Vaddio Canon VC-C50i Programmers User Manual
Page 145
144
Answer Format
No Error
d0 d1 d2 d3
d4
Header
Device Num
Error Code
FEh 30h 3Xh
30h 30h
d5
d6
d7
d8 d9
Status
End
mark
s0
s1
s2
s3
EFh
⇓
The operation status (16 bit) indicating the camera internal status is expressed as
a four-digit hexadecimal number with the ASCII code returned as the status
value.
Example:
s0
s1
b15 b14 b13 b12
b11 b10 b9 b8
1 1 1 1
1 1 1 1
"F"
"F"
⇓
⇓
46h
46h
s2
s3
b7 b6 b5 b4
b3 b2 b1 b0
1 0 0 0
0 0 0 0
"8"
"0"
⇓
⇓
38h
30h
Generated Error
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
Parameter Error :
01010000B
⇒ 50h ⇒ 35h 30h
Mode Error :
10010000B
⇒ 90h ⇒ 39h 30h
Conditions for setting of error flag
Parameter Error •The designated parameter is an invalid value.
Mode Error
•Not in status of Camera ON.
•Not in status of Host Control Mode.
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