ZHAW Luma Matrix Shield

Overview

The ZHAW Luma Matrix Shield is a 8x8 grid of WS2812B RGB LEDs, which Adafruit refers to as “neopixels”. There is a joystick and a switch on the backside. The shield is designed to be compatible with any board that supports the Pico header and has the PIO block pio0 available.

Pin Assignments

Shield Connector Pin	Function
J9_4	Joystick left
J9_5	Joystick up
J9_9	Joystick down
J9_11	Joystick center
J9_12	Dip-Switch
J8_16	WS2812B driver pin

Requirements

The shield can be used with any board that is compatible with the Pico header and has the PIO block pio0 available.

Programming

LED Strip Sample

Set --shield zhaw_lumamatrix when you invoke west build. For example:

# From the root of the zephyr repository
west build -b rpi_pico --shield zhaw_lumamatrix samples/drivers/led/led_strip