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4.3 Input/Output Signals Used for Communication
4.3.1 I/O Allocation
Input signal
Input
Response
signal
connection
X70
Connection 1
X71
Connection 2
---
---
X79
Connection 10
X7A
Connection 11
X7B
Connection 12
X7C
Connection 13
X7D
Connection 14
X7E
Connection 15
X7F
Connection 16
X80
Connection 1
X81
Connection 2
---
---
X89
Connection 10
X8A
Connection 11
X8B
Connection 12
X8C
Connection 13
X8D
Connection 14
X8E
Connection 15
X8F
Connection 16
X90
Connection 1
X91
Connection 2
---
---
X99
Connection 10
X9A
Connection 11
X9B
Connection 12
X9C
Connection 13
X9D
Connection 14
X9E
Connection 15
X9F
Connection 16
4.3 Input/Output Signals Used for Communication
Name
Description
• When connection is ON in the
general-purpose communication
mode, the flag turns ON once data
are received.
• When general-purpose
Reception
communication reception command
general-purpose
(GPRECV) is executed, and
communication
receiving of data has been
done flag
completed, the flag turns OFF.
• When connection is in
MEWTOCOL-DAT, MEWTOCOL-
COM, or MODBUS TCP, the flag
turns OFF.
• When connection is ON in the
general-purpose communication
mode, the flag is ON.
Clear to send
• When the connection is not ON,
general-purpose
the flag is OFF.
communication
flag
• When connection is in
MEWTOCOL-DAT, MEWTOCOL-
COM, or MODBUS TCP, the flag is
OFF.
• When connection is ON in the
MEWTOCOL-DAT, MEWTOCOL-
COM, or MODBUS TCP, the flag is
Clear to send
ON.
master
• When the connection is not ON,
communication
the flag is OFF.
flag
• When connection is in general-
purpose communication, the flag is
OFF.
Effective
Operation mode
General-purpose
communication
General-purpose
communication
MEWTOCOL-DAT
MEWTOCOL-COM
MODBUS TCP
4-5
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