3 ms·
May have been also that when you connected Pi to a power source it powered the phone too. I was using this system 10 years go with very cheap phone without OTG,
by timonoko 4y ago
May have been also that when you connected Pi to a power source it powered the phone too. I was using this system 10 years go with very cheap phone without OTG, so Pi was solution to this and other problems.