Omron CJ - PROGRAMMING MANUAL 08-2008 Programming Manual page 97

Programmable controllers
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Precautions
Example: The following example will move #0200 to D00200 if D00100 con-
tains #0010 and move #0300 to D00300 if D00100 does not contain #0010.
Incorrect
Use
The Equals Flag will turn ON if D00100 in the rung above contains #0010.
#0200 will be moved to D00200 for instruction (1), but then the Equals Flag
will be turned OFF because the #0200 source data is not 0000 Hex. The MOV
instruction at (2) will then be executed and #0300 will be moved to D0300. A
rung will therefore have to be inserted as shown below to prevent execution
results for the first MOVE instruction from being picked up.
Correct
Use
Section 2-2
Reflects CMP execution results.
(1)
Reflects MOV execution results.
(2)
Reflects CMP execution results.
59

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