202
FINS Commands Section 5-3
Response Format
Parameters Program No. (command)
Always FFFF (hex).
End code (response)
Refer to 5-1-3 End Codes for information on end codes.
Comments If any other device has the access right, the access right cannot be acquired
with this command; use ACCESS RIGHT FORCED ACQUIRE (command
code 0C01). (Refer to 5-3-25 ACCESS RIGHT FORCED ACQUIRE: 0C 02.)
When ACCESS RIGHT ACQUIRE (command code 0C01) is executed while
any other device has the access right, subsequent commands cannot be exe-
cuted from the other device. This command should generally not be used dur-
ing normal processing.
The following table shows which FINS commands can be executed even
when another device holds the access right.
End codeCommand
code
01
0C
Unit address of Unit with access right
Node number of device with access right
Network address of device with access right
If any other device holds the access
right, the device will be identified.
Command
code
Command name Command execution
while another device
has access right
0101 MEMORY AREA READ Yes
0102 MEMORY AREA WRITE Yes
0103 MEMORY AREA FILL Yes
0104 MULTIPLE MEMORY AREA READ Yes
0105 MEMORY AREA TRANSFER Yes
0201 PARAMETER AREA READ Yes
0202 PARAMETER AREA WRITE No
0203 PARAMETER AREA CLEAR No
0306 PROGRAM AREA READ Yes
0307 PROGRAM AREA WRITE No
0308 PROGRAM AREA 5CLEAR No
0401 RUN No
0402 STOP No
0501 CPU UNIT DATA READ Yes
0502 CONNECTION DATA READ Yes
0601 CPU UNIT STATUS READ Yes
0620 CYCLE TIME READ Yes
0701 CLOCK READ Yes
0702 CLOCK WRITE No
0920 MESSAGE READ/CLEAR No
0C01 ACCESS RIGHT ACQUIRE No
0C02 ACCESS RIGHT FORCED ACQUIRE Yes
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