5 - 4 5 - 4
MELSEC-Q/QnA
5 SEQUENCE INSTRUCTIONS
[Operation Errors]
(1) There are no operation errors with LD, LDI, AND, ANI, OR, or ORI instructions.
[Program Example]
(1) A program using LD, AND, OR, and ORI instructions.
[Ladder Mode] [List Mode]
b0
1
0
D0
b5b15
···Word
device bit
designa-
tion
Steps Instruction Device
(2) A program linking contact points established through the use of ANB and ORB instructions.
[Ladder Mode] [List Mode]
b0
D6
b4b15
b1
1
0
1
0
ORB
ANB
···Word
device bit
designa-
tion
Steps
Instruction
Device
(3) A parallel program with OUT instruction
[Ladder Mode] [List Mode]
Device
Steps
Instruction
Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com