Mitsubishi Electric MELSEC FX Series - 7.4 Rotation and Shift Operation; 7.4.1 ROR

7 Applied Instructions
7.4 Rotation and Shift Operation
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
8
Interrupt Function and Pulse Catch Function
A
Relationships between devices and addresses
7.4 Rotation and Shift Operation
7.4.1 ROR
Outline
This instruction shifts and rotates the bit information rightward by the specified number of bits without the
carry flag.
1. Format and operation, execution form
2. Set data
3. Applicable devices
S: Refer to "Cautions".
FX3U(C) FX3G FX2N(C) FX1N(C) FX1S FXU/FX2C FX0N FX0(S)
Instruction
name
Operation
Execution
form
Expression in each language
Structured ladder ST
ROR 16 bits Continuous ROR(EN,n,d);
RORP 16 bits Pulse RORP(EN,n,d);
DROR 32 bits Continuous DROR(EN,n,d);
DRORP 32 bits Pulse DRORP(EN,n,d);
Variable Description
Data type
16-bit
operation
32-bit
operation
Input
variable
EN Execution condition Bit
Number of bits to be rotated
n≤16(16-bit operation), n≤32(32-bit operation)
ANY16
Output
variable
ENO Execution state Bit
Word device storing data to be rotated rightward ANY16 ANY32
Operand
type
Bit Devices Word Devices Others
System User Digit Specification
System
User
Special
Unit
Index Constant
Real
Number
Character
String
Pointer
XYMTCS
D.b
KnX KnY KnM KnS T C D R
U\G
VZModifier K H E
""
P
S1 S1 S1
zzz
S2 S3
zz z
z
S2
zz
ROR
EN
n
ENO
d
RORP
EN
n
ENO
d
DROR
EN
n
ENO
d
DRORP
EN
n
ENO
d