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| -rw-r--r-- | www/gps-hacking.html | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/www/gps-hacking.html b/www/gps-hacking.html index fbcca7aa..07ae951a 100644 --- a/www/gps-hacking.html +++ b/www/gps-hacking.html @@ -343,6 +343,10 @@ scenarios, perhaps on embedded systems or PDAs. On those it may be appropriate to use the low-level interface directly, probably with a build from source that conditions out all but one of the drivers.</p> +<p>For Python programmers, there are gps.py and gpsd.py modules +implementing respectively the high-level and low-level interfaces. +Each exports a class that encapsulates a GPS session.</p> + <p>There are three minor incompatibilities with <code>gpsd</code> 1.x:</p> <p>First, <code>gpsd</code>-2's command-line options have been changed @@ -355,7 +359,9 @@ swapped out, unless there are clients trying to query the GPS.</p> <p>Second, <code>gpsd</code> now returns "?" as the contents for a field when it doesn't have valid data for that field (e.g. latitude -or longitude before the first fix).</p> +or longitude before the first fix). This is only an issue if you are +interpreting GPSD responses yourself rather than using libgps.a or the +gps.py Python module.</p> <p>Third, the format of the timestamp returned by the D command has changed, from "%m/%d/%Y %H:%M:%S" to ISO-8601: "%Y-%m-%dT%H:%M:%SZ". |