PCMCIA and New External HD

Matthias Wenzel linux-pcmcia at mazzoo.de
Thu Nov 16 11:20:34 EST 2006

Paulo J. Matos wrote:
>> Nitpicking: Note that both USB2 and PCMCIA are specified with a max of
>> 500mA @5V, so a PCMCIA/USB2 card cannot exist by specification.
> From what you write it seems they both specify 500mA at 5V, so if the
> specs are the same, why can't a PCMCIA/USB2 exist?

because the PCMCIA/USB2 converter and electronics draw power, too. In 
practice however manufactureres don't care, but if a HDD really needs 
500mA (or more? have you checked, what your HDD draws?), it becomes a 
question of the Laptop-HW, the PCMCIA host, the PCMCIA card, etc...

> I would be grateful is you do clear me up these details so I can think
> about what to do next.

Test a USB2 Stick.


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