Rockwell Automation 8520-9API 9/Series OCI API Developer's Guide - Manual (Page 72)

4–24 OCI Data Server Data Items
Publication 8520-6.6 - August 1999
The port_id index must always be used with this data item. You can
not use this index to access more than one port per request. Data for
this item is enumerated as follows:
This Value: Indicates/Selects
0 Odd
1 Even
2 None
For example assigning a value of 1 to the following item:
PORT_PARITY, 2
selects Even parity for port B.
PORT_STOP_BITS, port_id
Data Type
INT (enumerated)
Read/Write Read/Write
Array Index port_id
Control Type Lathe/Mill/Grinder
This item is used to read/write the number of stop bits used for the
specified communication port. The index port_id identifies the port
as follows:
1 – port A
2 – port B
The port_id index must always be used with this data item. You can
not use this index to access more than one port per request. Data for
this item is enumerated as follows:
This Value: Indicates/Selects
0 1 bit
1 1.5 bits
2 2 bits
For example assigning a value of 1 to the following item:
PORT_STOP_BITS, 2
selects 1.5 stop bits for port B.