What do you need to build an Arduino Speed Sensor. Building an Arduino speed detector using IR technology to measure the speed of a moving object is much more cost-effective, and it is also very ...

Connect the Hardware: Assemble the circuit according to the provided circuit diagram. Upload the Code: Upload the transmitter code to one Arduino Nano and the receiver code to another Arduino Nano.

Smart Blind Stick using Arduino Circuit Diagram. The below circuit diagram shows the complete hardware wiring setup of the Arduino-based Smart Walking Stick for the Blind people, detailing how the ...

IR Sensor Integration: Interface the Arduino Nano with five IR sensors to detect the presence of black lines and provide feedback for motor control. Integration with ESP32: Establish communication ...

Arduino based Fire Alarm – Circuit and Working Fig. 2 presents the circuit diagram for the fire alarm using a flame sensor and Arduino Nano. The system is powered by a step-down transformer (X1), a ...