
2.4 Instruction Details
3-64
2
Chapter 2 Instructions
Applications of ORL Instruction
Coding (1) Coding (2)
• The ORL instruction can be used as many times as desired. Note, however, that
in example (2) above, ORL is entered one less time than the number of blocks to
be connected.
• Also, ORL can be used only 8 times or less in example (2), whereas in example
(1) it can be used as many times as desired.
Note: "LOGIC ERROR" is displayed on the programmer when ORL is used 9 times
or more in example (2).
0000 0001
0500
0003
0002
0005
0004
Line No. Instruction Operand
0000 LD 0000
0001 AND 0001
0002 LD 0002
0003 AND 0003
0004 ORL
0005 LD 0004
0006 AND 0005
0007 ORL
0008 OUT 0500
Line No. Instruction Operand
0000 LD 0000
0001 AND 0001
0002 LD 0002
0003 AND 0003
0004 LD 0004
0005 AND 0005
0006 ORL
0007 ORL
0008 OUT 0500
Block
Block
Block
ORL
KVNKA Chap 02_4aP.p65 08.3.11, 11:57 AM64
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