Vaddio Canon VC-C50i Programmers - Manual (Page 98)

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13.36 Iris Assignment Camera Control Command Type 2
Function To assign iris.
Command 00A5h
Length 3 byte, including fixed value (39h). Parameter
Range 02h~11h
Status None
Reference •In case of decreasing a value to close iris and comes to darken.
•In case of increasing a value to open iris and comes to brighten.
•The assignable range is less narrow than the value returned by Iris Request
command.
•To receive a command, when exposure mode is manual mode.
•When command termination notification is assigned ON, notification will
be returned at the moment of the operation terminated during operation,
exposure mode is changed to auto, notification will not be returned.
Format of Control Code
d0 d1 d2 d3 d4 d5 d6 d7 d8
Header Device Num Command Parameter End mark
FFh 30h 3Xh 00h A5h 39h p1 p2 EFh
⇓
Iris value indicates in hexadecimal 2 figures and parameter value is its ASCII code.
Example: p1
p2
10 ⇒ 0Ah ⇒ 30h 41h
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.
•In status of exposure mode auto.
•In status of AE Lock ON.
•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.