Indirect Address Read Operations - Mitsubishi Electric MELSEC-Q/L Programming Manual

Indirect address read operations

ADRSET(P)
High
Basic
Process
Redundant Universal
performance
ADRSET
ADRSETP
(S): Number of the device whose indirect address is read out (Device name)
(D): Head number of the device where the indirect address of the device designated by (S) will be stored (BIN 32 bits)
Setting Internal device
data
Bit Word

(S)
(D) 
Processing details
• Stores the indirect address of the device designated by (S) at (D) and (D)+1. The address stored at the device designated
by (D) is used when an indirect device address is performed by the sequence program.
ADRSET W100 D100
MOV K1234 @D100
• A bit device designation cannot be made at (S).
See Page 105 Indirect Specification for further information on indirect designations.
Operation error
• There is no operation error in the ADRSET(P) instruction.
LCPU
Command
Command
R, ZR J\
Bit


Stores the address of W100 address to D100 and D101.
Reads the contents of D100.
D0
D1
D100
Address of
D101
W100
ADRSET S
ADRSETP S
U\G Zn
Word
Writes 1234 to the address
specified by D100 and D101.
Device area
W100
1234
7 APPLICATION INSTRUCTIONS
D
D
Constant Others
761
7.19 Other Instructions
7