Omron CJ - REFERENCE MANUAL 07-2009 Reference Manual page 226

FINS Commands
Parameters
Comments
204
Program number (command)
Always FFFF (hex).
End code (response)
Refer to 5-1-3 End Codes for information on end codes.
Even if any other device has the access right, the access right can be
acquired with this command and a normal end code will be returned.
When ACCESS RIGHT FORCED ACQUIRE (command code 0C02) is exe-
cuted while any other device has the access right, subsequent commands
cannot be executed from the other device. This command should generally
not be used during normal processing.
The following table shows which FINS commands can be executed even
when another device holds the access right.
Command
code
0101 MEMORY AREA READ
0102 MEMORY AREA WRITE
0103 MEMORY AREA FILL
0104 MULTIPLE MEMORY AREA READ
0105 MEMORY AREA TRANSFER
0201 PARAMETER AREA READ
0202 PARAMETER AREA WRITE
0203 PARAMETER AREA CLEAR
0306 PROGRAM AREA READ
0307 PROGRAM AREA WRITE
0308 PROGRAM AREA CLEAR
0401 RUN
0402 STOP
0501 CPU UNIT DATA READ
0502 CONNECTION DATA READ
0601 CPU UNIT STATUS READ
0620 CYCLE TIME READ
0701 CLOCK READ
0702 CLOCK WRITE
0920 MESSAGE CLEAR
0C01 ACCESS RIGHT ACQUIRE
0C02 ACCESS RIGHT FORCED ACQUIRE
0C03 ACCESS RIGHT RELEASE
2101 ERROR CLEAR
2102 ERROR LOG READ
2103 ERROR LOG CLEAR
2140 FINS WRITE ACCESS LOG READ
2141 FINS WRITE ACCESS LOG CLEAR
2201 FILE NAME READ
2202 SINGLE FILE READ
2203 SINGLE FILE WRITE
2204 FILE MEMORY FORMAT
2205 FILE DELETE
2207 FILE COPY
2208 FILE NAME CHANGE
Command name
Section 5-3
Command execution
while another device
has access right
Yes
Yes
Yes
Yes
Yes
Yes
No
No
Yes
No
No
No
No
Yes
Yes
Yes
Yes
Yes
No
No
No
Yes
Yes
No
Yes
No
Yes
No
Yes
Yes
No
No
No
No
No