Get Port Address And Set Port Address (Ppi Protocol On Rs485/Rs232) - Siemens SIMATIC S7 System Manual

Hide thumbs Also See for SIMATIC S7:

Table of Contents

Get port address and set port address (PPI protocol on RS485/RS232)

You can use the GET_ADDR and SET_ADDR instructions to read and set the PPI network

address of the selected port.

The CPU models CPU CR20s, CPU CR30s, CPU CR40s, and CPU CR60s do not support

the use of signal boards.

S7-200 SMART

System Manual, V2.3, 07/2017, A5E03822230-AF

RCV VB100, 0

ADDR, PORT The GET_ADDR instruction reads the station address of the CPU port speci-

fied in PORT and places the value in the address specified in ADDR.

ADDR, PORT The SET_ADDR instruction sets the port station address (PORT) to the value

specified in ADDR. The new address is not saved permanently. After a power

cycle, the affected port returns to the network address downloaded in the

system block.

Program instructions

7.3 Communication

Transmit Complete interrupt: Enable

another receive.

Show Quick Links

Table of Contents

Simatic s7-200 smart