adafruit_matrixkeypad

CircuitPython library for matrix keypads

• Author(s): ladyada

Implementation Notes

Hardware:

• Flexible 3x4 Matrix Keypad <https://www.adafruit.com/product/419>
• Phone-style 3x4 Matrix Keypad <https://www.adafruit.com/product/1824>

Software and Dependencies:

• Adafruit CircuitPython firmware for the supported boards: https://github.com/adafruit/circuitpython/releases

class adafruit_matrixkeypad.Matrix_Keypad(row_pins, col_pins, keys)

Driver for passive matrix keypads - any size

pressed_keys

An array containing all detected keys that are pressed from the initalized list-of-lists passed in during creation