#nodemcu

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  1. Oliver Taylor

    Beyond the Breadboard: Troubleshooting startup glitches on a custom PCB

    Hi everyone! I’ve been working on a microcontroller-based project that was rock solid on a breadboard,, but I’ve hit a bit of a mystery after moving the design to a custom PCB. While the jumper-wire prototype felt very stable, the PCB version is behaving unpredictably—specifically during...
  2. akku_p

    MCU with onboard Bluetooth

    Hello all, Caution, I am a newbie to MCUs. I am looking for a low cost MCU board with Bluetooth for communication with mobile app. I have purchased NodeMCU which comes with onboard WiFi. However, I would like to talk to MCU via Bluetooth directly. If I use NodeMCU or ArduinoNano, I would have...
  3. A

    Why can't I find D3 on this nodemcu V.3? And what pins can I replace it?

    It is supposed to connect to arduino D5
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