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TinkerNews #55 Rounds Up ESP32, Raspberry Pi, and DIY Maker Projects

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TinkerNews Issue 55 highlights a collection of hands-on electronics projects for hobbyist makers. Featured builds include an ESP32-S3 rendering N64-style 3D graphics using PSRAM and indexed color, and a Raspberry Pi setup that prints digital messages via a thermal printer using Python. Other projects cover an ESP32-based environmental monitor tracking CO₂ and air quality, a modular motorized fader board integrating with Home Assistant, and an RC car built with ESP32 and ESP8266 that incorporates failsafes and debugging lessons. The roundup also includes guides on the compact ESP32-C3 Super Mini for battery-powered IoT use and a Raspberry Pi system for local, open-source garden automation.

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