FJ Software

Sorry to trouble you and confuse you.

I am using USB cable for connection and using Ubuntu.

I have refer the start of the same thread, which says that for using USB you need to write rules and also link it to com1 by following command

Code:
:~/$ cd ~/.wine/dosdevice/

:~/.wine/dosdevices$ ln -is ...

Thanks for guidance.

Even after removing one rule and trying to search possible threads related to USB connecting to serial on web none is of help on solving the com permission error. other than udev rules also found some command for ttyusb0 or ttys0 under dev is it to do something with com ...

Thanks for guide.
I used USB. As suggested did wrote the rules, but got error while running next command chmod a+rx, error no such directory or files found.

After that I checked and found that I already had rule written with number 99 hope that is not the issue.

please suggest how to fix, as I was ...

I managed to install MPE 1.8.4 in wine. Getting error while connecting USB through com1 giving error permission denied.
suggest how to fix it. or how to find free com port and use it. as I am new to Linux.