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EV2300 Connection Issues

Hi,

I'm working with the bq27500 gas gauge and am trying to use the EV2300 to interface with it.  At first we had some driver issues, but eventually got it working with a VM with WinXP.  For a while we could communicate with the gas gauge but all of a sudden it stopped working and is not able to connect anymore.  It fails to auto-detect the gas gauge anymore and cannot communicate.  I sniffed the I2C line and there's nothing coming out of the EV2300, so I assume the issue lies in the EV2300 itself?  

Sounds like it is a driver issue, but after reinstalling all the drivers it still doesn't work, plus it doesn't explain how we were able to connect the first time.

The other possibility seems to be that the EV2300 is no longer working properly.  The LEDs on the board are all working though, meaning it's powered so I'm not sure this is it.

Has anyone run into a issue like this before?

Also, I've read that the EV2400 is backward compatible.  Will it work for the bq27500?  If so, why is the EV2300 still suggested to be used with the bq27500?


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