Command Set
Command
Command Packet
Comments
Direct
8x 01 04 42 00 00 0p 0q FF
pq = aperture position
(0h-0fh)
CAM_Gamma
--
8x 01 04 5B 0p FF
p = gamma setting (0:
std,1: straight)
CAM_Chroma
Direct
8x 01 7E 55 00 00 0p 0q FF
pq: 00h – 14h
CAM_ICR
On
8x 01 04 01 02 FF
ICR mode on/off - adds
an IR cut filter to the
image for low light
images
Off
8x 01 04 01 03 FF
Exposure Compensation Values (CAM_ExpComp)
Value
Iris
Gain
0x0E
+7
+10.5 dB
0x0D
+6
+9 dB
0x0C
+5
+7.5 dB
0x0B
+4
+6 dB
0x0A
+3
+4.5 dB
0x09
+2
+3 dB
0x08
+1
+1.5 dB
0x07
0
0 dB
0x06
-1
-1.5 dB
0x05
-2
-3 dB
0x04
-3
-4.5 dB
0x03
-4
-6 dB
0x02
-5
-7.5 dB
0x01
-6
-9 dB
0x00
-7
-10.5 dB
50
Integrator's Complete Guide to the DocCAM 20 HDBT Ceiling-Mounted Document Camera
