SAE J1939 and J1708 is the vehicle bus standard used for communication and diagnostics among vehicle components. Based on the same architecture FMS protocol dedicated to telematics systems is available.
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Q: Where do I get the SAE J1939 wiring diagram for a vehicle?
A: Please contact
support@mirifica EU us,
maybe we have the right SAE J1939 wiring diagram for the vehicle.
If not, you shall contact the vehicle manufacturer or one of its authorized service centers.
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Q: How does the tcp link work in FMB640?
A: TCP link mode works like a "tunnel" connecting RS232 device with the server. FMB640 simply acts like a "data tunnel".
Using TCP link mode, each time RS232 message is received, FMB640 would re-sent RS232 data to the server. This requires that FMB640 is connected to the server 24/7 and always has open data link with the server, because TCP link mode only works when device has open data link with the server.
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Q: Does FMB640 support modbus ?
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