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9-2
Chapter 9: Message transfers
9
9-1 Message sending procedures and data reception details
This section describes procedures used for the settings needed to send (or request) messages using
the message transfer function, as well as the details for receiving data from a node. (JW-50FL general
setting procedures See page 8-3.)
11
11
1 Setting the parameters
Specify the transmission buffer area that will be used to send (request) and receive (response)
messages.
1) Specify the area for the transmission buffer
When the top address of the transmission buffer has been entered, the area (address +
0000 to 4055(8): 2094 bytes) will be allocated. Enter the top address at parameter address
(34 to 36(8)).
(Parameter details See Chapter 12.)
2) Set the transmission buffer to "Used"
Select whether or not to enable each message classification. Enter your choices at
parameter address 37(8).
O: Used X: Not used
3) Set the start switch
Change the parameter setting at address 77(8) from 00(H) to 01(H), and transfer the setting
details for the control module to the JW-50FL.
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Parameter
address
(8)
Details
37 Enable/disable use of a transmission type buffer
Parameter address
(8)
Detail
77 Start switch
Send data (request)
Receive data (response)
This node
(Host PC
for the JW-
50FL
Node
used to
exchange
data
Parameter
address
(8)
Details
34
Top address (word address) of transmission buffer
- Address 34 is for the lower digit. Address 35 is for the upper digit.
35
36 File number of the transmission buffer
Message
Setting value
80
(H)
81
(H)
82
(H)
83
(H)
Message other than transmission
Transmission
message
Messages other than SHARP's proprietary
message format
SHARP's
proprietary format
Computer link function
Remote function