>>>>> "eru" == eru <wineforum-user@xxxxxxxxxx> writes: eru> yes, I run that command and the user is part of the "dialout" eru> group, it can read the port, already tested with a touchscreen eru> using: Code: cat </dev/ttYS0 eru> that gave me some data when the touchscreen is activated Simple reads and writes to the serial port should succeed, and most of the contol possibilities that the Win32 API offers should work too. So either your program uses soemthinhg unusual and not yet implemented, or you setup doesn't work. Again WINEDEBUG=+relay and a search where ther error is displayed and what goes wrong before might get you starting. Bye -- Uwe Bonnes bon@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx Institut fuer Kernphysik Schlossgartenstrasse 9 64289 Darmstadt --------- Tel. 06151 162516 -------- Fax. 06151 164321 ----------