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Setting and Confirming Communication Conditions
5.1 Setting Applications and Communication Conditions
5.1.1 Applications to be Set for Each Port
Available functions for each communication port
Communication function to be used
PLC link
MEWTOCOL7－COM (Note 1)
MEWTOCOL－COM
MODBUS-RTU
General-purpose communication
(Note 1) In MEWTOCOL7-COM, there is no master communication function.
5.1.2 Conditions to be Set for Each Port
Communication condition
Communication port
Station no.
Baud rate
Data length
Parity
Communica
Stop bit
tion format
End code
Start code
RS/CS controlled
Send Waiting
Modem initialization
(Note) Communication conditions that can be set vary by the mode to be used (PLC link, MEWTOCOL
communication, MODBUS-RTU, general-purpose communication).
5-2
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COM.0
Master
Slave
Master
Slave
1 - 99 (MEWTOCOL-COM)
1 - 999 (MEWTOCOL7-COM)
1 - 247 (MODBUS-RTU)
300,600,1200,2400,4800,9600,19200,38400,57600,115200,230400
7 bits, 8 bits
None, Odd, Even
1 bit, 2 bits
CR, CR+LF, ETX , or time (0.01 ms – 100 ms, by the unit of 0.01 ms)
With STX, Without STX
No/Yes
0 to 100 ms
Invalid, Valid, Re-initialization
Allocated communication port
COM.1
COM.2
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
Setting range
COM.3
COM.4
●
●
●
●
●
●
●
●
●
●
Default
1
9600
8 bits
Odd
1 bit
CR
Without
STX
Invalid
0 ms
Invalid
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