Delta AH500 series Manual download pdf (Page 42)

Chapter 2 Programming

After the function block interface appears, type the identifiers as shown below.

Users need to create a data block for the function block. The data block can be created as a global

symbol or a local symbol, but it is created as a local symbol in the main program here. Notice that

users need to select

Function Block

in the

Type Class

box, and select “FB_SPP_Sys” in the

Type

box. Please type “SPP01_DB” in the

Identifier

box, and type “SPP01 Data Block” in the

Comment…

box, as show below.

After the local symbol is created, the identifier can be given to the function block. (The data type

should be the same with the name of the function block.)

After the file is saved, the writing of the program is complete.

Users can click

to check the syntax of the current program, and click to compile the project.

The compiling of the project is different from the checking of the syntax in that the former involves

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Delta AH500 series Manual Page 42