Raymarine NMEA BRIDGE Specifications download pdf (Page 14)

S e a T a l k < - > N M E A

B r i d g e

Data Flow

 Received SeaTalk data are translated into NMEA and sent to NMEA-OUT port

and to the RS232 TxD pin and to the USB port.

 Received NMEA data from the NMEA-IN port are sent to NMEA-OUT and to the

RS232 TxD pin and USB port.

They are also translated into SeaTalk data and send to the SeaTalk port.

 Received NMEA data from the RS232 RxD pin are sent to NMEA-OUT and to the

RS232 TxD pin and USB port.

They are also translated into SeaTalk and send to the SeaTalk port.

 Received NMEA data from the USB Port are sent to NMEA-OUT port and to the

RS232 TxD pin.

They are also translated into SeaTalk and send to the SeaTalk port.

SeaTalk NMEA Bridge 128SD Sw Version 3.01 Page 14 of 28

Seatalk<-> NMEA

Bridge

NMEA OUT PORT

OUT+ OUT-

NMEA-DEVICE

Receiver

i.e. GMDSS Radio

SeaTalk

Device

USB Port

Computer

NMEA-DEVICE

Transmitter

i.e. GPS

OUT- OUT+

NMEA IN PORT

IN+ IN-

USB

IN- IN+

RS232

TxD RxD GND

RxD TxD GND

RS232 Device

( PC, GPS ...)

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Raymarine NMEA BRIDGE Specifications Page 14