151
RFID System
User’s Manual
SECTION 5
V680 Commands
SECTION 5
Communications
 OPERATION MODE CHANGE (MO)
The OPERATION MODE CHANGE command is used to change the mode of the ID Controller. 
 1:1 Protocol
Before changing the operation mode to Self Execution Mode, use the OPERATION CONDITION SET command to set 
the operation conditions. If the OPERATION MODE CHANGE command is executed with the process designation set to 
“S” when the operation conditions have not been set, an execution status error (end code 15) will occur. 
p. 153
If the OPERATION MODE CHANGE command is executed in Host Communications Monitor Mode with the process 
designation set to “S,” an execution status error (end code 15) will occur. To change from Host Communications Monitor 
Mode to Self Execution Mode, first change to Command Execution Mode. 
 1:N Protocol
Before changing the operation mode to Self Execution Mode, use the OPERATION CONDITION SET command to set 
the operation conditions. If the OPERATION MODE CHANGE command is executed with the process designation set to 
“S” when the operation conditions have not been set, an execution status error (end code 15) will occur. 
p. 153
If the OPERATION MODE CHANGE command is executed in Host Communications Monitor Mode with the process 
designation set to “S,” an execution status error (end code 15) will occur. To change from Host Communications Monitor 
Mode to Self Execution Mode, first change to Command Execution Mode. 
Process designation  Specifies the operation mode of the ID Controller. 
S: Self Execution Mode 
C: Command Execution Mode 
P: Host Communications Monitor Mode 
Execution designation  Always “0”. 
Process designation  Specifies the operation mode of the ID Controller. 
S: Self Execution Mode 
C: Command Execution Mode 
P: Host Communications Monitor Mode 
Execution designation  Always “0”. 
Command
MO
21
2
* CR
1
Command  
code 
Terminator 
×
Process  
desig- 
nation
Execution 
designation
×
Response
MO
00
22
2
* CR
0
1
0
1
Command  
code 
Terminator 
End code
Resend flag
Fixed  
value
Command
MO
×
21
2
* CR
1
@
2
0
11
2
FCS
Command  
code 
Terminator 
Controller No.
×
Process  
desig- 
nation
Execution 
designation
×
××
×