Mitsubishi Electric MELSEC L Series User Manual page 127

No.
Connection status (own
SW0064
station)
SW1000 to For the CC-Link
SW1FFF master/local module
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Name
Stores the connection status of the own station.
00H: Normal
01H: Normal (communication in progress on PORT1, cable disconnected on PORT2)
04H: Normal (loopback communication in progress on PORT1, cable disconnected on PORT2)
10H: Normal (cable disconnected on PORT1, communication in progress on PORT2)
11H: Disconnecting (cable disconnected on PORT1 and PORT2)
12H: Disconnecting (cable disconnected on PORT1, establishing line on PORT2)
21H: Disconnecting (establishing line on PORT1, cable disconnected on PORT2)
22H: Disconnecting (establishing line on PORT1 and PORT2)
40H: Normal (cable disconnected on PORT1, loopback communication in progress on PORT2)
By setting these areas as the refresh destination device of the link special register (SW) of the
CC-Link master/local module, the data link status of CC-Link can be checked.
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Description
APPENDICES
A
125