Receipt printers are lot more fun than you may originally think.

There are plenty of Wi-Fi radios out there that were built over the last two decades or so. However, many older models are now becoming less useful because many internet radio stations are switching ...

Conheça as aulas sobre Raspberry Pi 4 e 5, OpenMediaVault, Docker, VPN, NAS, multimídia e projetos de automação.

这不是 App 做得差，而是根本性认知偏差： OctoPrint 本身不是为移动平台设计的 Web 服务，它的核心——串口通信、G-code 解析、温度闭环控制——全部依赖 Linux 系统级资源和 Python 生态，而 Android 的 SELinux 策略、无 root 串口访问限制、Java/Kotlin 运行时与 CPython 的隔离，让“移植”变成一场从协议栈重写的攻坚战。

但这几年情况变了。如果你现在还拿这句话当选型铁律，很可能会做出一个既费钱又费力的决定。原因不复杂： 两边的边界正在快速模糊 。树莓派这边，RP2040微控制器芯片出来了，Pico系列根本不需要跑Linux，上电就能跑裸机代码，一个几块钱的芯片就能做实时控制；Arduino这边，Portenta系列、Nicla ...