Step3: J1939 network - CAN bus connection
Connect the CAN ports with the GW-7228 modules and ECU (e.g.
engine) in J1939 network using the following structure as Figure 5-4.
Step4: Modbus network - Serial port connection
It is recommended to use only one serial port (RS232, RS422 or
RS485) of the gateway at the same time. The following figures describe
the three COM port types to a serial device via serial network.
GW-7228 J1939/Modbus RTU Slave Gateway User's Manual (Ver 1.3, Apr/2011) ------------- 38
Figure 5-4: CAN bus Wire Connection