Search results for: 'dot'

Dot Laser Diode Module Features This module emits a small intense focused beam of visible red light. This module can be used in laser toys, wireless telecommunications, signal equipments, etc.Operating voltage: 5VRequired current for module to be turn on: Less than 40mAOutput power: 5mWLaser wavelength: 650nmWire length: Max 120mm Note Since the required current is less than 40mA and the Arduino pins can supply this current, so this module can be connected directly to Arduino. If it were more ...

Overview In this tutorial, you’ll learn how to use a 8×8 dot matrix LED module with IC MAX7219. At the end, you’ll be able to display any shape or text on one or more Dot matrix easily, fixed or scrolled, using only 4 digital pins of arduino. What You Will Learn What dot matrix LED is How to use Dot matrix LEDs with Arduino Displaying specific shapes on a Dot matrix LED module Casca...