How to make Arduino LED Tester + Resistor Calculator

Useful tool for testing, and determining characteristics of LEDs, as well as a calculator for calculating the series resistor depending on the connected voltage.

Nov 24, 2023

3844 views

2 respects

GPL3+

Components and supplies

3

Push Button

1

16x2 LCD display with I²C interface

1

Arduino Nano

1

Capacitor 470 µF

Tools and machines

1

Soldering kit

Apps and platforms

1

Arduino IDE

Project description

Code

code

cpp

...

Downloadable files

Schematic

...

Schematic.jpg

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