021 2:31 pm
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