Tim Boldt
`LwIP` is a bit of PITA, but it supports three different levels of abstraction - the lowest being a threadless callback model. I'd also suggest looking at what Earle Philhower...
To add to this, I have an Adafruit Feather ESP32 V2 (ESP32 Pico Mini 02). - esptool works flawlessly - espflash 3.0.0 **fails** almost every single time (about 95% failure...
Okay, let me take a deeper look at it this weekend, and I'll see if I can find the exact inputs that reproduce the problem.