2 Instruction Descriptions
2-452
NJ-series Instructions Reference Manual (W502)
The following example shows the Unite8Bit_DWORD instruction when Num is USINT#3.
Use the Dispart8Bit instruction (page 2-449) to separate a bit string into 1-byte units.
• If the value of Num is 0, the value of Out is 0.
• An error occurs in the following cases. ENO will be FALSE, and Out will not change.
• The value of Num is outside of the valid range.
• The value of Num exceeds the array area of In[].
• In[] is not a BYTE array.
• An array without a subscript is passed to In[].
Additional Information
Precautions for Correct Use
def:=Unite8Bit_DWORD(abc[1], USINT#3);
LD ST
USINT#3
def
abc[1]
Unite8Bit_DWORD
EN ENO
In
Num
Byte 0Byte 1Byte 2
Highest
byte
Out=def
Num=USINT#3
16#00
Num=USINT#3
In[0]=abc[1]
In[1]=abc[2]
In[2]=abc[3]
In[3]=abc[4]
36
AA
21
A0
00 21 AA 36
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