Fixed bug in drivers/vantage.py that causes below sea-level altitudes to be read as a large positive number.

TODO.txt

@@ -1,5 +1,6 @@
-Should the archive file be backed up before adding the daily summaries?
-  - Probably.
+Links to Wunderfixer seem to have gotten lost on the website.
+
+wee_config_device --dump should be able to dump to a metric units database.
 
 See if it is possible to make cheetahgenerator not require a default wx_binding
 

bin/weewx/drivers/vantage.py

@@ -1088,7 +1088,7 @@ class Vantage(weewx.drivers.AbstractDevice):
         setup_bits             = self._getEEPROM_value(0x2B)[0]
         self.rain_year_start   = self._getEEPROM_value(0x2C)[0]
         self.archive_interval_ = self._getEEPROM_value(0x2D)[0] * 60
-        self.altitude          = self._getEEPROM_value(0x0F, "<H")[0]
+        self.altitude          = self._getEEPROM_value(0x0F, "<h")[0]
         self.altitude_vt       = weewx.units.ValueTuple(self.altitude, "foot", "group_altitude") 
 
         barometer_unit_code   =  unit_bits & 0x03

docs/changes.txt

@@ -8,6 +8,9 @@ installs.
 
 Added a wait-and-check to the stop option in the weewx.debian rc script.
 
+Fixed bug in the Vantage driver that causes below sea-level altitudes 
+to be read as a large positive number.
+
 
 3.0.1 12/07/14