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Chapter 2 Specification of Communication port for CPU module

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UDP/IP protocols

In the ASR communication port, when using UDP/IP to communication, it is necessary to open the ASR port.

Message data can be sent and received after the ASR port is opened. Message data cannot be sent and received if the

ASR port is closed. When receiving messages while the ASR port is closed, the receiving data is cancelled.

In the ASR communication port, close the port to terminal the communication.

Port open (*)

ASR port open

Active open side Passive open side

Data sending and receiving

EHV-CPU Server

(*) The ready to send and receive data is

called “Port open” in this manual.

Port close (*) ASR port close

(*) The termination to send and receive

is called “Port close” in this manual.

Figure 2.19 Example of UDP/IP protocols

Reference

In order to open the port on the ASR communication port, turn on the ASR port open request flag of the control

Ex.) In case of ASR communication port 1: WRF601 = H0001

In order to close the port on the ASR communication port, turn off the ASR port open request flag of the control

Ex.) In case of ASR communication port 1: WRF601 = H0000

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RTS WM300 Especificaciones Pagina 32