Gps2aprs

 
gps2aprs -h

Read serial GPS and make normal/compressed/mic-e Beacon as AXUDP or monitor
 -0 <s>                            standing Beacon Time in Seconds (180)
 -a                                altitude OFF
 -b <s>                            driving Beacon Time in Seconds (15)
 -c <commentstring>                APRS Comment (max 40 char)
                                     insert time hhmmss: \\h
                                     insert time ddhhmm: \\z
                                     insert file       : \\:filename:
                                     insert \\         : \\\
                                     double all \ to pass thru bash eg. \\\\h
 -d <x>                            Destination Call SSID 0..7
 -D                                DAO Extension on for 20cm Resolution
 -f <x>                            format 0=normal 1=compressed 2=mic-e (0)
 -g <km/h>                         min. Speed for driving Beacon Time (4)
 -h                                this
 -I <mycall>                       Mycall with SSID like NOCALL-15
 -i <icon>                         2 Icon chars "/-" (House), "/>" (Car)...(//)
 -k                                Speed/Course OFF (not in mic-e)
 -l <n>                            every n Beacons send one with Comment
 -L <filename>                     Append raw GPS text to this File
 -m <x.x.x.x:destport>             use Monitor UDP format :port for localhost
 -N <x.x.x.x:destport>             send Position AXUDP every 2s eg. to aprsmap
 -n <s>                            Beacon Time in Seconds to -N destination (2)
 -r <x.x.x.x:destport>             send AXUDP (to kiss-TNC or TCPKISS via udpflex,
                                     to afskmodem or via aprsmap or udpgate to TCP)
 -s                                GPS Checksum check OFF
 -t <tty>:<baud>                   (/dev/ttyS0:4800)
 -u                                abort, not retry until open removable USB tty
 -v                                verbous
 -w <viapath>                      via Path like RELAY,WIDE1-1
 -Z <s>                            set system time to GPStime+<s> (will need root)
 -z <s>                            same but do not terminate after time set");