Ntrip Client

Initiated by Oscar Siu

Last update: 20 Oct 2022

Ntrip client to collect network RTK GNSS data and decode to RTCM message through python.

This project is a modified version based on https://github.com/jcmb/NTRIP

Reference: (https://www.geodetic.gov.hk/sc/satref/kf_rawstream.htm)

Usage: NtripClient.py [options] [caster] [port] mountpoint

Options:
  --version             show program's version number and exit
  -h, --help            show this help message and exit
  -u USER, --user=USER  The Ntripcaster username.  Default: IBS
  -p PASSWORD, --password=PASSWORD
						The Ntripcaster password. Default: IBS
  -o ORG, --org=ORG     Use IBSS and the provided organization for the user.
						Caster and Port are not needed in this case Default:
						none
  -b BASEORG, --baseorg=BASEORG
						The org that the base is in. IBSS Only, assumed to be
						the user org
  -t LAT, --latitude=LAT
						Your latitude.  Default: 22.3
  -g LON, --longitude=LON
						Your longitude.  Default: 114.18
  -e HEIGHT, --height=HEIGHT
						Your ellipsoid height.  Default: 20
  -v, --verbose         Verbose
  -s, --ssl             Use SSL for the connection
  -T, --Tell			Tell Settings
  -H, --host            Include host header, should be on for IBSS
  -r MAXRECONNECT, --Reconnect=MAXRECONNECT
						Number of reconnections
  -D UDP, --UDP=UDP     Broadcast recieved data on the provided port
  -2, --V2              Make a NTRIP V2 Connection
  -f OUTPUTFILE, --outputFile=OUTPUTFILE
						Write to this file, instead of stdout
  -m MAXCONNECTTIME, --maxtime=MAXCONNECTTIME
						Maximum length of the connection, in seconds
  --Header              Write headers to stderr
  --HeaderFile=HEADERFILE
						Write headers to this file, instead of stderr.

Steps

1. Extract Python-3.6.4-arm32.zip and place folders under /system/vendor/
2. Extract pyrtcm.zip and place folder under /system/vendor/lib/python3.6/
3. Replace /etc/profile and source

python3.6 ntrip_client.py -u hkast -p hkast941 -m 1000 -r 100 -v -D 9999 59.152.234.19 2103 HKST -f log/test.log -t 22.4264184 -g 114.2033127

Debugging log files and binary data texts can be found in the log folder.