Rockwell Automation 8520-9API 9/Series OCI API Developer's Guide - Manual (Page 54)

4–6 OCI Data Server Data Items
Publication 8520-6.6 - August 1999
M_MODAL_GROUP
This array index is dimensioned by the valid M code modal groups.
M code modal groups range from 0 to 13. Refer to your operation
and programming manual for details on M codes and their respective
modal groups.
For example the data item M_CODE_STATUS, which returns the
active programmed M code number, uses this array index to
determine which modal group you are checking.
M_CODE_STATUS,4
returns:
If this Group 4
MĆcode is Active:
Returned Value
M00 0
M01 1
M02 2
M30 30
G_MODAL_GROUP
This array index is dimensioned by the valid G code modal groups.
You can find the G code modal groups range in
NUM_G_GROUPS_1 (an API item). Refer to your operation and
programming manual for details on G codes and their respective
modal groups.
For example the data item G_CODE_STATUS, which returns the
active programmed G code number, uses this array index to
determine which modal group you are checking.
G_CODE_STATUS,4
returns:
If this group 4
GĆcode is Active:
Returned Value
G22 220
G22.1 221
G23 230
G23.1 231