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MicroPython Text Scroller and Memory Optimizations with Tony D! @micropython

2,846 views · Published 9 November 2016 · 59:21 · Indexed 26 October 2026

Channel: Adafruit Industries · 2016 · Science & Technology

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Live stream to http://twitch.tv/adafruit showing a MicroPython text scroller demo and how to investigate and overcome memory usage issues.

Links mentioned in the guide:
- Adafruit GFX Arduino graphics drawing library (has the 5x8 font data): https://github.com/adafruit/Adafruit-GFX-Library
- Gist with text scroller and font rendering code as shown in this stream: https://gist.github.com/tdicola/229b3eeddc12d58fb0bc724a9062aa05
- MicroPython frozen module guide: https://learn.adafruit.com/micropython-basics-loading-modules
- Charlieplex FeatherWing guide: https://learn.adafruit.com/micropython-hardware-charlieplex-led-matrix
- LED Matrix FeatherWing guide: https://learn.adafruit.com/micropython-hardware-led-backpacks-and-featherwings
- All MicroPython guides: https://learn.adafruit.com/category/micropython

Acknowledgments:
- Music: bartlebeats
- Intro shuttle footage: NASA
- Intro fonts: Typodermic
- Intro inspiration: Mr. Wizards's World
- Matrix background: cool-retro-term & cmatrix

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