What is MQTT Relay Module Timer? This is a simple program that responds to MQTT requests by adding more seconds to a countdown timer. In its concept, it's just replacing a mechanical countdown timer ...

This module contains functions for accessing the hardware timers, and include delays in your programs. The functions of this module are organized in the following categories: The delay functions ...

This type of infrared proximity circuit is widely used as an electric switch where physical contact is not desired for hygiene purpose. For example, we commonly see use of infrared proximity sensors ...

This triac control module is a project for everyone interested in power electronics. It also gives you an opportunity to learn a bit about hardware-level programming. We describe all the wonderful ...