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Questions tagged [convert]

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Arduino analogRead fluctuates from sensor unless USB connected

I have an Arduino connected to a 4-20 mA sensor through a current to voltage converter. When connected to the power supply the sensor reading fluctuates, as soon as I also connect it to a USB port it ...
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Converting Client input char to int

I'm trying to print out the temperature from a DS18B20 sensor to my app via a tpc connection. Because I have two sensors connected I will need to call the one needed by an Index. This index comes from ...