Extended File Register Operation Instruction - Mitsubishi Electric MELSEC iQ-F FX5 Programming Manual

8.7

Extended File Register Operation Instruction

Reading extended file register
ERREAD
Reads the current value of the extended file register (ER) to the file register (R) in the CPU built-in memory.
Ladder diagram
(s)
FBD/LD
EN ENO
s d
n
Setting data
■Descriptions, ranges, and data types
Operand Description
(s) The device number of file register (R) in the data storage
destination (Extended file register (ER) in the data
transfer source and (s) is the same number.)
(n) Number of read (transfer) points
(d) Head device number which turns on when the instruction
is completed
When the reading is completed abnormally, (d)+1 turns
on.
EN Execution condition
ENO Execution result
■Applicable devices
Operand Bit
X, Y, M, L, SM,
F, B, SB, S
(s) 

(n)
(d) 
*1 Only R can be used.
*2 T, ST, C cannot be used.
8 APPLICATION INSTRUCTION
422
8.7 Extended File Register Operation Instruction
(n) (d)
Word
T, ST, C, D, W,
SD, SW, R
*1


*2

Structured text
ENO:=ERREAD(EN,s,n,d);
Range

0 to 32767



Double word Indirect
U\G Z LC
  
  
  
Data type
Word
16-bit unsigned binary
Bit
Bit
Bit
Constant
specification
LZ K,H
  
  
  
Data type (label)
ANY16_ARRAY
ANY16_U
ANYBIT_ARRAY
(Number of elements: 2)
BOOL
BOOL
Others
E $
  
  
  