Omron SYSMAC CJ1W-SCU21-V1, Руководство по эксплуатации

Страница: 458 / 781

429
Host Link FINS Command Master Appendix D
MEMORY AREA WRITE
(Sequence No. 756 (Hex 02F4))
This sequence sends command code 0103 hex to the specified Host Link Unit and writes the same data to
consecutive I/O memory area words.
Send Data Word Allocation (3rd Operand of PMCR(260))
Receive Data Word Allocation (4th Operand of PMCR(260))
Offset Contents (data format) Data
+0 Number of send data words
(4 digits hex) 0008 to 00FA hex (8 to 250 decimal)
+1
Host Link unit
No.
(2 digits BCD) Remote destina-
tion network
address (DNA)
(2 digits hex) Host Link unit number: 00 to 31
Remote destination network address
(DNA): 00 to 7F hex
+2 Remote destina-
tion node
address (DA1)
(2 digits hex) Remote destina-
tion unit address
(DA2)
(2 digits hex) Remote destination node address
(DA1): 00 to FE hex
Remote destination unit address (DA2):
00 to FE hex
+3
Memory area
code
(2 digits hex) Specify the memory area (2 digits hex)
and the first write address (2 digits hex)
+4 First write address (6 digits hex)
+5 Number of write elements
(4 digits hex) Specify the number of write elements
(4 digits hex)
+6 Number of write data bytes
(4 digits hex) 0004 to 03B8 hex
Specify the number of FINS command
text bytes for the communications line
(i.e., twice the number of write data
bytes in S+7 onwards)
+7 Write data (4 digits hex) Write data to send to the first write
word
+8
on Write data to send to the first write
word + 1 and onwards
Number of write elements
Number of send data words
+0
+1
+2
+5
+3 Memory area code
+4 First write address
Host Link unit number
Remote destination node
address
Number of write data bytes
+6
+7 Write data
First word of
send data
Remote destination
network address
Remote destination
unit address
Offset Contents (data format) Data
+0 Number of receive data words
(4 digits hex) Always 0002 hex (2 decimal)
+1
End code (4 digits hex) The end code is stored in hexadecimal.
Receive data
storage words
Number of receive data words
+0
+1
End code