Rockwell-automation GMLC Reference Manual Manual de usuario Pagina 661

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Publication GMLC-5.2 - November 1999
624 System Functions
Flex I/O Group Input
Use the Flex_IO_group_input function to directly specify Flex I/O
discrete input groups in an expression. The Flex_I/O_group_input
function is available only if your motion controller is running i
CODE
version 3.0 or later (as selected in the Configure Control Options dialog
box).
You define and select input groups in the Tag Explorer (under Flex I/O
Input Group) and Tag Window. It is not necessary to use this function to
specify them directly
Syntax:
Flex_IO_group_input[module, address, total signals in group,
optional mask]
Total Signals in Group The total number of consecutive signals (from 1 to 16) comprising
the group, including any masked (or omitted) signals.
Optional Mask An integer representing the sum of the binary value of each group
input bit whose signal is read, excluding—or masking—the binary
value of every group input bit whose signal is not read. (See
Optional
Masks
in the
Group Input
section.)
Argument Description
Module Select the Flex I/O module (from 0 to 8), from which output is read.
Address Select the address of the selected module’s specific output (from 0
to 15) to be read.
Total # of Signals in the
Group
The total number of consecutive signals (from 1 to 16) comprising
the group, including any masked (or omitted) signals.
Optional Mask An integer representing the sum of the binary value of each group
input bit whose signal is read, excluding—or masking—the binary
value of every group input bit whose signal is not read. (See
Optional Mask
in the
Group Input
section, above.)
Argument Description
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