One "generic" way is using your parallel port for outputting voltages that would control Relays [2] that would be conected to the motor.
Parapin [1] is the easiest way i know to work with parallel ports but its for C++, the python binding is still being developed [2]. [1] http://parapin.sourceforge.net/ [2] http://en.wikipedia.org/wiki/Relay http://es.wikipedia.org/wiki/Rel%C3%A9 <- these graphics are kinda better [3] http://pyserial.sourceforge.net/pyparallel.html On 7/9/07, Carsten Haese <[EMAIL PROTECTED]> wrote: > On Sun, 2007-07-08 at 19:18 -0700, [EMAIL PROTECTED] wrote: > > On Jul 8, 5:37 pm, Carsten Haese <[EMAIL PROTECTED]> wrote: > > > On Sun, 2007-07-08 at 17:06 -0700, [EMAIL PROTECTED] wrote: > > > > i hope someone here can help me. > > > > > > > basically, me and my friend have a summer project. > > > > > > > in this project, we need something that would basically function as a > > > > blender. we know we'll need to buy a motor that spins, but what we're > > > > having trouble with is figuring out how to program it. we want to be > > > > able to control the speed of the motor. how would we accomplish this? > > > > > > > i'm new to all of this, so i'm having a hard time wrapping my mind > > > > around how it'd be possible to program one of those things :\ > > > > > > > ex: what if i want the motor to turn for 10 seconds. stop for 5. then > > > > turn the other direction. > > > > > > > would you program it the same way you would on a personal computer > > > > (via c, python, etc)? > > > > > > The answers to your questions depend very much on what you're working > > > with and how the motor is controlled. Is this supposed to be a > > > self-contained machine, or is it supposed to be connected to a personal > > > computer as a peripheral device? > > > [...] > > I would like the robot to be self contained. basically, I'd like to be > > able to program functions in python, ex: > > > > while True: > > motor.rotate(1) > > Good luck with that. Your best bet IMHO is to find a single-board > computer (commonly referred to as SBC) that is small enough to fit your > form-factor, capable of running Linux, and equipped with a suitable I/O > interface (e.g. serial or parallel port). In theory, this should allow > you to put Linux and Python on it and control your motor in Python as if > it were a peripheral device connected to a personal computer. In > practice, I've never done anything like this, and the devil is in the > details that you'll need to work out for yourself. > > -- > Carsten Haese > http://informixdb.sourceforge.net > > > -- > http://mail.python.org/mailman/listinfo/python-list > -- /* Carlos A. Guerrero M. [Alias: Sid] */ /* ------------------------------- */ /* Linux User 390240 */ http://guerrerocarlos.blogspot.com http://guerrerocarlos.wordpress.com http://www.tooche.com.ve -- http://mail.python.org/mailman/listinfo/python-list
