Chassis Plans CPX1-241 Technical Reference
Appendix A – Display Serial Control Programming
Page 38
Set gamma data
for user defined
gamma curve
0xbf, mm, c, “?”
0xbf, “R” | “r”
0xbf, mm, c, nn
Query gamma data for color c
index mm ( c = 0 for color Red,
c=1 for color Green,
c=2 for color Blue)
Set user gamma curve to linear
Set gamma data for color c
index mm. (If c= 3, then gamma
data for red, green & blue will be
set at the same time.)
“nn” = gamma data
“1”
“nn” = gamma data
Query External
Memory
0xcb, “2”
Check External Menory 24c256
“0” – Not Installed
“1” – Installed
“?” – Not Support
Query Revision
Number
0xcb, “3”
Read Revision Number
“nn” = Revision number
Backlight control
0xe0,
nn | “+” | “-” |
“R” | “r” |
“?”
Set Backlight =
value/increment/decrement
Reset
Query
Backlight.
Range:
D/A : “0””0” ~ “1””6”
100Hz : “0””0” ~ “8””A”
120Hz : “0””0” ~ “7””3”
140Hz : “0””0” ~ “6””3”
160Hz : “0””0” ~ “5””6”
180Hz : “0””0” ~ “4””D”
200Hz : “0””0” ~ “4””5”
220Hz : “0””0” ~ “3””E”
240Hz : “0””0” ~ “3””9”
260Hz : “0””0” ~ “3””5”
280Hz : “0””0” ~ “3””1”
300Hz : “0””0” ~ “2””E”
320Hz : “0””0” ~ “2””B”
340Hz : “0””0” ~ “2””8”
360Hz : “0””0” ~ “2””6”
380Hz : “0””0” ~ “2””4”
400Hz : “0””0” ~ “2””2”
420Hz : “0””0” ~ “2””0”
440Hz : “0””0” ~ “1””F”
Backlight On/Off
0xe1,
“0” | “1” |
“R” | “r”
”?”
“S” | “s”
Backlight Off / Backlight On
/Status
“0” – Backlight Off
“1” – Backlight On.
“?” – Backlight On/Off Query
“S”|”s” – Backlight Status Query
Color
Monochrome
mode selection
(Output Channel
Select)
0xe2
“0” | “1” | “2” | “3” |
| “4” | “5” | “6” |
“R” | “r”|
”?”
Off/
Blue Only/
Red Only/
Green Only/
Blue Mono/
Red Mono/
Green Mono/
“0” – Off
“1” – Blue Only
“2” – Red Only
“3” – Green Only
“4” – Blue Mono
“5” – Red Mono
“6” – Green Mono
PIP Swap
0xe3
Swap Main and PIP source
"0" - Fail.
"1" - Successful.
Backlight D/A /
PWM
0xe5
“0” | “1” |
“R” | “r”
”?”
Set : PWM or D/A
Reset
Query
“0” – PWM
“1” – D/A