Part Number: BQ769142 Hi
I have some query about watchdog need your help.
1, The BQ769142 sets the parameters then is completely powered off. At this time, after powering on, will the values become the default values or will they remain the setting…
Part Number: BQ769142 Other Parts Discussed in Thread: EV2400 Our initial design for testing has external header connection for an EV2400 to connect to and read values from the BQ. On powerup we are able to successfully read / configure the BQ. I have…
Hi Max
Thanks for your help.
Do CC Gain and Capacity Gain values need to be converted using IEEE754 to write 4 Byte to BQ769142 through I2C?
https://www.h-schmidt.net/FloatConverter/IEEE754.html
Waiting for your reply.
Thanks
Star
Part Number: BQ769142
Hi,
Need design review of the attached design.
We are thinking of releasing the board out for FAB this weekend, so any help before that will really help.
Here is the schematic:
AUX_BMS-3.pdf
Here is the layout file:
AUX_BMS.…
Part Number: BQ769142 Other Parts Discussed in Thread: BQ76952 , Hi
The customer bought BQ769142, BQ76952 and BQ7695202. They use BQ769142 and BQ7695202 used a logic analyzer to analyze the signal of I2C BUS, and found these two ICs. Always reply NAK,
…
Hi all,
I managed to resolve the issue with our design. The problem was a bit obscure but related to a bug in our BQ769x2 initialisation, As mentioned above, we don't use a sense resistor in our design so just have SRN and SRP shorted together. In firmware…
Part Number: BQ769142 Other Parts Discussed in Thread: BQ76952 , , BQ76940 , BQ76942
I am writing to inquire about the possibility of using an external FET to balance cells in the BQ76952 or BQ769142. I am aware that this is possible with the BQ76940, and…
Part Number: BQ769142 Hi Team,
CFETOFF is configured as an AD input pin for detecting external switching signals. How to read its input state, is it 0 or 1? No temperature collection is used.
Regards,
Annie
Part Number: TIDA-010208 Other Parts Discussed in Thread: BQ76952 , BQ769142 , BQ76942 , BQSTUDIO Hi,
- How can I configure the following AFE (BQ76952, BQ76942, BQ769142) ?
- how can I add a connector in the same PCB (for the BMS) to configure one of the…