5.7.5 MEWTOCOL communication example
(Mixed I/O type and RS485 type)
This is the using example of I/O type and RS485 type are mixed
Set the master to”[I/O] MEWTOCOL (event)” by setting tool.
(*Event is the system that wireless communication is performed only when received data
communication from the upper.)
Routing setting for the above system by setting tool
Notes: 1. Set different Unit No. to the slave and the terminal. If not, it doesn’t work correctly.
2. Do not send MEWTOCOL command to the unis of RS485 type. RS485 type doesn’t
send correct response.
●
Send MEWTOCOL command to PLC4
・
Send command from upper computer
%04#RT04 (CR)
*Hereinafter (CR) shows CR code.
・
Response from PLC4
%04$RT
・・・
(CR)
Reference:
<6.3.2 Confirmation of COM port connection> Check version of main unit
PLC No.4 as terminal of slave No.2
Computer
RS232C
[I/O]
Slave 03
[I/O]
Slave 01
(Repeater)
Slave 02
[RS485]
Switch
Master 00
[I/O]
Flashe
PLC 04 (MEWTOCOL)
MEWTOCOL command
r
Drive circuit
%04$RT
・・・
(CR)
%04#RT04 (CR)
Slave 02
%04#RT04 (CR)
→
Computer
%04#RT04 (CR)
←
%04$RT
・・・
(CR)
Master 00
[I/O]
%04$RT
・・・
(CR)
PLC 04 (MEWTOCOL)
5-33
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Содержание KR20
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