108
13.44 White Balance Value Request
Camera Control Command Type 1
Function
To return value of present white balance.
Command 00A7h
Length 1
byte
Parameter
Value 5h
Length 2
byte
Status
Range
00h (enhanced Red) ~ FFh (enhanced Blue)
Reference •To return 80h at the moment of executing command except white balance
manual mode.
Format of Control Code
d0 d1 d2 d3 d4
d5 d6
Header
Device Num
Command
Parameter End mark
FFh 30h 3Xh 00h A7h 35h EFh
Answer Format
In case of No Error
d0 d1 d2 d3 d4 d5 d6 d7
Header
Device Num
Error Code
Manual Value
End mark
FEh 30h 3Xh 30h 30h s0 s1 EFh
⇓
Manual value indicates in hexadecimal 2 figures and its ASCII code is Status value.
Example: s0
s1
128
⇒
80h
⇒
38h 30h
In case of Error
d0 d1 d2 d3 d4 d5
Header
Device Num
Error Code
End mark
FEh 30h 3Xh e0 e1 EFh
⇓
Error Flag indicates in 2 figures hexadecimal and returns ASCII code value.
Example: e0 e1
In case of Busy :
00010000B
⇒
10h
⇒
31h 30h
In case of Mode Error :
10010000B
⇒
90h
⇒
39h 30h
Condition of Error flag to be set
Busy
•In process of camera initializing operation by
Camera Reset
command, etc.
•In case of executing
Preset Move
command.
Mode Error
•Not in status of
Camera ON.
•Not in status of
Host Control Mode.
•In the case of not inserted Ir cut-off filter.