ESP32-updating firmware by wireless

[PeteKnight]

I use a free web hosting service to do my HTTP OTA with an ESP8266. This post describes the basics of the system I use:

Sketch over network? (OTA to Arduino Ethernet)

Here’s the info on how to do the OTA on an ESP8266: http://esp8266.github.io/Arduino/versions/2.0.0/doc/ota_updates/ota_updates.html Scroll down to the HTTP Server section. I use a free web hosting account from hostinger.co.uk. In my ESP code I specify the path as follows: http://xxxxxxxxx.com/A0-B0-C0-D0-E0-F0/updater.ino.bin where A0-B0-C0-D0-E0-F0 is the MAC address of the ESP to be updated. That makes it easier to manage multiple devices running different firmware. The only bit that t…

Pete.