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IP-SDI 4i Product Manual 042020
Code
Function
Operation
Channel List
AC=
Add Channel to list
The order of information is UDP/RTP, source address, port, program ID,
channel number, name.
Example:
>AC=U239.27.1.101:1234:1:1:Fox
DC=
Delete Channel from list
Example:
DC=8-2 deletes channel 8-2
WC
Write Channel List to NVRAM
Save list -
Required after channel add or delete
CC
Clear Channel
Clear channel list from NVRAM
LC
Print Channel List
Returns channel list
Channel Selection
TC=
Select Channel
Direct channel entry
Examples:
>TC=35 For one-part channel numbers
>TC=42:2 or >TC=42-2 For two-part channel numbers
TU
Tune channel up
Selects next higher channel in channel list
TD
Tune channel down
Selects next lower channel in channel list
TP
Tune previous channel
Selects previously viewed channel
NC
Channel Name status
Returns channel name as entered in channel list, up to 7 characters
NP
Program Name status
Returns program name, up to 30 characters, 15 additional if there are non-
ASCII characters, such as ñ
Output
D4=
Overscan
Selects Overscan percentage 0-9
Q0=
Display Closed Captions
0=Captions off
1=Captions on
Q1=
Analog Caption Service
Selects analog caption service 1-8
1=Caption 1
5=Text 1
2=Caption 2
6=Text 2
3=Caption 3
7=Text 3
4=Caption 4
8=Text 4
Q7=
Digital Caption Service
Selects digital caption service 1-6
1=Service 1
4=Service 4
2=Service 2
5=Service 5
3=Service 3
6=Service 6
R6
Refresh Rate
Sets to 59.94 Hz
RM
Refresh Rate
Sets to 60 Hz
Audio
VU
Ramp volume up
Starts volume ramping up
VD
Ramp volume down
Starts volume ramping down
VV
Stop volume ramp
Stops volume ramping
VH=
Sets volume level 0-100
Volume level, scaled in 100 steps
VL=
Sets volume level 0-63
Volume level, scaled in 63 steps (compatibility mode)
VM
Volume Mute Enabled
Mutes all audio outputs
VX
Volume Mute Disabled
Restores audio to previous level
VT
Toggle Volume Mute
Toggle mute mode
KK=158
AC-3
Sets the digital audio outputs to AC-3
KK=159
PCM
Sets the digital audio outputs to PCM fixed
KK=160
PCM Variable
Sets the digital audio outputs to PCM Variable
Status Request
ST
Request T Mode status
Returns T Channel/Source status string
SV
Request V mode status
Returns V Audio status string
SS
Request S Mode status
Returns S Front Panel status string
SQ
Request Q Mode status
Returns Q Mode status string