The Smart Timer Relay Controller is an Arduino-based project designed to automate the control of an LED (or other electronic devices) based on specific hours of the day. By utilizing a Real-Time Clock ...

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Here, we are using a 4 relay module because we will only control four appliances. If you want to automate a different number of appliances, you can use a different relay module. There are many relay ...

DS1307 Module Parts The DS1307 RTC module includes all onboard components necessary for the proper operation of a DS3107 chip. Furthermore, it has a holder for a 20mm 3V lithium coin battery. Any ...

This article will explore the workings of a relay module and provide a detailed guide on how to interface a single channel relay module with an Arduino.

Liquid Mosquito Repellents Timer – Circuit and Working The circuit diagram of the smart timer for liquid mosquito repellents is shown in Fig. 2. It is built around the Arduino Uno board (MOD1), RTC ...

Here is the circuit diagram of a compact RTC module, based on the popular RTC IC DS1307, for your everyday microcontroller projects. The DS1307 serial real-time clock (RTC) is a lowpower, full ...

Circuit and working Fig. 1 shows block diagram of the school bell that gives out a loud corona alert message. It comprises an Arduino Uno board, DS1307 real-time clock RTC module, TDA2030A 18W audio ...