Problem occured also when using Qt's QSerialPort. QSerialPort::waitforReadyRead() returns true, bute QSerialPort::readAll() returns no data.
Downgrading kernel version to 3.13.0-63 'fixed' the problem. Gr. Henk ----------------- Qt 5.5.0 Linux henklaak-desktop 3.13.0-65-generic #105-Ubuntu SMP Mon Sep 21 18:50:58 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1501345 Title: linux-image-3.13.0-65-generic 3.13.0-65 breaks Python based Serial communication To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-lts-trusty/+bug/1501345/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs