Can you manually force the C3 into download mode (pull GPIO9 low and reset the chip), see if it detects it then?


It does work then !

[35265.501975] usb 3-2.3: USB disconnect, device number 39
[35265.799982] usb 3-2.3: new full-speed USB device number 40 using xhci_hcd
[35265.883932] usb 3-2 ...

That is not the USB-serial-JTAG device. The USB-serial-JTAG device plugin looks something like this:


[240881.602296] usb 3-1.4: new full-speed USB device number 65 using xhci_hcd
[240881.625327] usb 3-1.4: New USB device found, idVendor=303a, idProduct=1001, bcdDevice= 1.01
[240881.625336] usb 3 ...

Very clear answer, thank you very much !

Hello,

I've tested ESP32-C3-MINI-1 module thanks to ESP32-C3-DevKit-1.
Very satisfied, I plan to use ESP32-C3-MINI-1 module on my futures PCB projects.

When my PCB manufacturer will source some ESP32-C3-MINI-1 module, is there a firmware pre-programmed ?
Does that default firmware/bootloader ...

Hello !

I use ESP32-C3-DevKitM-1.

I flash without issue using the embedded CP2102 :

/home/petermike/.arduino15/packages/esp32/tools/riscv32-esp-elf-gcc/gcc8_4_0-esp-2021r2-patch3/bin/riscv32-esp-elf-size -A /tmp/arduino_build_61120/Blink.ino.elf
Sketch uses 217074 bytes (16%) of program ...