Introduction Toggling a 5V SPDT relay with a TTP223 touch sensor to run AC appliances using an Arduino UNO is a process of controlling an AC appliance using an Arduino microcontroller and an SPDT relay. … Read more
relay
Introduction Controlling a 5V SPDT Relay with a TTP223 capacitive touch sensor is a simple and efficient way to operate AC appliances using an Arduino UNO microcontroller. The TTP223 capacitive touch sensor is a small, … Read more
Relay with Touch Control – Arduino Tutorial
Introduction A password-controlled 5V SPDT relay using a 16-key 4×4 membrane switch keypad and an Arduino UNO microcontroller is a powerful and versatile system that can be used for a wide range of applications. This … Read more
Keypad with Relay – Arduino Tutorial
Introduction Interfacing a 5V SPDT relay module with an Arduino UNO microcontroller to control a DC heating element is a process of using the digital output of the Arduino to control the state of a … Read more
Control Heating Element – Arduino Tutorial
Introduction Interfacing a 4-channel relay with an Arduino Uno is a simple and efficient way to control AC/DC appliances. A relay is an electrically operated switch that can be controlled by an Arduino board, allowing … Read more
4-Channel Relay Module – Arduino Tutorial
Introduction Interfacing a 5V SPDT relay module with an Arduino UNO microcontroller is an efficient and versatile solution for controlling AC appliances. The relay module acts as an electronic switch that can be controlled by … Read more
How to use a 5V Relay with Arduino
Introduction In this project, we will be using an Arduino UNO to control a 5V SPDT relay module using an HC-SR501 IR Pyroelectric Infrared PIR Module Motion Sensor, and also post the status of the … Read more
Motion Sensor with Relay – Arduino Tutorial
Introduction An HC-SR04 ultrasonic sensor distance threshold dependent 5V SPDT relay using an Arduino UNO is a system that uses an ultrasonic sensor (HC-SR04) to measure the distance of an object in front of it … Read more
Ultrasonic Sensor with Relay – Arduino Tutorial
Introduction A LDR analog threshold controlled 5V SPDT Relay using an Arduino UNO microcontroller is a system that uses a Light Dependent Resistor (LDR) to sense the ambient light level and a Single Pole Double … Read more
Light Sensor Triggers Relay – Arduino Tutorial
Introduction A 5V SPDT (Single Pole Double Throw) relay-controlled Electromagnetic door lock is an electronic device that allows you to control the locking and unlocking of a door remotely. This system uses an Arduino UNO … Read more
Electromagnetic Lock – Arduino Tutorial
Introduction A potentiometer analog threshold-controlled 5V SPDT relay module is a system that uses a potentiometer as an input device to control the state of a Single Pole Double Throw (SPDT) relay module. The potentiometer … Read more
Potentiometer Triggers Relay – Arduino Tutorial
Introduction A push button toggle SPDT (Single Pole Double Throw) relay module for controlling AC appliances is a design scheme that allows you to control high voltage or high current devices such as lights, motors, … Read more
Button Toggle Relay – Arduino Tutorial
Introduction A push button-controlled 5V SPDT relay using an Arduino Uno microcontroller is a system that uses a mechanical pushbutton to control the state of an SPDT relay, which is connected to the Arduino board. … Read more
Relay control with Button – Arduino Tutorial
Dual Day and Night Switch is a sensor-based project that serves both day and night. IC NE555, an LDR and relay switch makes up the dual night and day switch circuit. Hardware Required S.no Component … Read more
Dual Day & Night Switch
A power failure alarm circuit is a very useful circuit that helps in diagnosing the cut-off or absence of the main power supply during any experimental setup or in some power critical instruments just like … Read more
Power Failure Alarm Circuit
The four-level temperature-controlled switch circuit distinguishes between different temperature levels. After that, the circuit switches ON/OFF the relays according to the temperature detected. The project involves the IC LM324 as its main component and also, … Read more