Blynk.Air OTA minimal code

[PeteKnight]

I’ve posted a solution to the W5500 + ESP32 OTA issue here…

BLYNK 2.0 OTA with ESP32 and Ethernet module W5500

Okay, I had a look in my “bits and pieces box” and came across one of these W5500 Ethernet boards [image] My first attempts at getting this to work with Blynk.Air were unsuccessful, and I realised it was because the ESP32 HTTPClinet library only has support for WiFi connections, and the Ethernet library only had support for LAN8720 and TLK110 chips and not W5500. A bit of research revealed that the ETH library that ships with the ESP32 core version 3.x has support for the W5500 chip, and I’…

Pete.