On Fri, 4 Aug 2000, Michael Kukat wrote:

> Hi !
> 
> On Fri, 4 Aug 2000, NetBSD Bob wrote:
> 
> [Morse-de/encoder]
> > I would need to get access to ports that are not directly used
> > by the system, so that timing would not be an issue.
> 
> If i understand you right, you want to let your machine spit out digital
> signals to control some relay or the port of your transceiver directly.
> On the other hand you want to get the acoustiv data from your transceiver
> parsed by a program and printen on the screen. The most elegant way to get
> this working would be a bit of the parallel port for the output to push the PTT

Actually the serial port is fairly easy to work with too. Just look at man
4 tty and check out the TIOCSDTR and TIOCCDTR ioctls. Also there are the
TIOCMSET and TIOCMGET ioctls which twiddle all of the available pins. :-)

Take care,

Bill