Omron CJ1W-SCU22, Руководство по эксплуатации, Страница: 385 / 478

R-51
A Standard System Protocol
CJ-series Serial Communications Units Operation Manual for NJ-series CPU Unit(W494)
R-3 Mitsubi
s
h
i Co
mputer
Link
Ma
ster
(A-c
o
m
pati
b
le
1C
Fra
m
e
, Model
1)
Re
f
R
-3-5
Str
ucture of
the Protocol
This sequence writes the word (PV) data starting from the specified word + 6 in the CS/CJ-series CPU
Unit to the number of device points starting from the specified device address for the specified device
type (T, C) in the Mitsubishi Computer Link Module with the specified station number (and the PLC
number that follows).
Send Data Word Allocation (3rd Operand of PMCR(260))
Receive Data Word Allocation (4th Operand of PMCR(260))
Device Memory Fill as Word Data (T/C Device Type)
(Sequence No. 805 (Hex 0325)) (Command Code: WW)
Offset Contents (data format) Data
+0 Number of send data words (4 digits hex) 0007 to 00FA hex (7 to 250 decimal)
+1 Station No.
(2 digits hex) PLC No.
(2 digits hex) Station No.: 00 to FF hex
PLC No.: 00 to FF hex
+2 Device type (4 digits hex) Set the device type (2 characters) in ASCII.
+3 (Unde-
fined) Device No. (3 digits hex) Set the first write address of the write data.
+4 (Undefined) Device points
(2 digits hex)
Set the device points to write.
+5 Number of send data bytes (4 digits hex) Specify the number of text data bytes for the com-
munications line (i.e., twice the number of text
bytes in S+6 onwards)
+6
on Write data (4 digits hex) Set the write data.
Offset Contents (data format) Data
+0 Number of receive data words 0002 or 0003 hex (2 or 3 decimal)
+1 Station No.
(2 digits hex) PLC No.
(2 digits hex) Station No.: 00 to FF hex
PLC No.: 00 to FF hex
+2 Error code
(2 digits hex) (Undefined) Stores the error code converted to hexadecimal.
No error code is stored for normal completion.
+0
+1
+2
+3
+4
+5
+6
on
Number of send data words
PLC No. Station No.
Number of send data bytes
Device No.
Device type
(Undefined)
(Undefined)
Write data
First word of
send data
Device points
Receive data
storage words
Number of receive data words
+0
+1 PLC No.
+2
Station No.
Error code (Undefined)