Articles by Michalis

[tutorial] How to use the L298 Motor Driver Module

Introduction This dual bidirectional motor driver is based on the very popular L298 Dual …

[tutorial] How to use the L293D Motor Driver IC

Introduction The L293D is a 16-pin Motor Driver IC which can control a set …

[tutorial] How to use a Seven Segment Display

Introduction A Seven Segment Display, is a form of electronic display device for displaying …

[tutorial] How to use the HC-SR04 Ultrasonic Sensor

Introduction The HC-SR04 ultrasonic sensor uses sonar to determine distance to an object like …

[tutorial] How to drive a DC Motor with Transistor

Introduction To drive a DC motor you need a larger amount of current than …

[tutorial] How to use a Keypad

Introduction A keypad is a set of buttons arranged in a block or "pad …