Florian Homilius

Hi There! I tired your suggestion and it throws exactly the same behavior. I checked that the Module works, by connecting it over USB to my Windows PC and there...

I went through all listest endpoint combinations and had a slightly different report on 0x84/0x03 and 0x86/0x04: But still no working connetion... I (13470) USB_HCDC: Device Connected E (13971) esp-modem-dte:...

Okay, I tried it again. and prints Verbose: ...... iInterface 0 *** Endpoint descriptor *** bLength 7 bDescriptorType 5 bEndpointAddress 0x8b EP 11 IN bmAttributes 0x3 INT wMaxPacketSize 8 bInterval...

Okay I tried more things. Still no luck, but maybe more clues? I am running the usb_cdc_basic examle from esp-iot-solution I attached three diffrent devices: SIM7600E, ESP32-C3 Devkit (CP2102**N**), ESP32-Wroom...

> Hi Florian, Do you have any other 4G Cat.1 modules that we have already adapted? You can try the other ones. We will try to find a SIM7600E for...

I tried the -> ...\esp-idf\examples\peripherals\usb\host\cdc\cdc_acm_bg96 Example and there it works! 

I also got hold of a BG95-M3. Same behavior there. The cdc_acm_bg96 example works, but the esp-gateway can not get the AT communication working.