Detecting cards in USB card reader
wblock at wonkity.com
Wed Feb 10 20:06:13 UTC 2010
On Wed, 10 Feb 2010, Mike Clarke wrote:
> It does seem a pity though that we have to rely on the side effect of
> having no support for writing to block devices instead of having a
> specific means of detecting or checking for a media change in the card
I agree that attempting a write to an unsuspecting device to signal a
media change just looks wrong.
usbconfig -d 3.3 reset seemed to work with my Sandisk card reader just
now. This is still a side effect, but doesn't look as bad.
-Warren Block * Rapid City, South Dakota USA
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