Delta AS Series Programming Manual page 1129

AS Ser ies Pro gra mm in g M anu al
API Instruction code
2301
Device X
C
S
S
1
S
2
S
3
D
Data
type
C
S
S
1
S
2
S
3
D
Symbol
_6
Explanation
1. This instruction reads data from the memory card into the PLC. The operands are described as follows.

C: The control parameter
6 - 8 5 0
MREAD P C, S, S
Y M S T C





C ： Control parameter
S ： File name
： Data address in the file
S
1
： Reserved
S
2
： Data length
S
3
D ： Data destination
Operand
Reading data from the memory card into
, S , S , D
1 2 3
HC D FR SM
 
 
 
 
 

Pulse instruction 16-bit instruction
AS
Function
the PLC
SR E K 16# "$"
 
 
 
 
32-bit instruction
AS -
F

