Rockwell-automation 1794-APB/B FLEX I/O PROFIBUS Adapter Module User M Manual de usuario descargar pdf (Pagina 75)

2–55How Communication Takes Place and I/O Image Table Mapping

-%$,$(' 0  (.!&!* 

Incremental Encoder Module (1794ĆID2) Image Table Mapping

Module Image

I/O Image

Input Size

Output Size

,((* +

,((* +

G0 Z0 B0 A0S1 S0 C1 C0RZ1G1 A1B1PD0PD1

Store 0 - Saved Counter Value on channel 0

Store 1 - Saved Counter Value on channel 1

Channel 0 - current counter value on channel 0

Channel 1 - current counter value on channel 1

Channel 0 - Counter word readback

Channel 1 - Counter word readback

Code for identification of software version

Channel 0 Control Word- sets the function of counter 0

Channel 1 Control Word - sets the function of counter 1

Channel 0 Preset - value to load or compare with counter 0

Channel 1 Preset - value to load or compare with counter 1

Not used

Control Word 2 - Sets filter function for both channels

Bit/Word Definitions for Block Transfer Read Words for the

Pulse Counter Module

Word Bit Definition

!

(* 

$,  Status for input A )-%+! ,*'+&$,,!*   #$+ $, /#!' +!, $' $,!+  +$"'% , 

(* 

$,  Status for input B )-%+! ,*'+&$,,!*   #$+ $, /#!' +!, $' $,!+  +$"'% , 

$,  Status for input Z )-%+! ,*'+&$,,!*   #$+ $, /#!' +!, $' $,!+  +$"'% , 

$,  Status for input G )-%+! ,*'+&$,,!*  #$+ $, /#!' +!, $' $,!+  +$"'% , 

$,  Status for input A )-%+! ,*'+&$,,!*   #$+ $, /#!' +!, $' $,!+  +$"'% , 

$,  Status for input B )-%+! ,*'+&$,,!*   #$+ $, /#!' +!, $' $,!+  +$"'% , 

$,  Status for input Z )-%+! ,*'+&$,,!*   #$+ $, /#!' +!, $' $,!+  +$"'% , 

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Rockwell-automation 1794-APB/B FLEX I/O PROFIBUS Adapter Module User M Manual de usuario Pagina 75