okay guys, I found the issue. It was on this Silicon Labs CP xxxx USB-UART Bridge. The evil QFN package was faulty or badly soldered, there is a reason why I don't like them hehe.

Thanks a lot the input.

greetings from Physalis Labs Berlin ^_^

currently when I am pushing and holding the EN Button, or Boot Option button, there is no message showing up in Terminal on my PC. Just tried to program the ESP32 as you mentioned, pressing and holding Boot Option, then pressing the EN and then releasing the EN, then releasing the Boot Option, but i...

Hello, We have a ESP32 WRover-B soldered on our PCB, and while trying to program it via Arduino IDE, it throws the error message " Failed to connect to ESP32: Timed out waiting for packet header". So far, I have tried the following steps: - Checked the power supply on EPS32 Vcc and GND. There is sol...

Hello everyone,

I just registered here, and I cannot find a place where I can start a new post.... can someone please assist me. Where I can start a new topic on ESP Wroverb MCU=?

Dave