Hyundai HWC-M100, User Manual

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RF Data Modem HWC-M100 / HWC-W100 / HWC-W120
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3. Communication with HOST
3.1 Communication method
∎ You can use Up-Link connector of RF Master to communicate with HOST through ethernet.
HOST must know the IP address and udp port of RF Master. Udp port is fixed to 9506.
You can set-up the IP address of RF Master in the Host Link window of GUI.
3.2 Communication data
∎ Communication data in the Ethernet Protocol is as follows :
RAV Layer Header Information Terminator
UDP Layer UDP Header UDP Information
IP Layer IP Header IP Information
MAC Layer MAC Header MAC Information
∎ Data of the UDP Information consists of Header, Infomation and Terminator as follows:
HOST → RF Master
Header Information Terminator
R X T 2 4 0 No1 No2 CR LF
3Bytes 3Bytes 2Bytes nBytes 2Bytes
HOST ← RF Master
Header Information Terminator
@ T X T 2 4 0 No1 No2 CR LF
4Bytes 3Bytes 2Bytes nBytes 2Bytes
No.1~2 of the Information is Device-ID of the End Device.
It is same as Device-ID of EP. (possible range 00 to 99)