Vaddio Canon VC-C50i Programmers - Manual (Page 106)

105
13.43 White Balance Value Assignment
Camera Control Command Type 1
Function To set manual value of white balance.
Command 00A7h
Length 3 byte including fixed value (34h). Parameter
Range 00h (enhanced Red) ~ FFh (enhanced Blue)
Status None
Reference •To receive command at white balance manual mode.
Format of Control Code
d0 d1 d2 d3 d4 d5 d6 d7 d8
Header Device Num Command Parameter End mark
FFh 30h 3Xh 00h A7h 34h p1 p2 EFh
⇓
Manual value indicates in hexadecimal 2 figures and parameter value is its ASCII code.
Example: p1
p2
128 ⇒ 80h ⇒ 38h 30h
Answer Format
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 No Error :
00000000B ⇒ 00h ⇒ 30h 30h
In case of Busy : 00010000B ⇒ 10h ⇒ 31h 30h
In case of Parameter Error : 01010000B ⇒ 50h ⇒ 35h 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.
•Except white balance manual mode.
•In case of executing Preset Move command.
Parameter Error •In case of assigned parameter out of range.
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.