DHT sensor more reliable with shorter reset pulse

denko-rb · Oct 27, 2024 · aae2005 · aae2005
1 parent 326b014
commit aae2005
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/lib/denko/sensor/dht.rb b/lib/denko/sensor/dht.rb
@@ -16,7 +16,7 @@ def reading
       end
 
       def _read
-        board.pulse_read(pin, reset: board.low, reset_time: 20000, pulse_limit: 84, timeout: 100)
+        board.pulse_read(pin, reset: board.low, reset_time: 10_000, pulse_limit: 84, timeout: 100)
       end
 
       def pre_callback_filter(data)

diff --git a/test/sensor/dht_test.rb b/test/sensor/dht_test.rb
@@ -26,7 +26,7 @@ def part
   # It should tell the board to do a #pulse_read
   def test__read
     part
-    mock = Minitest::Mock.new.expect(:call, nil, [PIN], reset: board.low, reset_time: 20000, pulse_limit: 84, timeout: 100)
+    mock = Minitest::Mock.new.expect(:call, nil, [PIN], reset: board.low, reset_time: 10_000, pulse_limit: 84, timeout: 100)
     board.stub(:pulse_read, mock) do
       part._read
     end