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Z_BUFRCVS
Function
This instruction reads receive data from external device in fixed buffer communication.
This instruction is used in an interrupt program.
(1) Receive data
Device
Item
Receive data length
+0
d
+1
d
Receive data
to
+n
d
5.4 CC-Link IE Controller Network, MELSECNET/H, and Ethernet Instruction
5-144
5.4.19 BUFRCVS instruction
Setting data
Data length of the data read from the fixed buffer data area is stored.
(Data length becomes the number of words or the number of bytes
depending on the procedure used in fixed buffer communication.)
With procedure (communication in binary code): The number of
words
With procedure (communication in ASCII code): The number of
words
Nonprocedural communication (communication in binary code):
The number of bytes
Data read from the fixed buffer data area are stored in ascending
address order.
*1
Setting range
Setting side
–
1 to 1017
System
1 to 508
1 to 2046
System
–
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