Hi! I'm having trouble to read the voltage value of the potenciometer's wiper "leg". I connected it to the 5V-GND of the Arduino, and connect the wiper into A0 analog pin. At 100ohms, I should have read 2.5V, but instead, I got 0,49V! I'm using Matlab instead of IDE. I set the A0 pin in two diffe…

200ohms potenciometer as analog input, Arduino UNO

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