On Friday 31 August 2007, Patrick Ferrick wrote: >OK, before anybody goes to a lot of trouble to explain the finer points >of adding a fourth axis...! Here's the answer: I stumbled across Ray >Henry's (virtual) conversation with a dude whose username is chinamill, >which cleared up just about all of my confusion. Thanks, Ray! > I googled for that, but if I found it I'm blind from trying to read a text file with NO control chars, like an occasional linefeed? Sheesh.
It would be nice if there was a synopsis written up and put in the wiki though, hint hint. :) >Now I'm at the point of having the A axis present and accounted for, I >have Astep and Adir coming out of pins 8 and 9, and the HAL config looks >great. > >And I get almost immediate following errors on joint 3, the fourth >axis! Aaaaargh. It's been a while since I've done battle with this >issue; I copied one of the existing axis configs and changed LINEAR to >ANGULAR, and UNITS to 1, keeping all other parameters the same. I >figured since the X axis has been working fine for quite a while now, >the A axis would too with the same maxvel, accel etc. But no. This is as far as I managed to get also. >Is there anything fundamentally different about an angular axis that >might account for the following errors? I have tried lots of different >FERRORS, etc. in an effort to get around them (as I have many times >before) but so far, no luck. > >thanks again, >Pat -- Cheers, Gene "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) MS and Y2K: Windows 95, 98, ... and back again to 01 -- Laurent Szyster ------------------------------------------------------------------------- This SF.net email is sponsored by: Splunk Inc. Still grepping through log files to find problems? Stop. Now Search log events and configuration files using AJAX and a browser. Download your FREE copy of Splunk now >> http://get.splunk.com/ _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
