Make sure you have the right permissions for the port, i.e. do: ls -l /dev/ttyUSB0 and make sure you have permissions. On a lot of systems, the ttyUSB* are in the "dialout" group, so if you add your username to that group and log out and back in, you should be able to access it.
Glenn On Thu, Dec 11, 2014 at 3:29 PM, Matías Vidal Valladares < [email protected]> wrote: > Hi everyone, > > I'm trying to use de Linux Valon Synthesizer made by Patrick Brandt (link > below), but i have problems with the port. > I have the following error: > SerialException: Could not configure port: (5, 'Input/output error') > > If i have a Roach plugged to ttyUSB0, what parameter should i use when i > declare an object of type Synthesizer? > > I have Ubuntu 14.04, and i run the code with ipython. > > Link: https://github.com/nrao/ValonSynth > > > *Matías Vidal Valladares.* > >
