Grass Valley Switcher Products - Manual (Page 125)

Switcher Products — Protocols Manual 125
Examples
Example 4
DPM -> Switcher, SET front video source
00 01; Version
00 06; Msg token, SET
00 00; Return Id
00 10; Data Size
00 00 00 17; Header checksum
03 2A; Param Id, PID_FRONT_VIDEO_SOURCE_LIST
00 00; flags, ABSOLUTE
00 00 00 05; Device, logical channel 1 and logical channel 3
07 00 09 00 00 00 00 00; 8 channels worth of source information;
; only channel 1 and channel 3 are relevant.
Example 5
DPM -> Switcher, SET front key source
00 01; Version
00 06; Msg token, SET
00 00; Return Id
00 10; Data Size
00 00 00 17;Header checksum
03 2B; Param Id, PID_FRONT_KEY_SOURCE_LIST
00 00; flags, ABSOLUTE
00 00 00 05; Device, logical channel 1 and logical channel 3
0F 00 09 00 00 00 00 00; 8 channels worth of source information;
; only channel 1 and channel 3 are relevant.
Example 6
DPM -> Switcher, SET front/back select
00 01; Version
00 06; Msg token, SET
00 00; Return Id
00 10; Data Size
00 00 00 17; Header checksum
03 30; Param Id, PID_FRONT_BACK_SELECT_LIST
00 00; flags, ABSOLUTE
00 00 00 05; Device, logical channel 1 and logical channel 3
00 00 01 00 00 00 00 00; 8 channels worth of source information;
; only channel 1 and channel 3 are relevant.
; 00 = front visible
: 01 - back visible