Difference between revisions of "MC-Basic:INPB"
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| Line 4: | Line 4: | ||
|SYNTAX= | |SYNTAX= | ||
| − | Inpb ('' | + | Inpb (<''address''>) |
|AVAILABILITY= | |AVAILABILITY= | ||
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This command reads the value of a byte at the specified I/O space address. | This command reads the value of a byte at the specified I/O space address. | ||
| − | |||
|TYPE= | |TYPE= | ||
| − | The '' | + | The <''address''> must be a Long expression. The function returns a Long value. |
|RANGE= | |RANGE= | ||
| − | The '' | + | The <''address''> must be in the range 0x0 to 0xFFFF |
|UNITS= | |UNITS= | ||
| Line 30: | Line 29: | ||
|LIMITATIONS= | |LIMITATIONS= | ||
| − | Read | + | *Read only |
| + | *Not supported in EtherCAT system | ||
|EXAMPLE= | |EXAMPLE= | ||
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|SEE ALSO= | |SEE ALSO= | ||
| − | * [[ | + | * [[MC-Basic:INPW|INPW]] |
| − | [[Category | + | [[Category:Obsolete|INPB]] |
}} | }} | ||
Latest revision as of 09:19, 22 May 2014
This command reads the value of a byte at the specified I/O space address.
Syntax
Inpb (<address>)
Availability
All versions
Type
The <address> must be a Long expression. The function returns a Long value.
Range
The <address> must be in the range 0x0 to 0xFFFF
Scope
Task or Terminal
Limitations
- Read only
- Not supported in EtherCAT system
Examples
X=inpb (256) ‘read a byte and assign its value to variable X
?inpb(256) ‘Read a byte