Writenbit - Omron NY532-5400 Reference Manual

2 Instruction Descriptions

WriteNbit_**

The WriteNbit_** instructions write zero or more bits to a bit string.
Instruction
WriteNbit_** N-bit Write Group FUN
Variables
Name Meaning
In Read
source
Pos Write
position
Size Write size
InOut Write target In-out
Out Return
value
Bit strings
In OK OK OK OK
Pos
Size
InOut
Out OK
Function
A WriteNbit_** instruction first reads the lower Size bits from read source In. Then it writes the values
that it read to write position Pos in write target InOut.
The name of the instruction is determined by the data types of In and Out. For example, if In and Out
are the WORD data type, the instruction is WriteNbit_WORD.
2-1368
Name FB/FUN
I/O Description
Bit string from which to read
bits to write to InOut
Input Bit position to which to write
Number of bits to write
Write result
Always TRUE
Output
OK
OK
Must be same data type as In
Graphic expression
(@)WriteNbit_**
EN ENO
In Out
InOut
Pos
Size
"**" must be a bit string data type.
Valid range
Depends on data type.
0 to No. of bits in InOut
−1
0 to No. of bits in In
Depends on data type.
TRUE only
Integers
NY-series Instructions Reference Manual (W560)
ST expression
WriteNbit_**(In, Pos, Size,
InOut);
"**" must be a bit string data
type.
Unit Default
0
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1
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Times, durations,
dates, and text strings