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Adventures in deep sleep with ESP8266 and a temperature sensor – Tomas McGuinness
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Power Supply for NodeMCU with Battery Charger & Booster
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Any clever way to provide 3.3V with good current output from a 9V battery? - Electrical Engineering Stack Exchange
Ultra-noob, trying to get this [ https://pastebin.com/uRMyh5DL ] to work with my NodeMCU, motor simply vibrates on the spot and does not rotate the shaft - what am I missing? Thanks in
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Power Supply for NodeMCU with Battery Charger & Booster
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