Delta AS Series Programming Manual page 1059

API Instruction code
2115 $SER
Device X Y M
 
S
1
 
S
2
 
n

D
Data
type

S
1

S
2

n

D
Symbol
Explanation
1. This instruction searches the string in S
D.
th
2. When the n character exceeds the length of the string in S
3. Suppose the string in S
third character in S , and the value in D is 5.
2
b15 b8 b 7
S1
1 6#46 (F )
1 6# 4 8(H )
S1 +1
忽略
S1 +2 Ig n o r e d
Operand
P S , S , n, D
1 2
S T C HC
 
 
 
 




Pulse instruction
： String to be searched
S
1
： String to be searched for
S
2
n ： n
D ： Search result
th
from the n
2
is "ABCDEFGHIJK", the string in S
2
b0 b15
16# 4 2(B)
1 6#45(E)
1 6# 47 (G) 16# 4 4(D )
16 # 00 16 # 46(F)
16 # 48(H)
16# 4A(J)
16 # 00
Cha p ter 6 App l ied Ins truc tio ns
D FR SM SR
 
 
  
 
16-bit instruction
AS AS
th
character in S where the search begins
2
character for the string in S
1
, or S >S , D is 0.
2 1 2
is "EFGH", and n is 3. The search begins from the
1
b8 b 7 b0
S2
16#4 1(A)
16# 4 3(C )
S2 +1 Se arch ing t he st ring f rom the th ird chara ct er
16# 45(E) S2
Matchin g chara ct er
+2
16# 47(G)
S2 +3
1 6# 4 9(I )
S2 +4
16# 4B(K)
S2 +5
Afte r the inst ruction is e xecuted
5
D
Function
Searching a string
E K 16# "$"


  

32-bit instruction
-
, and stores the search result in
6 - 7 7 9
F


6_