Part Number: BQ34Z100-DEVICE-FW Other Parts Discussed in Thread: BQSTUDIO Hi,
Can you please provide the commands for updating the BQ firmware upgrade?
The document slua801.pdf and reference manual says commands are related to upgrading the data flash…
Hi Jeff,
Please refer to the following document, the time difference between the two documents is less than 1 minute.
20240313OK2.txt
bq reg_0x0 = 0x12
bq reg_0x1 = 0x3
bq reg_0x2 = 0x48
bq reg_0x3 = 0x0
bq reg_0x4 = 0x78
bq reg_0x5…
Hi Corry,
From the PD logs, it looks the connection is hard resetting when PD does not see the 20V at PPHV that was negotiated. This is likely due to a configuration issue with the BQ part.
Can you confirm whether you are using BQ25790 or BQ25792? Please…
Part Number: BQ79612-Q1 Hello,
During the debugging of our BQ79612 stack host, warm resets will routinely generate an accidental HW_RESET ping as a result of the default pull direction of the host's UART TX line. The following events will take place in…
Hi, Luis,
Thanks for your valuable answers! The problem was solved in one of my high-side board, in which current sensing in low-side. Now BQ in this high-side board can acknowledge I2C, settings can be written to BQ's registers!
However, if current…
Hi Nick,
The BQ Evaluation software does not allow greater voltage than 5500 mV. Maybe that is some error in the software.
Output from BQ Evaluation Software when trying to set the AFE Shutdown Voltage to 13000 mV:
According to chapter C.8.1.6 the max…
Hi Md Munir Hasan Below is a diagram of the assembly. The sense resistor is in a separate assembly from the BQ, the "Charger Arm Assembly". This assembly physically moves (with motors) to attach and detach to and from the "Client Device". We identified…
Hi Richard,
Can you share the GUI and json file you are using?
Could you also share a schematic or block diagram showing the I2C connections between the PD, BQ, and any other parts in the system connected over I2C?
If you are using the GUI with one of…
Hi Luis,
Thank you for the support and quick reply. Now short circuit is happening properly but now the current problem is after power on the BQ and BQ reset by hardware an initial interrupt is coming on ALERT Pin for about 85us and gone. How to resolve…