APPX
Appendix 5 List of Special Register Areas
871
A
Ethernet function
The following is the list of special register areas relating to the Ethernet function.
No. Name Data stored Details Set by
(setting
timing)
CPU
SD1504 Open completion
signal
In this register, open
completion status is
stored.
Open statuses of connection No.1 to 16 are stored. (0: Close/Open
not completed, 1: Open completed).
b0: Connection 1
b1: Connection 2
b2 to b15: Connection 3 to 16
For details on the on/off timing, refer to the following.
( MELSEC iQ-R Ethernet User's Manual (Application))
S (Status
change)
ALL
SD1505 Open request signal In this register, open
request status is
stored.
Open processing statuses of connection No.1 to 16 are stored. (0:
No open request, 1: Open request exists).
b0: Connection 1
b1: Connection 2
b2 to b15: Connection 3 to 16
For details on the on/off timing, refer to the following.
( MELSEC iQ-R Ethernet User's Manual (Application))
S (Status
change)
ALL
SD1506 Socket
communications
receive status signal
In this register,
receive status is
stored.
Receiving statuses of connection No.1 to 16 are stored. (0: No data
received, 1: Data receiving completed)
b0: Connection 1
b1: Connection 2
b2 to b15: Connection 3 to 16
For details on the on/off timing, refer to the following.
( MELSEC iQ-R Ethernet User's Manual (Application))
S (Status
change)
ALL
SD1504
b15 b12 b11 b8 b7 b4 b3 b0
to to to to
SD1505
b15 b12 b11 b8 b7 b4 b3 b0
to to to to
SD1506
b15 b12 b11 b8 b7 b4 b3 b0
to to to to
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