On Thu, 13 Jun 2002, Paul Gaastra wrote:

>Kia ora,
>
>The decisions are killing me.  If got a project that needs speed
>control of two small DC motors.  Encoders output max of 2200Hz.
>each.
>
> The PIC18F242 would eat the task but I'm wondering about
>whether something like a PIC16F876 would do it.  It's got the two
>PWM outputs but I'm worried about whether I can keep up with the
>two encoders with interrupt routines (presumably a couple of
>interrupt on change pins).  Need to work out which port caused the
>change and increment a counter.  Just writing this down makes me
>think it's easy enough.  Anyone done it?
>
>While I'm at it.  What's your favourite dual H-bridge?

For low to medium voltage, and mains operation, L298.

Peter

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