All Questions

Tagged with
Filter by
Sorted by
Tagged with
1
vote
0answers
21 views

Measuring DC voltage without common ground [closed]

I wish to measure DC voltages of 0-10V and 0-110V using an Arduino. I am sure that these supplies have different grounds to that of the Arduino. I do not wish to connect their grounds together. Is ...
1
vote
0answers
69 views

ADC pin shutting off on its own under certain condition

A0 pin not working when full PV system in use I am using the DFRobot Leonardo with Xbee R3. I am using the A0 pin to read a 0-5V voltage from my voltage sensor, which samples and steps down 130VDC ...