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: List[DigitalInOut], col_pins: List[DigitalInOut], keys: List[List])¶
Driver for passive matrix keypads - any size