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BLE and ePaper display and Coin cell battery
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(docs.electronut.in)
3 points
anujdeshpande
7y ago
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ackfoo
7y ago
>Ensure correct coin cell polarity before inserting it. Papyr does not have reverse polarity protection, and will get damaged if battery is inserted reversed.
Seriously? They couldn't manage to add one diode?
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