6 DATA COMMUNICATION USING THE NON PROCEDURE PROTOCOL MELSEC-Q

 

 

 

 

 

 

Send request

 

 

 

 

 

 

 

 

 

 

 

 

execution disabled

(2)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Q series C24

 

 

 

 

Dedicated instruction

 

Receive

 

 

 

 

 

 

 

 

 

 

 

 

 

 

for sending execution

 

data clear

 

 

 

 

 

 

 

 

disabled, too

 

processing

 

(3)

 

Buffer memory

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

address A8H

"0"

 

 

"1"

 

 

 

 

"0"

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(1)

 

 

 

 

 

 

 

 

 

 

 

PLC CPU

 

TO instruction

 

 

 

 

 

 

 

 

 

(Program)

 

(Write "1" to address A8H)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

( 1)

(1)

(1)

1 Add the dotted line portion to the sequence program when the function version A Q Series C24 is used. (Carry out communications when M19 is ON.)

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