> Partly the "real" USB spec, not Apple's made up one. says a Max of > 500mA. not 1000mA. IIRC it states that 500mA is the maximum *a device can count on* to get.=20 It is **not** a maximum that the host is guaranteed not to exceed! IIRC=20 the text is something like "the host shall limit the current to safe=20 maximum". --=20 Wouter van Ooijen -- ------------------------------------------- Van Ooijen Technische Informatica: www.voti.nl consultancy, development, PICmicro products docent Hogeschool van Utrecht: www.voti.nl/hvu --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .