Christie TruLife+ Griffyn 4K32-RGB Technical Reference page 50

Examples
Set the SDI payload to the pre-defined 3G-A 1080p59.94 option:
(SDI 3)
Set the SDI payload to a custom entry, for example 1080p23.98.4:2:2:
(SDI 1)
(SDI+PAYL "04C20500")
SHU–Shutter
Opens and closes the shutter.
Commands
Command Description
SHU? Gets the state of the shutter. (Read-only)
SHU <0 | 1> Opens or closes the shutter.
Examples
Get the state of the shutter:
(SHU?)
Result:
(SHU!0)
Indicates the shutter is open.
Open the shutter:
(SHU 0)
Close the shutter:
(SHU 1)
SIN–Select Input
Selects the active input.
Commands
Command Description
SIN?L Returns a list of available inputs to select based on the
selected port configuration. (Read-only)
Christie TruLife+ Technical Reference–Serial Commands
020-103316-01 Rev. 1 (09-2020)
Copyright © 2020 Christie Digital Systems USA, Inc. All rights reserved.
Serial API commands
Values
—
0 = Opens the shutter
1 = Closes the shutter (Default)
Values
—
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