Siemens SIMATIC TIWAY 1 - Manual (Page 152)

HOST COMMAND SET REFERENCE
UNILINK HOST ADAPTER 5–67
USER MANUAL
5.7 MODE INDEPENDENT COMMANDS
The following commands may be issued at any time to a UNILINK Host Adapter
configured in any of the operating modes, except the Standalone Network
Manager mode. These commands control miscellaneous aspects of the adapter
operation.
D Modify External Output Status
D Report External Input Status
D Soft Reset
D Reset Adapter