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jcalvinowens/ledboard

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14-Inch 6x64 LED display board

3 mentions on Hacker News by 1 person: 0 stories, 3 comments · first 2024-03-18 · latest 2026-05-15

Mentions per year 3 mentions · busiest year 2024 (2)
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  1. …end-to-end example of a piece of hardware with an STM32 running bare metal firmware like this: https://github.com/jcalvinowens/ledboard
    comment by jcalvinowens · 2026-05-15 · in Bare-metal STM32: vector table, linker script, and startup code from scratch
  2. …libraries at all (except the one header defining the register offsets). Here's an example: https://github.com/jcalvinowens/ledboard/blob/master/firmwar... The rp2040 is not set up to easily let you do minimalist stuff like that. And after…
    comment by jcalvinowens · 2024-06-12 · in I like the RP2040
  3. …to roll your own stuff, I absolutely agree stm32 is a better way to go. This is a little example: https://github.com/jcalvinowens/ledboard I will say, I think the generalized PIO engine the rp2040 has is incredible. I hope everybody starts…
    comment by jcalvinowens · 2024-03-18 · in RP2040 Boot Sequence