rx-tx

  1. silverflare

    Arduino Nano RX-TX Module Switching

    Hi! I am trying to make my Arduino Nano switch the device where it is currently communicating with (RX-TX) and I want to make it using NPN Transistors (2N3904) to switch from the ESP-01 to HC-06 (Bluetooth). I'm kinda new to this and I made this circuit - for ESP-01 only for now with the same...
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