Connect GND pin of the sensor to GND pin, Vcc pin to 5V pin, and O/P pin to digital pin 2 of Arduino Leonardo, respectively, as shown in Fig. 3. Fig. 3: Circuit diagram of the smart slide pointer ...

Sounds Each main Arduino (Fuel/Temp / Tacho / Speedo) outputs a warning signal and/or Oil Pressure warning signal. These are actioned by a Leonardo Tiny and small amplifier. These releives the main ...