System Control Command Type 1 - Canon VC-C50i/VC-C50iR Programmer's Manual

14.3 Alarm Output Status Request
Function Returns the alarm output setting status.
Command 0073h
Parameter None
Status Length
Value
Reference
Format of Control Code
d0 d1
Header Device Num
FFh 30h
Answer Format
No Error
d0 d1
Header Device Num
FEh 30h
The setting value is expressed as a one-digit hexadecimal number with the
ASCII code as the status value.
Alarm Output OFF:
Alarm Output ON:
Generated Error
d0 d1
Header Device Num
FEh 30h
Error Flag indicates in 2 figures hexadecimal and returns ASCII code value.
Example:
Mode Error : 10010000B ⇒ 90h ⇒ 39h 30h
Conditions for setting of error flag
Mode Error
1 byte :
0h: Alarm output OFF (open)
1h: Alarm output ON (short)
d2 d3
Command
3Xh 00h
d2 d3
Error Code
3Xh 30h
0h
1h
d2 d3
Error Code
3Xh e0
•Not in status of Camera ON.
•Not in status of Host Control Mode.

System Control Command Type 1

d4 d5
End mark
73h EFh
d4 d5
Status
30h s0
⇓
s0
⇒
30h
⇒
31h
d4 d5
End mark
e1 EFh
⇓
e0 e1
132
d6
End mark
EFh