Transmit Nmea 2000 - ADF Web HD67452 User Manual

Industrial Electronic Devices

TRANSMIT NMEA 2000:

By pressing the "Transmit NMEA
appears (Fig. 6). This section is used to define the NMEA 2000 messages sent by the converter.
The means of the fields of the table are:
In the field "Priority" the priority of the NMEA 2000 message is defined. In NMEA 2000 protocol, the priority is a number between 0
and 7. 0 is the highest priority and 7 is the lowest;
In the field "PGN" the PGN of the NMEA 2000 message to be written from Modbus is defined (in NMEA 2000 protocol the PGN is an
identifier);
In the field "Source Address" the address of the device that sends the frame is defined;
If the field "Transport Protocol" is checked, the frame can use transport protocol functions;
If the field "Fast Packet" is checked, the frame will use the Fast Packet functions;
In the field "Max Byte" the maximum number of bytes of the NMEA 2000 message is defined. This field is enabled only when the field
"Transport Protocol" is checked;
In the field "N Byte Address" the Modbus register where writing the number of bytes to transmit is defined;
If the field "On Request" is checked, the NMEA 2000 frame is sent when a request frame from the NMEA 2000 network is received;
If the field "Data Change" is checked, the NMEA 2000 frame is sent when a byte from Modbus side changes value;
ADFweb.com Srl – IT31010 – Mareno – Treviso
2000" button from the main window of SW67452 (Fig. 2) the window "Transmit NMEA 2000 Frames"
User Manual NMEA 2000 / Modbus Slave - Converter
Document code: MN67452_ENG
Figure 6: "Transmit NMEA 2000 Frames" window
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