[plt-scheme] I/O to parallel port

From: Matthew Flatt (mflatt at cs.utah.edu)
Date: Sun Apr 13 17:06:29 EDT 2003

At Sun, 13 Apr 2003 20:18:14 +0200, Vincent Hourdin wrote:
> how could I open and write and maybe read data to my parport,
> something like ioperm in C ?
> call-with-output-file and open-output-file on /dev/lp0 don't work.

I would have thought that /dev/lp0, etc., is the way to go. It's not a
system configuration issue?

There's no support specifically for parallel ports in PLT Scheme.


Posted on the users mailing list.