# HG changeset patch
# User Daniel O'Connor <darius@dons.net.au>
# Date 1511077075 -37800
# Node ID 6d0fe22566abeb1d4e1c6fa1644d54b9861ba5cb
# Parent  ffd0dcce19edaa410f02e10702c745a04ed0db2f
Fix cut & paste error for variable name, report disconnected sensor specially.

diff -r ffd0dcce19ed -r 6d0fe22566ab epro.py
--- a/epro.py	Mon Jul 20 17:17:58 2015 +0930
+++ b/epro.py	Sun Nov 19 18:07:55 2017 +1030
@@ -131,13 +131,18 @@
 
     def __init__(self, dstadr, srcadr, devid, msgtype, data):
         super(BatteryTemperature, self).__init__(dstadr, srcadr, devid, msgtype, data)
-        self.time = (data[2] & 0x7f | (data[1] & 0x7f) << 7 | (data[0] & 0x3f) << 14) / 10.0
+        self.temp = (data[2] & 0x7f | (data[1] & 0x7f) << 7 | (data[0] & 0x3f) << 14) / 10.0
         if data[2] & 0x40:
-            self.time *= -1
+            self.temp *= -1
+        if self.temp == -20:
+            self.temp = None
 
     def __repr__(self):
         s = super(BatteryTemperature, self).__repr__()
-        s += ": %.2f degC" % (self.time)
+        if self.temp == None:
+            s += ": n/a"
+        else:
+            s += ": %.2f degC" % (self.temp)
         return s
 
 class MonitorStatus(Packet):