LS Industrial Systems XBC-DR10E - String; Instruction

Chapter 6 Instruction Details
XBC E-Type Main Unit 6-244 Ve r. 1
6.34.7 LEN, LENP
Instruction
Area Available
Step
Flag
P M K F L T C S Z D.x R.x
Con
st
U N D R
Error
(F110)
Zero
(F111)
Carry
(F112)
LEN(P)
S
O
O
O
-
O
O
-
-
O
-
-
-
O
O
O
O
2~4 - - -
D
O
O
O
-
O
-
-
-
O
-
-
-
O
O
O
O
Operand
Description
Data Type
S
Start position of string
STRING
D
Position to save string length
WORD
1) LEN( Length)
(1) Calculates the string length saved in ASCII starting from S to save in D by 2 digits per word.
(2) If specified string S exceeds 31 characters with no NULL code, it will return 31 characters without any
error.
b8
b7
D
4
b15 b0
S+1
S+2
h33 (3)
h32 (2)
h35 (5)
h34 (4)
h00
S
b15 b0b8 b7
2) Program Example
(1) If Input Signal P00000 is changed to On, the string size of ‘124’ saved in D00000~D00001 is
operated and ‘3’ is saved in D10.
b8 b7
D10
3
b15
b0
D1
D2
h31 (1) h32 (2)
h00 h34 (4)
h36
D0
b15 b0b8 b7
P00000
LEN D0000 D00010
LEN
means LEN
P
S
D
LENP
S
D