Mitsubishi Electric MELSEC-L SERIES Basic User Manual page 223

(3) Receive data
Device Item
Receive data
(D1)+0
length
(D1)+1
to Receive data
(D1)+n
(4) Functions
• This instruction reads the receive data (for fixed buffer communications) of the connection specified by (S1)
for the module specified by Un.
(D1)
Receive data length
Setting data
Stores the data length
of the data read from
Procedure exists (communications using a
the fixed buffer data
binary code): Number of words
area. (Depending on
Procedure exists (communications using
the procedure of fixed
an ASCII code): Number of words
buffer
communications, the
No procedure (communications using a
data length is the
binary code): Number of bytes
number of words or
the number of bytes.)
Stores the data read from the fixed buffer data area starting from
the smallest address.
CPU module
Receive data
BUFRCV
:
:
Receive data
CHAPTER 15 DEDICATED INSTRUCTIONS

E71
Fixed buffer data area
No.1
:
No.n
:
No.16
Setting
Set by
range

1 to 1017
1 to 508
System
1 to 2046

System
15
221