Build a flashy dice roller with NeoPixels

Les Pounder is learning to multitask but we think he misunderstood the instructions.

The Raspberry Pi Pico is powered by a dual-core ARM CPU, and in this tutorial we will learn how to run two threads of MicroPython code independent of each other. The code in core 0 will wait for a user to press a button, and when they do, the code will choose a random number to emulate a D20 die roll. If the user is unsure what to do, a simple instruction will scroll across a seven-segment display, a TM1637 connected to the Raspberry Pi Pico using I2C. The second core will run a light show, designed to entice the user to try our project. The light show is powered by a stick of WS2812B RGB LEDs, commonly known by the Adafruit brand of NeoPixels. These RGB LEDs require perfect…

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APC (Digital) - 1 Issue, November 2023

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