Merge pull request #38 from turbo-lab/master

Improve receiving quality
milaq · Jan 23, 2019 · 71fbe05 · 71fbe05
2 parents 27532d4 + 3bbd31c
commit 71fbe05
Showing 1 changed file with 5 additions and 5 deletions.
diff --git a/rpi_rf/rpi_rf.py b/rpi_rf/rpi_rf.py
@@ -206,7 +206,7 @@ def rx_callback(self, gpio):
         duration = timestamp - self._rx_last_timestamp
 
         if duration > 5000:
-            if duration - self._rx_timings[0] < 200:
+            if abs(duration - self._rx_timings[0]) < 200:
                 self._rx_repeat_count += 1
                 self._rx_change_count -= 1
                 if self._rx_repeat_count == 2:
@@ -231,11 +231,11 @@ def _rx_waveform(self, pnum, change_count, timestamp):
         delay_tolerance = delay * self.rx_tolerance / 100
 
         for i in range(1, change_count, 2):
-            if (self._rx_timings[i] - delay * PROTOCOLS[pnum].zero_high < delay_tolerance and
-                    self._rx_timings[i+1] - delay * PROTOCOLS[pnum].zero_low < delay_tolerance):
+            if (abs(self._rx_timings[i] - delay * PROTOCOLS[pnum].zero_high) < delay_tolerance and
+                abs(self._rx_timings[i+1] - delay * PROTOCOLS[pnum].zero_low) < delay_tolerance):
                 code <<= 1
-            elif (self._rx_timings[i] - delay * PROTOCOLS[pnum].one_high < delay_tolerance and
-                  self._rx_timings[i+1] - delay * PROTOCOLS[pnum].one_low < delay_tolerance):
+            elif (abs(self._rx_timings[i] - delay * PROTOCOLS[pnum].one_high) < delay_tolerance and
+                  abs(self._rx_timings[i+1] - delay * PROTOCOLS[pnum].one_low) < delay_tolerance):
                 code <<= 1
                 code |= 1
             else: