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[gpsd-dev] [PATCH 2/4] Updating documentation in contrib/
From: |
Sanjeev Gupta |
Subject: |
[gpsd-dev] [PATCH 2/4] Updating documentation in contrib/ |
Date: |
Wed, 25 Mar 2015 00:51:37 +0800 |
maxstats.pl no longer works, since GPSD NG (2.90)
---
contrib/README | 13 ++++++++-----
1 file changed, 8 insertions(+), 5 deletions(-)
diff --git a/contrib/README b/contrib/README
index ef5e2dc..db9f7ae 100644
--- a/contrib/README
+++ b/contrib/README
@@ -18,11 +18,6 @@ protocol (like motorola oncore or rockwell jupiter). it's a
little
buggy with syncing up to the start of a packet, but it'll send control
strings OK.
-maxsats.pl analyzes a collection of "Y" messages and outputs records
-describing periods of excellent visibility (ie. 10 or more PRNs tracked).
-With over 30 SVs on orbit, there are periods where 14 PRNs are above the
-horizon, 13 are tracking, and at least 12 are actually used in a solution.
-
lla2ecef transforms latitude/longitude/altitude (aka north-east-up or local
tangential plane) coordinates into the earth-centered-earth-fixed frame. If
invoked as "ecef2lla" it will transform coordinates in the opposite manner.
@@ -58,3 +53,11 @@ 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.
+[The GPSD protocol changed in 2.90, and messages emitted are no longer
+of the form that this script expects.]
+
+maxsats.pl analyzes a collection of "Y" messages and outputs records
+describing periods of excellent visibility (ie. 10 or more PRNs tracked).
+With over 30 SVs on orbit, there are periods where 14 PRNs are above the
+horizon, 13 are tracking, and at least 12 are actually used in a solution.
+
--
2.1.4