Garmin eMap Owner's Manual

Also see for eMap: Declaration of conformity Owner's manual Owner's manual

39Appendix EInterface formats are selected from the Setup ‘Interface’on page 30 of this manual. The input/output lines on youreMap unit are RS-232 compatible, allowing easy interface toa wide range of external devices, including PC’s, differentialbeacon receivers, marine autopilots and /or a second GPSreceiver.The NMEA 0183 version 2.3 interface format issupported by the eMap and enables the unit to drive up tothree NMEA devices.NMEA 0183 Version 2.3 Approved Sentences:GPGGA, GPGLL, GPGSA, GPGSV, GPRMB, GPRMC,GPRTE, GPWPL, GPBODGARMIN Proprietary Sentences:PGRME (estimated error), PGRMZ (altitude),PSLIB (beacon receiver control)DGPS (Differential GPS) corrections are accepted inRTCM SC-104 version 2.0 format through the ‘Data In’ line.The GARMIN GBR 21 is the recommended beacon receiverfor use with the eMap. Other beacon receivers with thecorrect RTCM format may be used, but may not correctlydisplay status or allow tuning control from the GPS unit.The eMap may be hard-wired to a serial connector usingthe Data Cable (see Appendix A for ordering information).Refer to the wiring diagram and the eMap unit dataconnection illustrated below.An optional PC Interface Cable is also available toconnect your eMap to a PC-compatible computer’s serialport.Wiring/Interfaces$;&2+H"0#.9""$7#9%/&#&+.&I'$(%9<"5+>J@/&#&+K<#/&#&+!")9E$%+>L@(%9<"5/&#&+K<#/&#&+!"!"#$%&'%%()*+,-.9""$7#9%)0"1