Re: How to get a signal to controll spindle speed?

Subject: Re: How to get a signal to controll spindle speed?
From: Paul <paul.corner-at-tesco.net>
Date: Sat, 18 May 2002 00:07:37 +0100
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In-Reply-To: <000b01c1fde4$02813ec0$4f01a8c0-at-tdsway.com>
References: <20020517153429.37173.qmail-at-web9104.mail.yahoo.com> <000b01c1fde4$02813ec0$4f01a8c0-at-tdsway.com>

Hi Jacob

Two alternatives spring to mind - Both unpleasant.

1) Write a small realtime task to output the PWM signal on a spare IO port.

2) Hack EMC so that the Spindle Speed is outputted either through a DAC or 
yet another IO port.

Regards, Paul.

On Friday 17 May 2002 21:46, Patrick Riedlinger wrote:
> This is off the cuff, so there are many better ways to do this, I'm sure.
> Maybe some other suggestions from the friendly folks in the EMC newsgroup?
> I am not an Electrical engineer, and my experience is from years ago. I bet
> there is some "canned" IC chip that will do many of the functions that you
> need, nowadays.

References:
- How to get a signal to controll spindle speed?
  - From: Jacob Kranendonk <j_kranendonk-at-yahoo.com>
- Re: How to get a signal to controll spindle speed?
  - From: "Patrick Riedlinger" <patr-at-precidesign.com>

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