examples

Unicorn HAT Examples

By virture of the Unicorn HAT being a HAT(!), and hence using the Raspberry Pi's GPIO pins, all of these examples must be run with sudo, for example

sudo ./clock.py

or

sudo python clock.py    

clock.py

Uses graphics.py and shows how you can, but probably shouldn't, display an analogue clock on Unicorn HAT!

demo.py

Multi-effect demo; twisty swirly goodness, roto-zooming checker board, weeee waaaah, rainbow search spotlights and zoom tunnel

matrix.py

Knock, knock, Neo.

rainbow.py

Demonstrates the use of colorsys to animate through colour hues.

rainbow_blinky.py

Blinks a rainbow spot light on and off. Change fwhm to make the spot more/less focused (smaller numbers = more focused/larger numbers = less focused).

random_blinky.py

Blinks random yellow-orange-red LEDs.

random_sparkles.py

Random multi-coloured sparkles.

unicornpaint/paint.py

Use your web browser to pixel paint onto Unicorn HAT.

Requirements:

sudo pip install flask

show_png.py

Shows how you can open and display a PNG image file, great for sprite animations.

Requirements:

sudo pip install pillow

simple.py

Sets each pixel in turn and updates the display.