Greetings all;

Has anyone managed to access one of these 3 phase stepper/servo's thru 
the rs232 port on the end of the controller?

Back story: The x screw I used is one of the teeny ones I bought 3 of 
when I cnc'd that hf micro mill 15 years ago, buying then from Stuart 
Stevenson who said he'd salvaged them from a machine he had torn down, 
for a 50 dollar bill. Its possibly a 10mm screw, depending on how one 
measures a ball screw, its a couple blond ones over 8mm.  The motor I 
just took off was a bit of an odd-ball, looked like a 272oz/in but was 
1mm bigger than a stock nema 23.  And I don't recall, in 4 years, that 
I've ever twisted that screw hard enough to make that motor skip a step.

Fixing to test this fault circuit, I positioned a chuck jaw in the way 
and ran it up against it, and ran it far enough past that that the 
leverage was lifting the rear of the carriage off the bed. It didn't 
trip, so I backed x away and I am now concerned that it may have enough 
power to destroy that tiny screw.

The docs on these drivers mention that port, but give no info on how to 
use it, or what one could adjust by acessing the driver via that port.  
Worse yet, if that screw does get damaged, I have no clue where to 
source another like it. That small has never shown up on fleabay.

Is anyone any smarter than I at programming these? I'd have to start by 
making a serial cable with an rj45 on that end of it.

Thanks all.

Cheers, Gene Heskett
-- 
"There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author)
If we desire respect for the law, we must first make the law respectable.
 - Louis D. Brandeis
Genes Web page <http://geneslinuxbox.net:6309/gene>


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