Mitsubishi Electric MELSEC FX Series - 7.20.9 INSTR

7 Applied Instructions
7.20 Character String Control
662
FXCPU Structured Programming Manual
(Basic & Applied Instruction)
7.20.9 INSTR
Outline
This instruction searches a specified character string within another character string.
1. Format and operation, execution form
2. Set data
3. Applicable devices
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
INSTR 16 bits Continuous INSTR(EN,s1,s2,n,d);
INSTRP 16 bits Pulse INSTRP(EN,s1,s2,n,d);
Variable Description Data type
Input
variable
EN Execution condition Bit
Head device storing a character string to search for String
Head device storing a character string to be searched String
Search start position ANY16
Output
variable
ENO Execution state Bit
Head device storing search result ANY16
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
zzz z z z
zzz z z
zzz z z
zz zz
INSTR
EN ENO
d
s1
s2
n
INSTRP
EN ENO
d
s1
s2
n