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    External 1S LIPO on M5Core2 BUS PIN1 and PIN30?

    Core 2
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    • S
      skyflyer
      last edited by

      I want to extend the battery life of the M5 Core2 unit (communicating through WiFi every 5 seconds, and that takes a lot of power unfortunately).

      I tried to find information about it, and want to confirm that it is OK to connect the external Lipo battery to pins 1 and 30 on the "BUS expansion port"? And that the battery will be charged when connected to the external USB power? And I don't need to remove the internal 500mAh battery, since they would be connected in parallel anyhow?

      Since I need the IMU as well, I guess I'll sandwich the existing Core2_Ext and put a simple header in between, unless someone has a better suggestions (I don't have the small JST connectors that I could use to replace).

      I did ask the https://chat.m5stack.com/ and it basically agrees if with me, but I'd like to confirm this with fellow human beings to be sure :)

      Additionally, are those correct locations (as depicted in the picture)?

      M5-Stack-Core2-Board.jpg

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