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Page 1: Resumo da Linguagem FBD

Concept V2.5 FBD logic format

NOTE: Data Type MUST match pin variable type or you will not be able to connect (only correct data type variables shown when you do a Variable Lookup)

Execution order Programmer SelectedInstance Name

Inverted (Normally Closed) Input.Outputs can also be inverted.

Value Passedwithout declaring

Variable Passedby linking

and declared

Output can be linkedto multiple inputs

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Concept V2.5

Extendable Function Blocks

How many pins do you need?

Up to 32 pins!

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Concept V2.5

Assigning Values to Pins

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Concept V2.5

Assigning Values to Pins

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Concept V2.5

Assigning Values to Pins

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Concept V2.5

Zooming into a Function Block

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Concept V2.5

Advanced Dialog

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Concept V2.5

Reversing Execution OrderExecution order

reversedExecution order

(1)

(2)

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Concept V2.5

Click one FFB in FBD Section This FFB can be replaced: Objects Replace FFBs If number and names of formal

operands (Data Types) are identical, no object will be lost.

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Concept V2.5

Double click on FFB, show EN/ENO: Any FFB (DFB) will be executed only if

EN = 1 (Saves scan time) If EN/ENO is not displayed then EN has

the default value of EN = 1 ENO = 1 indicates the correct and

successful execution

EN / ENO Special Input / Output

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Concept V2.5 Logic Format

FBI_9_1 (1)

Default Function Block Instance name _9. created section _1. invoked EFB(can be changed by the user).

(1) First executed Function Block in the execution order. (Display can be turned off)

.9.3 (2)

Default function identifier (cannot be changed): .9. created section. .3. invoked EFB

(2) Second executed Function Block in execution order. (Display can be turned off)

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Concept V2.5

Basic Logic and Timing Functions

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Concept V2.5

Basic Math Functions

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Concept V2.5

Basic Latches and Comparisons

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Concept V2.5

Basic Functions Counters

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Concept V2.5 FBD - Example


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