BIST

@llbster Also try to run the command above as sudo

One thing that got me was that if the Inverter is in deep standby mode it doesn't respond or sometimes sends incomplete data. May be ensure that iits fully running...

I suspect I have found an answer after some digging around. T-Beam-S3Core comes with two versions of GPS - Ublox chip or Quetel-chip L76K. I have the second one. L76K...

Hi , did that get resolved? I am also flashing Supreme ESP32 S3 in Service mode , using Espresif Flash Download tool. I tried with 2 step approach. After restarting...