Arduino using matlab GUI, The current sensor gives a value without connecting anything.

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Rabie Mhawesh
Rabie Mhawesh 2022-5-25
回答： Walter Roberson 2022-5-25
When I'm using an current sensor through the arduino uno board connected with matlab GUI, the sensor is give a value even it is not connected to anything.

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Walter Roberson
Walter Roberson 2022-5-25
That is expected for any input line that is not pulled high or pulled low.

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