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11 Applied Instructions (Data Operation)
11.9 SQR / Square Root
248
FXCPU Structured Programming Manual
[Basic & Applied Instruction]
11.9 SQR / Square Root
Outline
This instruction obtains the square root.
The DESQR instruction obtains the square root in floating point operation.
→ For DESQR instruction, refer to Section 18.15.
1. Format and operation, execution form
2. Set data
3. Applicable devices
S: Refer to "Cautions".
FX3U(C) FX3G(C) FX3S FX2N(C) FX1N(C) FX1S FXU/FX2C FX0N FX0(S)
Instruction
name
Operation
Execution
form
Expression in each language
Structured ladder/FBD ST
SQR 16 bits Continuous SQR(EN,s,d);
SQRP 16 bits Pulse SQRP(EN,s,d);
DSQR 32 bits Continuous DSQR(EN,s,d);
DSQRP 32 bits Pulse DSQRP(EN,s,d);
Variable Description
Data type
16-bit
operation
32-bit
operation
Input
variable
EN Execution condition Bit
Word device storing data whose square root is obtained. ANY16 ANY32
Output
variable
ENO Execution state Bit
Data register storing the square root operation result ANY16 ANY32
Operand
type
Bit Devices Word Devices Others
System User Digit Specification
System
User
Special
Unit
Index
Cons
tant
Real
Number
Character
String
Pointer
XYMTCS
D
.b
KnX KnY KnM KnS T C D R
U\G
V Z Modifier K H E
""
P
z
S1 S1
zzz
z
S1 S1
z
SQR
EN
s
ENO
d
SQRP
EN
s
ENO
d
DSQR
EN
s
ENO
d
DSQRP
EN
s
ENO
d