Blackmagicdesign Videohub 288 Installation And Operation Manual page 98

Developer Information
98
Videohubs with pluggable cards (only Universal Videohubs) send three more blocks which describe the
hardware status of the ports. Missing video or serial ports have a status of "None"; input and output video
ports will be "BNC" or "Optical" if they are present; serial ports will be "RS422" if they are present.
VIDEO INPUT STATUS:↵
0 BNC↵
1 BNC↵
...
↵
VIDEO OUTPUT STATUS:↵
0 BNC↵
1 BNC↵
...
↵
SERIAL PORT STATUS:↵
0 RS422↵
1 RS422↵
...
↵