HT16K33 Python

A driver for various HT16K33-based displays

Latest Release: 3.0.2


About HT16K33 Python

This library provides a hardware driver for a variety of displays bases on the Holtek KT16K33 controller chip, including four-digit, seven-segment LEDs, 8x8 and 16x8 monochrome matrix LEDs, and bi-colour 8x8 matrix LEDs.

The HT16K33 Matrix Featherwing library in use

The library comprises a core driver for the HT16K33 and child classes for each of the currently supported display products: just load in the driver for the display your project features.

The library supports both CircuitPython and MicroPython applications running on a variety of MCU-based devices, including members of the the AdaFruit Feather family, Sparkfun Feather devices and the Raspberry Pi Pico.

Driver API Details

Please see the source code repo for details of the general and device-specific driver APIs:

Source Code

You can view HT16K33 Python’s source code at GitHub.

Release Notes

  • 3.0.2 23 November 2020
    • Refactor out some code.
  • 3.0.1 7 November 2020
    • Correct variable name in
  • 3.0.0 6 November 2020
    • Initial public release.

Related Software

The Seal of RassilonThe Seal of Rassilon
Site and software copyright © 2021, Tony Smith