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FX
-64CCL User's Manual
3U
Appendix B-3 [BFM#25] Communication status comparison table
BFM#25 the difference in 64CCL and FX
bit
0
CRC error
1
Timeout error
2
Reserved
3
Reserved
4
Reserved
5
Reserved
6
Reserved
7
Link execution
Master PLC RUN
8
status
Master PLC error
9
status
10
Refresh
11
Reserved
12
Reserved
14 13
Protocol version
15
Reserved
*1.
When "Link execution (bit 7)" is OFF, the "Master PLC RUN status (bit 8)", "Master PLC error status
(bit 9)" and "Refresh (bit 10)" bits hold their final values from the link execution.
66
2N
BFM#25 Communication status
Description of 64CCL
Information for the
64CCL
Information for the
master station
Appendix B-3 [BFM#25] Communication status comparison table
-32CCL of the communication status is as follows.
Explanation of 64CCL
0 : The receive data does not have a CRC error.
1 : The receive data has a CRC error.
This bit turns ON when there is a discrepancy with the
CRC value due to unwanted noise or other disruptions
affecting the transmission path.
0 : Normal
1 : Timeout error
This error occurs when the next refresh is not given
during the execution of a current refresh.
This bit turns ON when the transmission data send time
exceeds the fixed time for normal reception completion.
The line may be shut down, the system may go down,
or the power may be turned OFF.
0 (Not used)
0 (Not used)
0 (Not used)
0 (Not used)
0 (Not used)
0 : Link non-execution*1
1 : Link execution ( L RUN is ON )
This bit is ON during data link with the master station.
0 : During STOP
1 : During RUN
This bit is ON when the PLC connected to the master
station is in RUN mode. This bit operates only during
normal data link operation.
0 : Normal
1 : Abnormal
This bit turns ON when the PLC connected to the master
station has an error. The status is only valid when the
master station CPU's designated operation condition is
shown as "resuming." For details, refer to the master unit
manual.
0 : With no refresh
1 : With refresh
0 (Not used)
0 (Not used)
The CC-Link protocol version is stored.
00 : Ver.1
01 : Ver.2
0 (Not used)
Appendix B: Differences with FX2N-32CCL
Mentioned similar
Mentioned similar
Reserved
Reserved
Reserved
Reserved
Mentioned similar
Mentioned similar
Mentioned similar
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
BFM#25 of
FX
-32CCL
2N
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