Disable and remove BRLTTY. It's a not uncommon issue for that to mess with serial ports.
Plenty online about that, and other pre-installed software that comes with the OS's these days. It doesn't affect many, but when it does, mayhem ensues! Hope that helps. Dave. _______________________________________________ Users mailing list [email protected] https://lists.chirpmyradio.com/postorius/lists/users.lists.chirpmyradio.com To unsubscribe, send an email to [email protected] To report this email as off-topic, please email [email protected] List archives: https://lists.chirpmyradio.com/hyperkitty/list/[email protected]/
