On 4/7/15, Bob Blick wrote: > I seem to remember if a USB phone is plugged into a computer the current > is limited to 500mA. But if the cable tells the phone it's plugged into > a dedicated charger, it might try to draw 1 Amp. ....by various resistors across the data lines. Dead short =3D 2.2A, I believe. If the Cable does it for you, you might be trying to draw more than the supply can provide. --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .