I accidentally typed AT#USBCFG=5 and cannot access the modem/HAT anymore through the serial USB ports. Is there a way to recover from this? I have an rp4 and Raspberry Pi 3G/4G&LTE Base HAT and a Telit LE910C1-EU. I tried to debug an issue where I do not connect with a fixed IP address APN (open.v…

I was able to recover and access the modem by hooking the hat up to a windows machine (parallels). And installed the Telit windows drivers and at the Telit AT Controller. Trying all serial ports, one responded and I was able to set the USB config to 4 again. AT#USBCFG=4 Thanks!

Hi Brendan, Could you please provide the output of the following command? uname -a lsusb -t sudo cat /sys/kernel/debug/usb/devices

Thanks for the quick reply. pi@raspberrypi:~ $ uname -a Linux raspberrypi 5.4.79-v7l+ #1373 SMP Mon Nov 23 13:27:40 GMT 2020 armv7l GNU/Linux pi@raspberrypi:~ $ lsusb Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 005: ID 413c:2003 Dell Computer Corp. Keyboard Bus 00…

I am in a very similar situation, but I accidentally typed AT#USBCFG=3. I have a Windows 10 laptop and installed the telit AT controller, but the installer couldn’t start the qcmtusvc Windows service during the installation of the WHQL drivers so the install fails. I’ve tried a couple different way…

I did the same thing. @ensar fixed it here: [image] Error installing Telit LE910x using ECM Telit LE910C1/C4 LTE Module I was following the steps listed here: https://docs.sixfab.com/page/internet-connection-with-twilio-super-sim-telit-le910x-and-sixfab-base-hat-using-ecm …

Accidentally typed AT#USBCFG=5

Raspberry Pi Base HATs 3G/4G&LTE Base HAT

alhamdliyesua December 16, 2021, 3:40pm 6

I did the same thing. @ensar fixed it here: