ICP DAS USA GW-7238D Quick Start Manual page 7

Table 4: Configuration data of J1939 and Modbus
Parameters
Send
Input Shaft 61442(Dec)
Speed F002(Hex)
Receive
Output Shaft 61442(Dec)
Speed F002(Hex)
Note: PGN/Data Length/Byte Oder in J1939 Data Field
=> Transmission manufacturers provide the information required
Byte Order in MODBUS
=> User-defined Modbus address
Byte
Order In
Modbus
Upload Parameter to the GW-7238D
After the previous parameter settings, users need to upload the parameters to
the GW-7238D. Please refer to the following figure to finish the operation.
Data
Length
PGN
(bytes)
2
2
Data
PGN
Length
(DEC)
Figure 10: J1939 configuration screen
Byte Order Byte Order
In J1939
Data Field MODBUS
5
1
ECU's
J1939
Address
Priority
ECU's
J1939
Address
GW-7238D Quick Start v1.0 Nov. 2011
MODBUS
in
Address
0 40001
0 30001
Byte Order
Transm-
In J1939
ission
Data Field
Repetiti-
on
7 7 7 7 / / / / 12 12 12 12