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jarek
on Jan 12, 2011
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For what are the Windows A:\ and B:\ drives used?
SD cards have a write-lock. It always amazes me that it's purely physical and only a suggestion to the software.
technomancy
on Jan 12, 2011
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Gotta love how the write-lock switch is positioned just perfectly so that inserting it knocks the switch into read-only position.
jarek
on Jan 12, 2011
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Doing that rather than switching into write-allowed position is a good example of fail-safe design. But yeah, I've had that happen more than once.
nitrogen
on Jan 12, 2011
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On some SD cards in some SD readers, the write-lock switch is too small to trigger the mechanical switch in the reader, making the card appear as read-only until tape is applied over the switch. This problem affects my BeagleBoard's OS SD card.
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