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9 COMMUNICATION BETWEEN THE MASTER STATION AND THE
REMOTE I/O STATION
MELSEC-QnA
9.2.2 Communication program
A program to control the remote I/O stations is shown below.
The following configuration of the programmable controller CPU, master station's
buffer memory and the remote I/O stations is assumed.
to
M15 M0
toM31 M16
to
M47 M32
to
M63 M48
to
M79 M64
toM95 M80
to
M111 M96
to
M127 M112
M143 to M136M135 to M128
E0H
E1H
E2H
E3
H
E4
H
E5H
E6H
E7H
E8H
E9
H
EA
H
15F
H
to
FROM
Programmable controller CPU Master station
Remote input (RX)
toX0F X00
Remote I/O station (Station No. 1)
AJ65BTB1-16D
toX0F X00
Remote I/O station (Station No. 2)
AJ65BTC1-32D
toX1F X10
to
M215 M200
to
M231 M216
to
M247 M232
to
M263 M248
M271 to M264
160H
161H
162H
163H
164
H
165
H
166H
167H
168H
169
H
16AH
1DFH
to
TO
Remote output (RY)
M279 to M272
toY0F Y00
Remote I/O station (Station No. 3)
AJ65BTB1-16T
toY0F Y00
Remote I/O station (Station No. 4)
AJ65BTC1-32T
to
Y1F Y10
YF to Y8
Remote I/O station (Station No. 5)
AJ65BTB1-16DT
X7 to X0