The project requires an Arduino Uno, an L293D motor driver, IR sensor modules, a battery, BO motors, and a hobby robot chassis. The circuit integrates sensors, motor driver, motors, and Arduino, with ...

Arduino Speed Detector Circuit Diagram. A simple breadboard based circuit diagram is shown below to help you with making the connections. As you can see the circuit is very simple and only consists of ...

The circuit diagram of the thermometer is shown in Fig. 2. The thermometer is built around an Arduino board (BOARD1), a temperature sensor LM35 (IC1), a 16×2 LCD (LCD1), and a few other components.