Mitsubishi Electric MELIPC MI5000 Series User Manual page 274

No. Name
SW0046 Module identification
SW0047 Baton pass status of own station
SW0048 Cause for baton pass interruption
SW0049 Cause of data link stop
SW004A Station requiring data link stop
SW004B Own station status
SW004C Parameter settings status
SW0050 Own station link start results
APPX
272
Appendix 8 List of Link Special Registers
Description
Stores own station hardware status.
b15
(1): Model type (00: module, 01: board, 10: display device)
(This product is a registered as Model type "board". )
Stores baton pass status of own station (transit transmission enabled).
• 0: In data link
• 2: In baton pass
• 3: Baton pass stopped
• 4: In testing
• 5: Offline
Stores the cause for own station communications (baton pass) interruption.
■00H: At normal communications or power ON
■30H: Cable disconnection
■33H: During parallel processing or concurrent processing
■40H: Offline mode
■60H: Network topology setting error
Stores the cause of own station data link stop.
■00H: At normal communications or power ON
■01H: Stop instruction
■02H: Monitoring period time up
■05H: No slave station (master station only)
■11H: Out of own station number range
■12H: Own station reserved station settings
■13H: Own station number duplicated
■14H: Master station duplicated
■16H: Station number not set
■18H: Parameter error
■19H: Parameter in communication
■1AH: Station type mismatch
■1BH: Parameter mismatch
■1DH: In CC-Link IE Field Network synchronous communication initial processing
■20H: Moderate or major error
■60H: Invalid ring connection (master station only)
Stores the station number of the station requesting a stop for own station.
(Range: 1 to 120, 125 (master station))
Carry out data link stop request with 'system link stop' (SB0003).
<Conditions>
Enabled when 'baton pass status' of own station (SB0047) is OFF. When 'baton pass status of own
station' (SB0047) is ON (error), the data immediately before is retained.
The status of own station is stored.
■00H: Not mounted
■01H: STOP (normal)
■02H: STOP (moderate/major error)
■03H: STOP (minor error)
■04H: RUN (normal)
■05H: RUN (minor error)
■0EH: Resetting
■0FH: Initial processing
Stores parameter settings status
• 0: Normal
• From 1: Error details (error code)
<Conditions>
Enabled when 'reception parameter error' (SB004D) is ON.
Stores results from data link start at 'own station link start' (SB0000).
• 0: Normal
• From 1: Error details (error code)
(Turning OFF 'own station link start' (SB0000) clears stored error details. )
<Conditions>
Enabled when 'baton pass status' of own station (SB0047) is OFF. When 'baton pass status of own
station' (SB0047) is ON (error), the data immediately before is retained.
b0
(1)