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Subject: Re: RE : [Homebrew_PCBs] CNC drills/routers

From: "Stefan Trethan" <stefan_trethan@...>
Date: 2005-06-12

On Sat, 11 Jun 2005 21:22:12 +0200, Robert Hedan
<robert.hedan@...> wrote:

>
> - PIC control, if that's the MCU you are familiar with, as in my case, if
> not, just about ANY MCU will do as long as it has PWM feature (pulse
> width
> modulation, I think).


you don't really need PWM, as it is easy to implement in hardware. Of
course you can have a MCU do the closed loop control, but i guess a simple
comparator is just as well.

ST