Gam-Gamma Power Value; Gio-General Purpose Input/Output - Christie 4K35-RGB Technical Reference

GAM–Gamma Power Value
Defines the exponent used in a standard Power Law function.
This command is only available if the base gamma curve is set to Power Law function.
Commands
Command Description
GAM <exponent> Sets the exponent for the Power Law function used for the gamma
transfer function. This command is only available if video
electronics are on. (Saved value)
GAM+MAXL Adjusts the maximum screen luminance, used by the ITU-R
BT.1886 setting or when the GAM function is set to HDR/PQ (SMPTE
ST2084).
GAM+MINL Adjusts the minimum screen luminance, used by the ITU-R BT.1886
setting or when the GAM function is set to HDR/PQ (SMPTE
ST2084).
GAM+PQWL <value> Adjusts the PQ curve white level when the BGC–Gamma Function
command is set to 7.
GAM+SLOP <value> Defines the slope of the linear section at the bottom of the curve.
This command is only available if video electronics are on. (Saved
value)
Examples
Set the base gamma curve function to 2.6:
(GAM 2600)
Set the base gamma curve function to 1.0:
(GAM 1000)
Related information
BGC–Gamma Function (on page 17)
GIO–General Purpose Input/Output
Controls or monitors the state of the general purpose inputs and outputs.
The pins reserved for 12V and ground cannot be read, set, or configured. For a mapping of the IO pins
to the physical connector pins, refer to the Christie TruLife+ User Guide (P/N: 020-103315-XX).
Commands
Command
GIO+CNFG?
Christie TruLife+ Technical Reference–Serial Commands
020-103316-07 Rev. 1 (09-2022)
Copyright © 2022 Christie Digital Systems USA, Inc. All rights reserved.
If printed, please recycle this document after use.
Description
Returns the direction for the individual pins.
Serial API commands
Values
1000 to 3000
2200 (Default)
100 to 2000
1000 (Default)
0 to 1000
10 (Default)
50 to 2000
1000 (Default)
1 to 100
1 (Default)
Values
—
35