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Delta Electronics DELTA DUP-B User Manual

Page 306

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Chapter 3 Creating and Editing Screens

For example, suppose that there are 25 element addresses on the screen and
Background is used (5 lines of macro commands), if the setting value of background
macro update cycle is set to 2, when background macro is executed, HMI will first read
25 element addresses and then execute 2 lines of background macro in sequence.























Read 25 element addresses

Execute 1st and 2nd line commands

of Background Macro

Read 25 element addresses

After execution

After read operation

After read operation

Execute 5th line commands of

Background Macro

After read operation

After execution

Execute 3rd and 4th line commands

of Background Macro

Read 25 element addresses

After execution

Execute

Background Macro

again

Revision May, 2010

3-285