The I/O library is a library for controlling LEDs, sounds, backlights, and NFC readers.

The following is an overview of the I/O library.

LED display

The product is equipped with three-color LEDs of green, red, and blue as standard.
Depending on the combination of LEDs of each color, "green only", "red only", "blue only", and "green and red at the same time" can be lit / blinked.

Sound

You can set the length, volume, and range of the sound to make a beep.

Last updated: 2020/10/21