153
Sequence Input Instructions
Section 3-3
Precautions
Immediate refresh (!) can be specified for OR NOT. An immediate refresh
instruction updates the status of the input bit just before the instruction is exe-
cuted from a Basic Input Unit (but not Basic Input Units on Slave Racks or for
C200H Group 2 Multi-point Input Units).
Example
3-3-7
AND LOAD: AND LD
Purpose
Takes a logical AND between logic blocks.
Ladder Symbol
Variations
Applicable Program Areas
Description
AND LD connects in series the logic block just before this instruction with
another logic block.
The logic block consists of all the instructions from a LOAD or LOAD NOT
instruction until just before the next LOAD or LOAD NOT instruction on the
same rungs.
Instruction
Operand
LD
000000
AND
000001
AND
000002
OR
000003
AND
000004
LD
000005
AND
000006
OR NOT
000007
AND LD
---
OUT
000008
Logic block
Logic block
Variations
Creates ON Each Cycle AND Result is ON
AND LD
Immediate Refreshing Specification
Not supported.
Block program areas
Step program areas
Subroutines
Interrupt tasks
OK
OK
OK
OK
Logic block A
Logic block B
Serial connection between logic block A and logic block B.
LD
LD
AND LD
to
to
Summary of Contents for CJ1G-CPUxx
Page 3: ...iv N o t i c e ...
Page 5: ...vi ...
Page 21: ...xxii Conformance to EC Directives 6 ...
Page 35: ......
Page 1131: ...1110 CJ series Instruction Execution Times and Number of Steps Section 4 2 ...