| All cables and connectors  Connectors  Computer  Serial I/O| Pinout for:Lowrance AirMap, AirMap 300, GlobalMap 12, GlobalMap Sport |  | 
 
 
 Description : Lowrance AirMap, AirMap 300, GlobalMap 12, GlobalMap Sport
 
 
  
 
 Pinout :
 
 
 | Pin | Name | Description |  | 1 | Gnd | Ground |  | 2 | VCC | power |  | 3 | TX | NMEA/Pseudo RS-232 (transmit serial) |  | 4 | RX | RS-232 (receive serial) |  | 5 | -- | DO NOT USE |  | 6 | -- | DO NOT USE | 
 Note : Lowrance AirMap, AirMap 300, GlobalMap 12, GlobalMap Sport
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