Vaddio Canon VC-C50i Programmers - Manual (Page 137)

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14.10 External Light Output ON System Control Command Type 1
Function Sets the external light output (+/– terminal) to closed.
Command 0078h
Length 1 byte Parameter
Value 1h
Status None
Reference
Format of Control Code
d0 d1 d2 d3 d4 d5 d6
Header Device Num Command Parameter End mark
FFh 30h 3Xh 00h 78h 31h 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
No Error :
00000000B ⇒ 00h ⇒ 30h 30h
Parameter Error : 01010000B ⇒ 50h ⇒ 35h 30h
Mode Error : 10010000B ⇒ 90h ⇒ 39h 30h
Conditions for setting of error flag
Parameter Error •In case of assigned parameter illegal.
Mode Error
•Not in status of Camera ON.
•Not in status of Host Control Mode.