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4 application software – Yaskawa MP920 Communications Module User Manual

Page 25

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1 Communications Modules

1.2.4 Application Software

1-8

1.2.4

Application Software

Application software refers to the ladder logic programs developed by the user using the
MPE720 Programming Device. Communications are coded using the MSG-SND and MSG-
RCV system functions.

Fig. 1.4 Conceptual Diagram of Application Software

Commu-

nications

Module

Communications

processing part

Machine Controller

Communications with a remote station

CPU

Application