Evolving RP2040 Train-Signage — Bringing SSL to WIZnet Ethernet on Raspberry Pi Pico
Custom CircuitPython firmware adds SSL to Pico/Pico 2 + WIZnet W5500, letting a long-running train-signage project fetch Tokyu line data over HTTPS.
0
Components
Hardware components
WIZnet - W5500
x 1
Raspberry Pi - Raspberry Pi Pico
x 1
Adafruit - Circuitpython
x 1
custom build CIRCUITPY_SSL = 1; optional modules trimmed for 2 MB Pico
Project description
Project Author – Akihiro “akkiesoft” Suzuki (Japan) Maker / open-source evangelist · regular exhibitor at OSC Tokyo, Maker Faire Tokyo, Raspberry JAM Tokyo · frequent contributor to MagPi Monday What he built – in one sentence A self-made, always-on train-signage system that pulls live Tokyu Den-en-Toshi-Line data over WIZnet Ethernet and renders it on either a pocket-size TFT or a full-size HDMI screen—now fully HTTPS-capable thanks to a custom CircuitPython build. Evolution of the project Year Milestone WIZnet Part RP2040 Board Note 2021 Breadboard proof-of-concept; pulls Tokyu API via…
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