Flashing custom Firmware to a Sonoff TH10/16

This is a tutorial about how to flash custom firmware onto the ESP8266 in the Sonoff Wireless Smart Switch. The Sonoff is a low cost mains relay with a fully customisable ESP8266 inside. Great for home automation hacking! Parts list Sonoff TH10 or TH16 A USB to TTL dongle CH340G (FT232RL or PL2303 based will also do), to flash the new firmware. A 3.3V breadboard power supply (only required for testing, safer than using mains! [Read More]