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MELSEC-
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5 PRELIMINARY INFORMATION
(2) Station information ( M 20H (1st module) to M 5FH (64th module))
Set the type of remote I/O station, remote device station, intelligent device station
and local station connected to the master station.
This must be set for each module connected.
0123456789101112131415
Station No.
Station type
1(01H) to 64(40H)
(bit)
1: 1 station occupied
2: 2 stations occupied
3: 3 stations occupied
4: 4 stations occupied
0: Remote I/O station
1: Remote device station
2: Intelligent device station
No. of occupied
stations
(Example) To set R2 to station No. 30
2 1 1 E
H
Station type (R2 is an intelligent device station.)
No. of occupied stations (R2 occupies one station.)
Station No. 30 (1E
H
)
(3) Master station buffer size
Address
Details
Default
value
81
H
80
H
82
H
CC
H
CBH
CD
H
M
M
M
M
M
M
Reception buffer
Transmission buffer
Automatic update buffer
Reception buffer
Transmission buffer
Automatic update buffer
40
H
40
H
80
H
40H
40
H
80
H
1st station intelligent
device station
26th station intelligent
device station
∼
∼
∼
Set the buffer memory size assignment to be used for transient transmission to
the intelligent device station.
This must be set for each connected device.
Set so that the total of the transmission buffer, reception buffer and automatic
update buffer is within the range of 80
H to 1000H.
(a) Transmission buffer, reception buffer
Set this when communicating with R2 using the transmission/reception
buffer.
Designate as the transmission/reception data size plus seven words.