Omron SYSMAC FH Series - Page 544

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Macro Reference
542
Vision System FH/FZ5 Series
User’s Manual (Z340)
GetPort
Gets the input state of the specified input terminal.
Format
GetPort(<ioIdent>, <portNo>)
Parameter
Return value
Returns the input state of the input terminal as an integer value.
• 0: Input OFF state
• 1: Input ON state
Description
Gets the state of the input terminal of the terminal number specified in the <portNo> parameter of the
communication module specified in the <ioIdent> parameter.
Normally "ParallelIo" should be specified in the <ioIdent> parameter.
If an incorrect data type is specified for a parameter, a "Type mismatch" error will occur.
If a value is assigned to the return value variable or the variable is not used in an expression, a "Syntax error"
error will occur.
If the format is written incorrectly, such as writing the macro function name incorrectly, omitting a comma, or
omitting a half-width space, a "Syntax error" error will occur.
Usage Cautions
• None.
Parameter
name
Data type Description
<ioIdent>
Character
string type
Identification name of the communication module to be used (always "ParallelIo")
(Reference: XList of I/O Modules (p.341))
<portNo> Integer type
Terminal number of input terminal whose input state is to be gotten.
Parallel I/O
•FH
DI0 to DI7: 0 to 7
DSA N: 100 + N x 8 (N: Line number (0 to 7))
STEP N: 101+N x 8
DILINE0 to DILINE2: 200 to 202
•FZ5
DI0 to DI7: 0 to 7
DSA0: 100
STEP0: 101
DSA1: 102
STEP1: 103