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Search: Posts Made By: goboatingnow
Forum: Marine Electronics 23-06-2013, 20:13
Replies: 32
Views: 67,553
Posted By goboatingnow
Load dumping with the typical battery banks in...

Load dumping with the typical battery banks in boats is not an issue. You are protecting something , that doesn't typically occur.

Dave
Forum: Marine Electronics 23-06-2013, 16:50
Replies: 32
Views: 67,553
Posted By goboatingnow
Re: NMEA-0183 and RS-422 vs RS-232

Receive + to A +
Receive - to A-

Transmit + to B+
Transmit - to B-

connect CTS - & + together see note below

Your receiving device must be set to no hardware handshake., 4800 baud
Forum: Marine Electronics 17-02-2010, 13:19
Replies: 32
Views: 67,553
Posted By goboatingnow
if you want to use RS422 in a gounded system,...

if you want to use RS422 in a gounded system, then just ground the receivers - signal, the output ( talker) "-" is left disconnected. Both talker and receiver must be on a common power ground....
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