[Emc-commit] emc2/docs/man/man9 at_pid.9,1.3,1.4

[Peter V. <cv...@cv...>]

Modified file emc2/docs/man/man9/at_pid.9

Full file:
<http://cvs.linuxcnc.org/cvs/emc2/docs/man/man9/at_pid.9?rev=1.4>

Difference:
<http://cvs.linuxcnc.org/cvs/emc2/docs/man/man9/at_pid.9.diff?r1=1.3;r2=1.4>

Branch: TRUNK

Log:
revision 1.4
date: 2007/06/25 05:28:27;  author: petev;  state: Exp;  lines: +3 -1
-Added comment about adjusting FERROR when running with EMC.

--- at_pid.9	2007/05/16 05:27:57	1.3
+++ at_pid.9	2007/06/25 05:28:27	1.4
@@ -31,7 +31,9 @@
 cycle is setup around the commanded position. No initial tuning values are
 required to start auto tuning.  Only \fBtune-cycles\fR, \fBtune-effort\fR
 and \fBtune-mode\fR need be set before starting auto tuning.  When auto tuning
-completes, the tuning parameters will be set.
+completes, the tuning parameters will be set. If running from EMC, the FERROR
+setting for the axis being tuned may need to be loosened up as it must be
+larger than the limit cycle amplitude in order to avoid a following error.
 .P
 To perform auto tuning, take the following steps.  Move the axis to be tuned,
 to somewhere near the center of it's travel.  Set \fBtune-cycles\fR (the