The PixelPi WS281x Controller Board for the Raspberry Pi

The PixelPi Library is intended to be used with the PixelPi PCB from Hut 8 Designs.

The PixelPi is a HAT-like add on board from Hut 8 Designs for the Raspberry Pi computer (40-pin versions) and enables you to control up to four (4) WS281x type RGB LED strips or matrices independently with one Raspberry Pi.

The PixelPi in action!

• 1. Building the PixelPi Board
  • 1.1. Components
  • 1.2. Soldering Order
• 2. Installing the Python Library
  • 2.1. config.txt
  • 2.2. Disable Sound in the Kernel
  • 2.3. Using strip4
  • 2.4. Reboot
  • 2.5. Installing the PixelPi Library
• 3. Identifying LED Types
  • 3.1. Connecting the LEDs to the PixelPi board
  • 3.2. Strings and Matrices
  • 3.3. Finding LED Types
• 4. Example Code
  • 4.1. Rainbow
  • 4.2. Shifting LEDs
  • 4.3. Mirroring in an Axis
  • 4.4. Displaying an Image
• 5. Using the PixelPi Python Library
  • 5.1. Creating a Strip Object
  • 5.2. Setting LED Colours and Brightness
  • 5.3. Manipulating LED Colours
  • 5.4. Updating LEDs

Indices and tables

• Index
• Module Index
• Search Page