Signal Input/Output
Arduino Library for interfacing the SparkFun VKey Voltage Keypad.
Arduino Library for interfacing the SparkFun VKey Voltage Keypad (https://www.sparkfun.com/products/12080). Gives the user access to a 12 switch keypad using only a few I/O pins.
Maintainer: SparkFun Electronics
This library is compatible with all architectures so you should be able to use it on all the Arduino boards.
To use this library, open the Library Manager in the Arduino IDE and install it from there.