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4x4 Matrix Keypad Interfacing with 8051 Microcontroller 4x4 Matrix Keypad Interfacing with 8051 Microcontroller

Keypad interfacing with 8051 microcontroller represents one of the fundamental skills for embedded systems developers. Matrix…

Distance Measurement using Arduino & Ultrasonic Sensor Distance Measurement using Ultrasonic Sensor and Arduino

Ultrasonic sensors are great tools to measure distance and detect objects without any actual contact with the physical…

LED Interfacing with 8051 Microcontroller (AT89S52) LED Interfacing with 8051 Microcontroller

LED interfacing is the first thing one would try to do while getting started with any microcontroller. So here in this…

Fire Alarm Circuit using Thermistor Fire Alarm Circuit using Thermistor

Fire alarms are a prime necessity in modern buildings and architecture, especially in banks, data centres, and gas stations.…

Simple Metal Detector Project using 555 Timer IC Simple Metal Detector Circuit

You can find a metal detector at airports, theaters and various other public places. They are used for the safety of…