Vaddio Canon VC-C50i Programmers - Manual (Page 89)

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13.29 Shutter Speed Program
Camera Control Command Type 1
Function To change shutter speed to program mode.
Command 00A8h
Length 1 byte Parameter
Value 0h
Status None
Reference •To change shutter speed automatically at the moment of Hi luminance
shot and prevent resolution from lowering by small iris diffraction
•To receive command at auto exposure mode.
•To be set by default at the moment of executing Camera Reset command.
Format of Control Code
d0 d1 d2 d3 d4 d5 d6
Header Device Num Command Parameter End mark
FFh 30h 3Xh 00h A8h 30h EFh
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 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 manual.
•In status of AE Lock ON.
•In case of executing Preset Move command.
Mode Error •Not in status of Camera ON.
•Not in status of Host Control Mode.