IoT

Driving a Servo on a Raspberry Pi Zero W from Anywhere: Headless Setup, Hardware PWM, and Publishing with WireCanal

Connecting a servo to a 2017 Raspberry Pi Zero W, setting it up headless from a Windows PC alone, and moving it over the internet with one curl command. Software PWM jitter is fixed with hardware PWM, switchable via an HTTP API, and published on WireCanal's free plan with no open ports.

WireCanal

Using a Luckfox Pico M from Anywhere: Putting a Public URL on a $25, 64 MB Linux Board with WireCanal

How we made a ¥3,750 (~$25) Linux board — the Luckfox Pico M (RV1103, 64 MB, USB-C only) — reachable from the internet without adding an inbound port for web publishing: SD imaging, RNDIS networking, WireCanal's free plan, a browser-controlled LED, and 33-second reboot recovery, all measured.