Dan,
I posted the link as a resource for you.   Nothing more.

John

----- Original Message -----
From: Dan Creagan <dcreagan@SCHOLARS.BELLEVUE.EDU>
To: <PICLIST@MITVMA.MIT.EDU>
Sent: Wednesday, September 29, 1999 11:45 PM
Subject: Re: PIC motor control.


> I guess I'm missing the point. Why is this better than using an L293D (500
> ma) or a TI SN754410 (1000 ma) - augmenting both with inverters??  You
still
> have to provide PWM - which probably means an external MCU, you get about
> the same response from the two chip setup, you have about the same number
of
> wires going to the chip(s).  I looked at this design, then the one I'm
> working on now and I have to use an inverter to get the effect I need (and
I
> suspect you do with the Wirz version), but the overall cost is 4.50 in
small
> quantities as opposed to 23.50. With the L293D/TI setup, you get both sign
> magnitude and anti-phase , .1" PC board pinouts etc, etc.
>
> Am I missing something very kewl?
>
> Dan



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