We have a collection of almost 500+ Arduino projects with Code, Circuit Diagram, and detailed explanations completely free for everyone to build and learn on their own. The IR sensor has a 3-pin ...

The microcontroller-based concept was chosen because I wanted to scale the sensor system later to suit other applications. Here is the diagram of my Arduino infrared close proximity ... the D13 signal ...

A simple breadboard based circuit diagram ... define SENSOR_1_PIN 2 // Pin for first IR sensor (INT0) #define SENSOR_2_PIN 3 // Pin for second IR sensor (INT1) This line defines “SENSOR_1_PIN” as pin ...

pin 13 will turn off. The circuit diagram for home automation is shown in Fig. 5. It is built around Arduino Pro Mini (Board2), IR sensor TSOP1738, NPN transistor BC547 (T1), 5V, single-changeover ...

Fig 1: Author’s prototype for Automatic Washroom Light Using IR Sensors The circuit diagram ... Each sensor has three pins, namely, Vcc, Vout, and GND. The Vcc pin is to be provided with 5V DC supply, ...

Title: Uploading Distance Data from an IR Sharp Sensor ... Distance Sensor: Begin by connecting the Sharp sensor to the Arduino board. Ensure the appropriate voltage and ground connections are made, ...

Output via Bluetooth Serial. The hardware setup expected by this sketch is an ESP32 dev module loaded with the arduino core. This has an Infrared Sensor module attached, with the output connected to ...