Specifications

195PLC Code for PROFINET Controller

Variable

Clas

Type

Description

LENGTH

Int

Read data size in byte

The read data is moved to the output 'RECORD' by using a block move operation. The user has to

configure an array variable for this output with the corresponding number of elements.

Call FB 'Read_Rec_Ex'

First call:

The index for the read data is 16#AFF0, indicating to read the I&M data (Identification & Mainte-

nance) of the device. The first acyclic buffer is used.

By setting M10 reading the data is started. M11 indicates that the read data has been written to the

global variable 'Read_Data1'.

Second call:

The index for the read data is 16#10, indicating to read the parameter data from index 10 of the devi-

ce. The second acyclic buffer is used.

By setting M14 reading the data is started. M15 indicates that the read data has been written to the

global variable 'Read_Data2'.