But if you’re looking for a more traditional display and have a more recent vintage car, this sweeping LED tachometer might suit you more.

Components Aftermarket tachometer Arduino - 1 pcs TIP-120 Darlington Transistor - 1 pcs 2.2Kohm resistor - 1 pcs Wires 12V diode (~1W) - 1 pcs 12V Power supply - 1 pcs - My own tach consumption was ...

Posted in Transportation Hacks Tagged arduino, led, speedometer, tachometer ← Reverse Engineering A Futaba SBUS Remote Control The Best LED Cube Build We’ve Seen → ...

Recently, we published an entry-level Arduino project with a single seven-segment LED display. Although it’s an amazing DIY project, we noted that most of the readers are looking for more advanced ...

8x8 LED Matrix modules are now widely available, and fortunately they are easy to use with our favorite Arduino microcontroller. 8x8 LED Matrix module ...

Troubleshooting Make sure you have configured the sketch Using a multimeter : Measure your power source, you should read 12v, if not change your power source Measure the arduino output signal, you ...