Stus-List USB to Serial - reading NMEA stream

Frederick G Street fred at postaudio.net
Fri Sep 16 08:38:35 EDT 2016


NMEA0183 is generally supposed to be balanced RS422; but there have been plenty of implementations that were NOT balanced, like the older Garmin four-pin power/data cables.

Fred Street -- Minneapolis
S/V Oceanis (1979 C&C Landfall 38) -- Bayfield, WI

> On Sep 16, 2016, at 7:03 AM, Gary Russell via CnC-List <cnc-list at cnc-list.com> wrote:
> 
> Joe is correct.  NMEA0183 is not RS232.  I think it is RS422, but am not sure.  It might be RS485.  At any rate, they often play well together, but not always.  You can purchase RS422 and RS485 converters for USB.
> 
> Gary

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