Mitsubishi Electric MELSEC Q Series Reference Manual page 577

No. Name
SB0060 Communication mode
Cyclic transmission
SB0061
punctuality assurance
Own station's loop
SB0064
status
SB0065 Loopback status
Own station's IN-side
SB0066
link-up status
Own station's OUT-side
SB0067
link-up status
Own station's IN-side
SB0068
link establishing status
Own station's OUT-side
SB0069
link establishing status
Own station's IN-side
SB006A
cabling status
Own station's OUT-side
SB006B
cabling status
Own station's IN-side
SB006C error frame reception
status
Own station's OUT-side
SB006D error frame reception
status
Description
Stores the constant link scan status.
OFF: Constant link scan is invalid
ON: Constant link scan is valid
(Condition)
• Valid when Data link status of own station (SB0049) is OFF.
Stores the status of cyclic transmission punctuality assurance.
OFF: Cyclic transmission punctuality assurance is invalid
ON: Cyclic transmission punctuality assurance is valid
(Condition)
• Valid when Data link status of own station (SB0049) is OFF.
Stores the transmission path status of the own station.
OFF: Normal
ON: Error
When an error is identified, the error details can be checked by Own station's
loop status (SW0064).
Stores the loopback execution status. (Including own station)
OFF: All stations normal
ON: Station where loopback is performed exists
(Condition)
• Valid when Baton pass status (own station) (SB0047) is OFF.
When Baton pass status (own station) (SB0047) is turned ON (error), data
prior to error is held.
Stores the IN-side link-up status of own station.
OFF: Linking up
ON: Linking down
Stores the OUT-side link-up status of own station.
OFF: Linking up
ON: Linking down
Stores the IN-side link establishing status of own station.
OFF: Link establishment completed
ON: Link establishing
Stores the OUT-side link establishing status of own station.
OFF: Link establishment completed
ON: Link establishing
Stores the IN-side cabling status of own station.
OFF: Normal
ON: Inserted incorrectly
Stores the OUT-side cabling status of own station.
OFF: Normal
ON: Inserted incorrectly
Stores whether the error frame is received or not in the IN-side of own
station.
OFF: Error frame is not received at present
ON: Error frame is received at present
Stores whether the error frame is received or not in the OUT-side of own
station.
OFF: Error frame is not received at present
ON: Error frame is received at present
APPENDICES
Availability
Control Normal
station station
A
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