Reference Guide
PMAC Quick Reference Guide
94 Appendix E – Motor Suggested M-Variable Definitions
Coordinate System
Status Bits
Coordinate
System 1
Coordinate
System 2
Coordinate
System 3
Coordinate
System 4
Coordinate
System 5
Coordinate
System 6
Coordinate
System 7
Coordinate
System 8
Program-running bit M180-
>X:$0818,0,1
M280-
>X:$08D8,0,1
M380-
>X:$0998,0,1
M480-
>X:$0A58,0,1
M580-
>X:$0B18,0,1
M680-
>X:$0BD8,0,1
M780-
>X:$0C98,0,1
M880-
>X:$0D58,0,1
Circle-radius-error bit M181-
>Y:$0817,21,1
M281-
>Y:$08D7,21,1
M381-
>Y:$0997,21,1
M481-
>Y:$0A57,21,1
M581-
>Y:$0B17,21,1
M681-
>Y:$0BD7,21,1
M781-
>Y:$0C97,21,1
M881-
>Y:$0D57,21,1
Run-time-error bit M182-
>Y:$0817,22,1
M282-
>Y:$08D7,22,1
M382-
>Y:$0997,22,1
M482-
>Y:$0A57,22,1
M582-
>Y:$0B17,22,1
M682-
>Y:$0BD7,22,1
M782-
>Y:$0C97,22,1
M882-
>Y:$0D57,22,1
Continuous motion
request
M184-
>X:$0818,4,1
M284-
>X:$08D8,4,1
M384-
>X:$0998,4,1
M484-
>X:$0A58,4,1
M584-
>X:$0B18,4,1
M684-
>X:$0BD8,4,1
M784-
>X:$0C98,4,1
M884-
>X:$0D58,4,1
In-position bit (AND of
motors)
M187-
>Y:$0817,17,1
M287-
>Y:$08D7,17,1
M387-
>Y:$0997,17,1
M487-
>Y:$0A57,17,1
M587-
>Y:$0B17,17,1
M687-
>Y:$0BD7,17,1
M787-
>Y:$0C97,17,1
M887-
>Y:$0D57,17,1
Warning-following-
error bit (OR)
M188-
>Y:$0817,18,1
M288-
>Y:$08D7,18,1
M388-
>Y:$0997,18,1
M488-
>Y:$0A57,18,1
M588-
>Y:$0B17,18,1
M688-
>Y:$0BD7,18,1
M788-
>Y:$0C97,18,1
M888-
>Y:$0D57,18,1
Fatal-following-error bit
(OR)
M189-
>Y:$0817,19,1
M289-
>Y:$08D7,19,1
M389-
>Y:$0997,19,1
M489-
>Y:$0A57,19,1
M589-
>Y:$0B17,19,1
M689-
>Y:$0BD7,19,1
M789-
>Y:$0C97,19,1
M889-
>Y:$0D57,19,1
Amp-fault-error bit (OR
of motors)
M190-
>Y:$0817,20,1
M290-
>Y:$08D7,20,1
M390-
>Y:$0997,20,1
M490-
>Y:$0A57,20,1
M590-
>Y:$0B17,20,1
M690-
>Y:$0BD7,20,1
M790-
>Y:$0C97,20,1
M890-
>Y:$0D57,20,1
Motor Axis
Definition Registers
Motor #1 Motor #2 Motor #3 Motor #4 Motor #5 Motor #6 Motor #7 Motor #8
X/U/A/B/C-Axis scale
factor (cts/unit)
M191->L:$0822 M291->L:$08E2 M391->L:$09A2 M491->L:$0A62 M591->L:$0B22 M691->L:$0BE2 M791->L:$0CA2 M891->L:$0D62
Y/V-Axis scale factor
(cts/unit)
M192->L:$0823 M292->L:$08E3 M392->L:$09A3 M492->L:$0A63 M592->L:$0B23 M692->L:$0BE3 M792->L:$0CA3 M892->L:$0D63
Z/W-Axis scale factor
(cts/unit)
M193->L:$0824 M293->L:$08E4 M393->L:$09A4 M493->L:$0A64 M593->L:$0B24 M693->L:$0BE4 M793->L:$0CA4 M893->L:$0D64
Axis offset (cts) M194->L:$0825 M294->L:$08E5 M394->L:$09A5 M494->L:$0A65 M594->L:$0B25 M694->L:$0BE5 M794->L:$0CA5 M894->L:$0D65
Coordinate System
Variables
Coordinate
System 1
Coordinate
System 2
Coordinate
System 3
Coordinate
System 4
Coordinate
System 5
Coordinate
System 6
Coordinate
System 7
Coordinate
System 8
Host commanded time
base (I10 units)
M197-
>X:$0806,0,24,S
M297-
>X:$08C6,0,24,S
M397-
>X:$0986,0,24,S
M497-
>X:$0A46,0,24,S
M597-
>X:$0B06,0,24,S
M697-
>X:$0BC6,0,24,S
M797-
>X:$0C86,0,24,S
M897-
>X:$0D46,0,24,S
Present time base (I10
units)
M198-
>X:$0808,0,24,S
M298-
>X:$08C8,0,24,S
M398-
>X:$0988,0,24,S
M498-
>X:$0A48,0,24,S
M598-
>X:$0B08,0,24,S
M698-
>X:$0BC8,0,24,S
M798-
>X:$0C88,0,24,S
M898-
>X:$0D48,0,24,S