Delta AH500 Programming Manual page 643

API Instruction code
2111 $RIGHT
Device X Y M
 
S
 
n
 
D
Symbol:
Explanation:
1. The instruction is used to retrieve n characters in the string in S from the right, and the
characters which are retrieved are stored in D.
2. If n is 0, the value in D is 0.
S
S +1
n-1
n-3
Second ASC II code from the last
n-1
D
n-3
D +1
Second ASC II code from the last
If the data in S is ABCDEF12345 and n is 5, five characters in the string in S are retrieved from
the right. The conversion result is as follows.
b15
S
S +1
ABCDE F12345
S
+2
S +3
S +4
S +5
Operand
P S, n, D
S T C HC D
  
  
  
Pulse instruction 16-bit instruction (7-13 steps) 32-bit instruction
AH500
S ： String
Number of characters which are
n ：
retrieved
Device in which the characters
D ：
retrieved are stored
b15
Second A SCII code
F our th ASCII code
t h A SCII c ode from the last
A SCII c ode from the last
t h
16#00
A SCII c ode from the last
t h
A SCII c ode from the last
t h
16#00
b8 b7
16#42(B) 16#41(A)
16# 44(D) 16# 43(C)
16# 46(F ) 16# 45(E)
16# 32(2) 16# 31(1)
16# 34(4) 16# 33(3)
16# 00
16# 35(5)
Ch a pt er 6 Ap p l i ed I ns t r uc t i ons
The retrieve of the characters in the
string begins from the right.
L SM SR E PR
 
  

AH500
b7
b8
b0
F irst ASCII code
T hi rd AS CII c ode
n ASCII code fr om the las t
t h
n-2 A SCII c ode from the last
t h
T hi rd AS CII c ode from the l as t
F irst ASC II code from the last
n ASCII code fr om the las t
t h
n-2 A SCII c ode from the last
t h
T hi rd AS CII c ode from the l as t
F irst ASC II code from the last
b0 b15
16# 32(2)
16# 34(4)
16#00
T he fifth charac ter from the last
Function
K 16# "$" DF
 
  

-
Word
Word
Word
b8 b7 b0
D
16#31(1)
16# 33(3) D +1
16# 35(5) D +2
6 - 4 7 5