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SD Card on Serial Port

Posted: October 16th, 2007, 11:37
by acforensics
Hi,

I thought I would add to this discussion. I have an SD card that will not recognize in Linux(then of course not windows). It shows up temporarily, then gives errors. I was thinking about using a serial connection(rs232) to send/receive commands and data. Does anyone have pinout information for SD cards? I'm just planning to use inport/outport C functions to get the info.

Thanks for any info.

A

Re: SD Card on Serial Port

Posted: October 16th, 2007, 15:55
by mr_spokk
Hi acforensics,
Here you can study the connections:
http://www.interfacebus.com/Secure_Digi ... inout.html

Regards

Bosse

Re: SD Card on Serial Port

Posted: October 16th, 2007, 17:27
by pcimage
I had a USB flash drive that did something similar, flashed up momentarily then disappeared.

I used DE in Windows 2000, to image it to a small HDD.

Then was able to extract data from the HDD.

Hope it helps

Re: SD Card on Serial Port

Posted: October 16th, 2007, 18:27
by acforensics
Hey Sean,

What does DE use? BIOS? Direct IDE commands? Did you connect the card via a USB card reader?

Thanks for your help.

Andy

Re: SD Card on Serial Port

Posted: October 17th, 2007, 3:07
by pcimage
Via USB, if it's a valid device DE will pick it up ;-)

Or failing that, use a SC>CF adaptor, and plug that into a CF>IDE adaptor.

Re: SD Card on Serial Port

Posted: October 17th, 2007, 11:58
by acforensics
Sorry. What is a SC>CF adapter? And CF>IDE adapter?

Re: SD Card on Serial Port

Posted: October 19th, 2007, 15:56
by pcimage
oops. sorry

SD > CF = SD to Compact Flash adaptor.

CF>IDE = Compact Flash to IDE Adaptor

--------------------------------

CF>IDE easy to find and dirt cheap

SD>CF, not so easy and more expensive

ebay ;-)