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10 Applied Instructions (Rotation and Shift Operation)
10.4 RCL / Rotation Left with Carry
207
FXCPU Structured Programming Manual
[Basic & Applied Instruction]
1
Outline
2
Instruction List
3
Configuration of
Instruction
4
How to Read
Explanation of
Instructions
5
Basic Instruction
6
Step Ladder
Instructions
7
Applied Instructions
(Program Flow)
8
Applied Instructions
(Move and
Compare)
9
Applied Instructions
(Arithmetic and
Logical Operation)
10
Applied Instructions
(Rotation and
Shift Operation)
Related device
→ For the carry flag use method, refer to Section 1.3.4.
Cautions
1) Some restrictions to applicable devices
S1:K4Y , K4M and K4S are valid for a 16-bit operation.
K8Y , K8M and K8S are valid for a 32-bit operation.
S2:The FX
3U and FX3UC PLCs only are applicable.
2) In the case of continuous operation type instructions (RCL and DRCL), note that shift and rotation are
executed in every scan time (operation cycle).
3) When a device with digit specification is specified as , only K4 (16-bit instruction) or K8 (32-bit
instruction) is valid (examples: K4Y010 or K8M0).
Device Name Description
M8022 Carry Turns ON when the bit shifted last from the highest position is "1".