arduino uno

Forum discussion tagged with arduino uno.
  1. gamerbrehdy

    [SOLVED] Found an old LCD display, still usable with microcontroller?

    Hi, I recently brought an ancient electrical device home from school for free. It seemed to be some kind of battery charger, and it was busted. Took it apart and salvaged all the transistors ant potentiometers (and I most likely will steal all resistors from the circuitboards like the patient...
  2. E

    Question Stepper motor DRIVER problem

    Hi everyone! I'm trying to use a stepper motor by myself, i have an Arduino UNO as the controller and a setpper motor driver DM556. The stepper motor is the RTelligent 57A3, wich has 3 Nm of torque, and consumes up to 4A of current. I also have a DC variable power supply that can handle up...
  3. D

    Question kuongshun arduino uno r3

    Hi, can anyone give me advice about kuongshun arduino uno r3. Apparently they are giving for free with some prize and need to pay shipping 10$ but is it actually cost effective or can i find for same price something similar. Here is a link https://kuongshun.com/pages/free-arduino-uno-r3
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