Re: [CAD_CAM_EDM_DRO] Re: Digitizing

Understood!
In C minimal delay is 1 ms, but there are many ways to do smaller timing
in DOS ( don't ask me how).
Since this is OT will stop posting.
Alex

Graham Stabler wrote:

>>Alan,
>>does it mean that you manually move axis around an object and
>>
>>
>record
>
>
>>number of pulses generated by the steppers?
>>Alex
>>
>>
>
>The digitizer probe is just a fancy switch held in the spindle of
>the mill. The digitizing just involves the automatic pecking of the
>object with the probe in a grid. When contact is made the height
>and corresponding x,y co-ordinates are recorded.
>
>I need a timer because to drive the stepper motors you need to send
>a train of pulses, using just delay() means I am limited to 0.5khz
>stepping frequency (1ms on 1ms off) which leads to slow rapids
>between "pecks".
>
>Going off topic probably now
>
>Graham
>
>
>
>Addresses:
>FAQ: http://www.ktmarketing.com/faq.html
>FILES: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO/files/
>Post Messages: CAD_CAM_EDM_DRO@yahoogroups.com
>
>Subscribe: CAD_CAM_EDM_DRO-subscribe@yahoogroups.com
>Unsubscribe: CAD_CAM_EDM_DRO-unsubscribe@yahoogroups.com
>List owner: CAD_CAM_EDM_DRO-owner@yahoogroups.com, wanliker@..., timg@...
>Moderator: pentam@... indigo_red@... davemucha@... [Moderators]
>URL to this group: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO
>
>OFF Topic POSTS: General Machining
>If you wish to post on unlimited OT subjects goto: aol://5863:126/rec.crafts.metalworking or go thru Google.com to reach it if you have trouble.
>http://www.metalworking.com/news_servers.html
>
>http://groups.yahoo.com/group/jobshophomeshop I consider this to be a sister site to the CCED group, as many of the same members are there, for OT subjects, that are not allowed on the CCED list.
>
>NOTICE: ALL POSTINGS TO THIS GROUP BECOME PUBLIC DOMAIN BY POSTING THEM. DON'T POST IF YOU CAN NOT ACCEPT THIS.....NO EXCEPTIONS........
>bill
>List Mom
>List Owner
>
>
>
>Yahoo! Groups Links
>
>To visit your group on the web, go to:
> http://groups.yahoo.com/group/CAD_CAM_EDM_DRO/
>
>To unsubscribe from this group, send an email to:
> CAD_CAM_EDM_DRO-unsubscribe@yahoogroups.com
>
>Your use of Yahoo! Groups is subject to:
> http://docs.yahoo.com/info/terms/
>
>
>
>
>

[Non-text portions of this message have been removed]