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Post by joshw on Nov 22, 2022 0:56:09 GMT
Hello. You've already answered this question once for me a couple of years ago, but it was on the old forum so I can't go back and look at your answer. Sorry to have to ask again.
The situation is that my sim7000 is sharing a large 6Ah lipo pack with another device, and the other device already has a BMS circuit with LiPo charging built-in. How can I disable the charging circuit on the Sim7000? I believe you instructed me to cut a trace somewhere on the board, but it's been too long and I can't remember.
Thanks again!
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Post by Botletics on Nov 22, 2022 1:28:15 GMT
Hello! No worries at all! You can just use a razor to cut the trace marked in red as shown in the attached pic.
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Post by joshw on Nov 22, 2022 2:01:01 GMT
Awesome, as always thank you for the quick support!
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Post by sammyj2 on Jan 8, 2023 19:41:43 GMT
Hey, how are you powering them off one battery? Are you using 3.3v logic? Is there a way to do this with an arduino on 5v without blowing something up??
Thanks
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Post by Botletics on Jan 9, 2023 1:25:01 GMT
Check out this post if you're wondering how to power the whole thing on a single battery.
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