[simpits-tech] Driving LED's form the parallel port (?)

[Roy Coates]

On Mon, 1 Nov 2004, Matt Bailey wrote:

> Interestingly, I was just thinking about this the other day. I planned
> on going online and seeking some Python tutorials on talking to the
> parallel port, I'll probably need to track down plenty of Python
> examples as I have virtually no experience talking to system devices. :)
> If I can get it working (a big "if") my plan was to add it to the gear
> I'm working on now......I finally got going on building a "full size"
> joystick setup, got the basic mechanics of it working, plenty of work
> left on wiring and finishing though. My previous building experience has
> been almost exclusively with model planes, using soft woods like balsa
> and lite ply.......working with metal is proving a bit of a challenge
> for me...... =O


I figure 8 LED's I can operate 'for free' ain't a bad thing. Talking to
our electronics guru its best to 'sink' the LED's via the port rather than
try to provide enough mA to drive them directly.


--

Roy Coates.
Dept of Engineering.
Liverpool University.
E-Mail: r.coates at liv.ac.uk
Tel: 0151 794 4862