Vaddio Canon VC-C50i Programmers - Manual (Page 162)

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14.30 Local Control Mode
System Control Command Type 1
Function To set local control mode.
Command 0090h
Length 1 byte Parameter
Value 1h
Status None
Reference •At the moment of power ON, default sets Local Control Mode.
•To be controlled by remote control and unable to control by host computer.
•In case that flag of Local Control Mode is set 1 among of operating status,
all commands except the following commands come out to mode error.
•Operation Status Request and Extended Operation Status Request
commands.
•Cascade ON and Cascade OFF commands
•Host Control Mode and Local Control Mode commands
•In case of remote control receipt forbidden by Remote Control OFF
command before issuing this command, remote control operation is
forbidden, even in Local Control Mode status.
•In case of Remote Control Through Function ON by Remote Control
Through Assignment command before issuing this command, to control by
remote control and notify its information to host computer.
Format of Control Code
d0 d1 d2 d3 d4 d5 d6
Header Device Num Command Parameter End mark
FFh 30h 3Xh 00h 90h 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
In case of No Error :
00000000B ⇒ 00h ⇒ 30h 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
Parameter Error •In case of assigned illegal parameter.
Mode Error
•In case of operating MENU by Local Mode.