Mitsubishi Electric MELSEC-L Series - Z.bufrcvs

224
15.10 Z.BUFRCVS
This instruction reads data received from the connected device through communications using a fixed buffer (used in
an interrupt program).
*1 The file registers set for each local device and program cannot be used.
(1) Setting data
(2) Receive data
Setting data
*1
Available device
Internal device
(system, user)
File
register
Link direct device
J\
Intelligent
function module
device U\G
Index
register
Zn
Constant
Others
Bit Word Bit Word K, H $
(S1)    
(D1)    
Setting data Description Set by Data type
Un/"Un"
Start I/O number of the E71 (00 to FE
H
: The first two digits
of the three-digit I/O number)
User
BIN 16-bit/character
string
(S1) Connection number (1 to 16) BIN 16-bit
(D1) Start number of the device that stores receive data System Device name
Device Item Setting data
Setting
range
Set by
(D1)+0
Receive data
length
Stores the data length
of the data read from
the fixed buffer data
area. (Depending on
the procedure of fixed
buffer
communications, the
data length is the
number of words or
the number of bytes.)

System
Procedure exists (communications using
a binary code): Number of words
1 to 1017
Procedure exists (communications using
an ASCII code): Number of words
1 to 508
No procedure (communications using a
binary code): Number of bytes
1 to 2046
(D1)+1
to
(D1)+n
Receive data
Stores the data read from the fixed buffer data area starting from
the smallest address.
 System
Z.BUFRCVS
Command
Z.BUFRCVS
Un (S1) (D1)