TRMNL 是一款基于 ESP32-C3 RISC-V WiFi 和蓝牙 SoC 的7.5寸无线黑白电子纸显示器，采用可定制化设计，允许用户拆卸设备、修改（开源）固件和获取API 密钥。 默认的 1,800 mAh 电池一次充电足够使用 3 个月以上，但该公司还提供 2,500 mAh 电池的选项，可以使用 6 个月以上。

Wouldn’t it be great if you could keep all of your small Internet-connected hacks up to date with a single codebase? A couple of weeks ago, we wrote up a project that automagically pulls down OTA ...

Mini BART-style station display shows real-time train arrivals at home. ESP32 + Node.js middleware parses BART GTFS feed and ...

Over the past decade or so, smartphones have exploded in popularity and seamlessly integrated themselves into nearly every aspect of most people’s lives. Although that comes with a few downsides as ...

Over on the ESP32 subreddit, Redditor Wide_Illustrator7493 took to the stage to show off their Pomodoro timer. It's a cute little piece that automates setting the alternating timers, and the entire ...