Mitsubishi Electric Melsec A Series - Page 106

REPLACEMENT OF MELSECNET (II) AND /B (PLC TO PLC NETWORK)
2 - 69
2
(4) Local station special register
Special registers enabled when host station is a local station
: Compatible, : Partial change required, × : Incompatible
Special register in the case of MELSECNET (II)
master station
MELSECNET/H special register
Number Name Description Number Name Description
Compat-
ibility
Precautions for
replacement
D9243
Station number
information for host
station
Stores the station
number. (0 to 64)
SW0042 Station No.
Stores the station
number of the host.
D9244
Number of link
device stations
Stores number of slave
stations.
SW0056
Total number of link
stations
Stores the total
number of link
stations that is set
with the parameters.
D9245
Number of receive
error detection
times
Stores cumulative total
of receive errors.
SW00B8 to
SW00C7
Various error
counters
Various error
counters
The error count for
each error cause is
stored.
D9248
Local station
operation status
Stores local stations in
a STOP or PAUSE
status.
SW0084
Each station CPU
RUN status
Stores the CPU
RUN status of each
station.
D9249 SW0085
D9250 SW0086
D9251 SW0087
D9252
Local station error
status
Stores the local station
number other than the
host, which is in error.
SW0074
Cyclic transmission
status of each
station
Stores the cyclic
transmission status
of each station.
D9253 SW0075
D9254 SW0076
D9255 SW0077