The Arduino UNO is powered via USB cable only . I've check that the Vcc is about 7.5V. Is there a problem here
The USB voltage is supposed to be 5.0. If you are getting more than that anywhere, yes, there is a problem.
The Arduino UNO is powered via USB cable only . I've check that the Vcc is about 7.5V. Is there a problem here
The USB voltage is supposed to be 5.0. If you are getting more than that anywhere, yes, there is a problem.