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I have a problem. Recorded audio is just plain white noise so wxtoimg doesn't decode properly.
I'm having troubles using this library. I use DHT22 sensor and BMP180 sensor. When i call read function of each sensor it returns me nonsense(DHT22 sensor says it's -999 % humidity and barometric sensor says it's 0 degrees C and 2.34 hPa pressure). Can anyone help me? I would appreciate any advices.
It's Manganese Dioxide not Magnesium Dioxide. They're to entirely different chemicals except Magnesium Dioxide doesn't exist but there is Magnesium Oxide. Manganese Dioxide is MnO2, but Magnesium Oxide is MgO2.
Why do you say "if (pwmval == 230)" ? What's so special about number 230?
Arduino Function Serial.read() And Serial.readString()
When sodium carbonate dissolves in water it gives two positively charged sodium ions and one negatively charged carbonate ion. Na2CO3 --> 2Na+ + CO3 2-
Plant will die from chemicals inside dehumidifier.
When you add zinc metal to sodium hydroxide you get sodium zincate.
NaOH is known as Caustic soda or lye. Washing soda is sodium carbonate Na2CO3.