This example demonstrates the use of pinMode(INPUT_PULLUP). It reads a digital input on pin 2 and prints the results to the serial monitor. /* Input Pull-up Serial This example demonstrates the use of ...

// (2) Control over 4 - 6 digital input pins (internal pullups enabled) // (3) Control over encoder (internal pullups enabled) case _LCDML_CONTROL_serial_enter: LCDML ...

At The Conversation, we take table tennis very seriously. After setting up a new ping pong table, and wanting to learn how to use an Arduino, I had a bit of time to build a scoreboard. An Arduino is a ...