Hi! I have same you problem. but now I can use ttyUSB0 in arduino normaly. slove:
1. run cmd. lsusb (cmd)$ sudo lsusb Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 004: ID 8087:0a2a Intel Corp. Bluetooth wireless interface Bus 001 Device 003: ID 15ca:00c3 Textech International Ltd. Mini Optical Mouse Bus 001 Device 002: ID 05c8:0379 Cheng Uei Precision Industry Co., Ltd (Foxlink) HP Truevision HD Bus 001 Device 009: ID 10c4:ea60 Silicon Labs CP210x UART Bridge Bus 001 Device 001: ID 1d6b:1234 Linux Foundation 2.0 root hub 2. looking for ID (in my case I focus in "Linux Foundation 2.0 root hub" it ID 1d6b:1234 3. edit file /etc/brltty.conf 4. in line 109 of brltty.conf unremak and put ID in usb:xxxxx:xxxxx ex. braille-device usb:1d6b:1234 # Specific USB device by serial number. 5. save file and then restart -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1970408 Title: brltty package disconnecting ttyUSB0 used for Arduino To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/brltty/+bug/1970408/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
