From d2a111589d37be0a76d18f4cfa33e1da5a4e4f66 Mon Sep 17 00:00:00 2001 From: Sanjeev Gupta Date: Wed, 25 Mar 2015 00:51:36 +0800 Subject: Updating documentation of contrib/ skyview.php no longer works, since GPSD NG, (2.90) Signed-off-by: Gary E. Miller --- contrib/README | 22 ++++++++++++++-------- 1 file changed, 14 insertions(+), 8 deletions(-) (limited to 'contrib/README') diff --git a/contrib/README b/contrib/README index 849bae44..ef5e2dc3 100644 --- a/contrib/README +++ b/contrib/README @@ -8,13 +8,6 @@ with a log file. These utilities are not particularly clever - they merely slurp a tty's output into a file, or spray the contents of a file out of a tty. -skyview.php is used to generate pictures of your skyview, and may be -used to help determine if a given antenna placement is appropriate for -some purpose. This tool requires about 24hrs worth of "Y" messages and -outputs an image of accumulated SV position and signal strength. It is -sometimes entertaining to "see" occulted SVs using multipath. You must -have the PHP-GD library installed to use this script. - ashctl might be used to reset an uncooperative Ashtech receiver to a usable state. For whatever reason sometimes they do not respond to a protocol switch command; this spams the receiver with configuration @@ -44,7 +37,7 @@ to create a snapshot of the current sat view. ntpoffset generate an estimate of your GPS's offset from a peerstats file. For instructions on how to use this script, see the GPSD Time -Service HOWTO in this distrubution. +Service HOWTO in this distrubution, in the www/ subdirectory. ppscheck watches a specified serial device for changes in handshake lines CD, RI, and CTS by running ioctl(...., TIOCMIWAIT, ...) in a loop. When it @@ -52,3 +45,16 @@ sees a state change it emits a timestamped line of output dumping the state of the handshake signals. It's useful for checking whether a device is emitting 1PPS. There is troubleshooting advice in the header comment. +------ +The files below do not work with current versions of gpsd. + +[The GPSD protocol changed in 2.90, and messages emitted are no longer +of the form that this script expects.] + +skyview.php is used to generate pictures of your skyview, and may be +used to help determine if a given antenna placement is appropriate for +some purpose. This tool requires about 24hrs worth of "Y" messages and +outputs an image of accumulated SV position and signal strength. It is +sometimes entertaining to "see" occulted SVs using multipath. You must +have the PHP-GD library installed to use this script. + -- cgit v1.2.1