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Chapter 10: Communication Control
A participating node list flag, an operation status flag, error status flag, local node management table,
participating nodes management table, and network management table are set up in the communica-
tion control area of the JW-50FL.
(Complete setting procedure for the JW-50FL => See page 8-3.)
Communication
Address
control area
*
+000
Participating
to
nodes list flag
+037
+040
Operation status
to
flag
+077
+100
Error status flag
to
+137
+140
Local node
management
to
table
+233
Participating
+234
node
to
management
+253
table
+254
Network
management
to
table
+267
Node number to
+300
read information
Transmit the data
+301
* Addresses +000 to 301
tion control area. Enter the top address for the communication control area as a parameter at
addresses 30 to 32
).
(8)
Parameter
address
(8)
30
Top address (word address) of the communication control area in the PC.
- Address 30 is for the lower digit. Address 31 is for the upper digit.
31
32
File number of the communication control area in a PC.
(8)
Control details
Participating status of each node in the
network
Operation information for each node
Error information of each node
Information concerning own node
Node number information written to the
base address +300
Information common to the network
Node number to read information to the
participating node management table
(address +234 to 253)
Write 01
is written to this address, the
(H)
data in the transmission area [information
and data sections] of the transmission
buffer is sent to the target node.
are offset addresses calculated from the top address of the communica-
(8)
Details
10-1
Chapter 10: Communication Control
Reference
section
[1]
[2]
[3]
[4]
[5]
[6]
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(Parameter => See Chapter 12)
10
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