Secure Digital (SD) cards are a widely used memory card format used by many technology brands brands in portable electronic devices such as digital cameras.

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Why is Google Chrome locking my SD card from being ejected?

A couple times now I've been unable to eject an SD card I've inserted while Chrome was running. Lockhunter says that Chrome has something open. Both times Gmail has been one of the tabs. This time ...
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126 views

SD Card Not Detected…Any Last Resorts?

I've got a 16GB Class 10 SD card that I've been using in my Raspberry Pi. It became unresponsive last night and my only other option was to pull the plug, which I know was more than likely to cause ...
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20k views

Cannot delete files or format MicroSD card

I have a 2 GB SanDisk MicroSD card. I normally use this card in my Nikon camera but ever since I used it in a Brother printer, I cannot delete any of the files, write or format the card. I've ...
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1answer
3k views

Prepare and setup Raspberry Pi image on a PC (virtual machine)

I am considering using a Raspberry Pi in a simple project. It should run some small Java (preferably) or Python console application, in its essence a very simple server. I know this will not be a ...
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201 views

SD card not formatting and copy any files

I have 4 GB mini micro SD card and I used it in my android phone (HTC Explorer). I partitioned my SD card and install cm10 in it. But after few month its stops formatting and copying any file. My ...
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2answers
737 views

SD card lost filesystem - what happened?

I'm attempting to setup a network with hundreds of fanless (ARM)PCs. Each will have its filesystem on a 32G sd card. The image I'm working with uses Debian 6.x and the card is formatted with EXT2 as ...
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1answer
72 views

Do I have to expect flash memory wear out when mounting a partition read-only?

I have created a simple kiosk-style Arch Linux installation on a Raspberry Pi that simply launches a web browser and shows some weather information. To make the daily system bootup/shutdown routine ...
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231 views

Windows detects SD card but can't read it's contents

All of a sudden my Windows XP PC can't read what is on SD cards and some USB sticks. Even though the drive is detected, it shows it empty. I don't have that problem reading the same cards on my ...
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3k views

Emulate SD Card as internal hard disk

I'm currently using my SD card (32Gb) as a secondary memory storage because my Windows 8 (not RT) tablet has too little space (50+Gb) by default. I expect to leave the SD card plugged in all the time. ...
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433 views

Problems copying to VFAT formatted SD-card

I was going to copy my (mp3-encoded) music files (organized in one directory) to a (vfat-formatted) (micro-)sd-card to use it in my digital audio player (DAP) (on Linux). I used to use the same ...
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3answers
703 views

How to tell if you have a fake sd card

I've been given some flash drives that appear to be fake. The silk screen says 64 gigs, and they show up as 64 gigs to the OS. However if you attempt to write any files larger than 4 gigs the file ...
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2answers
13k views

Mac OSX - Why is /dev/rdisk 20 times faster than /dev/disk

According to the rasbery pi documentation, You can load your OS to a flash card with either /dev/disk or /dev/rdisk. rdisk stands for raw disk. /dev/disk is a block level device, why would rdisk ...
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126 views

Windows can't access/modify large SD Card Files

I have a 32GB SD Card I use with my GoPro. It's FAT32, and I'm running it on Windows 7. I have 50 files or so on it of videos from my GoPro. I can copy all but two off of it. Those two are the ...
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1answer
902 views

How to boot Ubuntu from my SD card?

I have installed Ubuntu 12.04 onto a micro SD card for an embedded device. However via the SD card adapter I have, I would like to boot it up on my laptop for development purposes. The SD has 32gb ...
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1answer
2k views

Create Shortcut to Files in my MicroSD Automatically

Some days ago, I got a problem with my Micro SD. The problem is this: When I connect my Micro SD to PC, and when I went to its drive, i can not see anythings there. Just there is a Shortcut with the ...
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144 views

How to clone a SD card from HP network attached photosmart printer using Linux?

How to make a low level (file system unaware) cloning of a SD card inserted in an HP Photosmart printer, which is accessible via a local network ? smb://192.168.1.58 (192.168.1.58 is my printer IP) ...
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1answer
316 views

Micro SD card not getting detected

I have a micro SD card which run on my one 4 year old computer by inserting in the card slot directly.But on an one month old computer it is not even giving a beep of being detected.Any suggestions?
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2answers
1k views

Install Visual Studio 2012 (and SQL Server 2012) on SD card

I have a tablet/netbook (Acer W511) which I use for work when I'm not at home. It's great computer overall, but it have only 32GB on a hard drive so I get a 64GB SD card to increase allowed space. But ...
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2answers
1k views

Reading raw data from a microSD card with an Arduino

My microSD card is not working on windows neither on my mobile phone. The card is not recognizable on these devices. My plan is to try to access the raw data on the memory chip using my Arduino. How ...
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2answers
7k views

SD Card RAID System

Is it possible to setup a RAID system with SD-cards? Of course, the system would work better if all of the cards are exactly the same. If it is possible, can all or most operating systems handle this ...
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1answer
604 views

Micro SD 32 GB shows up as 50 MB

I just bought a Micro SD a month ago, now I want to use it and I plugged it in into my pc. The original size of the SD is 32 GB and on my PC it's showing up as 55MB, I also tried to format it and ...
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1answer
2k views

My SD card deletes new files by itself

I am using 64GB micro SD-Card. I always put it into my laptop slot for secondary storage. Recently, I found a big problem that my SD card won't work properly. I mean, When I copy new files to the ...
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1answer
176 views

Windows 7 card reader drivers

I've formatted an SD card from ext3 to NTFS using Acronis. But after that any memory card stopped to mount in system. I have reinstalled card reader drivers but nothing. I think it's win7 problem, ...
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1answer
421 views

arch linux update - Binaries move to /usr/bin requiring update intervention

I just botched the latest update for arch linux. Here's what I did: pacman -Syu --ignore filesystem,bash reboot So I logged out before running: pacman -S bash pacman -Su Now I see this: sh: ...
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133 views

One particular SD card not working

I have a 32 GB SanDisk class 10 SDHC card. It works perfectly in my camera and in my netbook. However, when I plug it to my notebook I got this in dmesg: [ 1824.729234] mmc1: error -110 whilst ...
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1answer
188 views

built-in card reader and webcam stopped working after upgrade

I have a sony vaio vgn-fz460e and I actually have two problems. One, my mass storage controller is not installed and when I click to apply this fix...it's says mass storage controller doesn't have a ...
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1answer
7k views

How can I get my 16GB SD card reader to work on my ASUS A55A with Windows 8?

I have a 16 GB SD card (Lexar Platinum II 16 GB SDHC 200x) from my camera (Olympus PEN Mini E-PM1). When I plug the SD card into my computer (ASUS A55A with Windows 8), there is no response, and the ...
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5answers
6k views

How can I test the full capacity of an SD card in Linux?

I purchased a 64 GB SD card from eBay. It works fine when I burn an Arch Linux ARM image to it and use it to boot up my Raspberry Pi. However, when I try to create a single ext4 partition on it to ...
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2answers
4k views

How easy is to crack the following copy protection? [closed]

I am trying to copyprotect some work, which is a bootable SD card booting a linux kernel on ARM device (Raspberry pi). I am using this approach: The approach uses an initrd to mount an encrypted ...
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26 views

Correctly partition microSDHC card [duplicate]

I temporarily used my microSDHC card for flashing a BeagleBone Black embedded device. This process involved overwriting the entire card with a binary image that contained two partitions. Now I would ...
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3answers
1k views

Can I save a VM Image on an SD Card?

I'm working with a VM Image in VirtualBox. Can I save it to an SD card and boot it from there? Can I save two machines on the SD Card? Will VirtualBox put all files, related to the Images on that SD ...
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3answers
2k views

Why can a SD card be faster on an external USB reader rather than on a builtin SD reader?

I have a Sandisk SDHC 4GB Class 2 memory card, and I have benchmarked its reading speed with Palimpsest Disk Utility, under Linux and with my Acer Travelmate 5720G laptop. These are the speeds when ...
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2answers
35k views

SSD, SD, eMMC, Raw NAND what are the differences?

so the underlying technology with SSD, eMMC, SD, USB Flash etc... is NAND flash correct? So is the difference between all of them just the way controllers are implemented? Or are the technologies ...
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2answers
4k views

Mount USB Device in Debian

I'm using a Siduction (a Debian derivative) on a Lenovo x230 laptop which has a built-in SD drive, and I'm trying to mount it to get some pictures of off an SD card. I've also tried connecting the ...
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1answer
163 views

What interface does a SD Card use?

What interface does a SD Card use? I looked at the Wikipedia article and they mention SDIO. However this seems to be just for non data transfer. Is the interface usb like? Completely usb? If it is not ...
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1answer
440 views

How do I “safely remove” (eject) an SD card or other removable media from the command line? [duplicate]

I can eject a network drive using net use X: /DELETE but when I try to use this same command on removable media I get an error: The network connection could not be found. More help is available by ...
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1answer
79 views

Lost files only appear in chkdsk statistics

I'm expreriencing a strange problem with an external SD card which has been mistakenly pulled out from the pc reader. About half of the files seem to have been lost because they do not appear in the ...
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1answer
89 views

Computer/camera not detecting sd card

I have an SD card that was fine until today. I was able to take pictures on the camera and it loaded fine on the computer. Then, all of a sudden, the camera gives me a "Memory Card Locked" error. I ...
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1answer
166 views

Utilize unused hard drive space

I have a MK802 Mini PC with a nice 16gb SD card running Rikomagic Linux; however, I can't even tap into more than 3.7gb of it. The system image (.IMG) I installed on the SD card was ~7.8gb. "fdisk ...
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3answers
7k views

How does sd card write lock work? [duplicate]

Is this a software or hardware feature. If it is a hardware feature, what tells the os that it is "write protected"? If it is a software feature, is there anyway to override this? Also, is there any ...
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5answers
7k views

How to use Cygwin to copy an image from an SD memory card

Long story short, I'm working on a Windows 7 machine and I'd like to strip the image off an SD card (backing up the card from a Raspberry Pi). I'm trying to use Cygwin, but not having much success. ...
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1answer
947 views

Reading Memory Stick Pro Duo in a N76VZ laptop

I have a MS Pro Duo card taken from a Sony digital camera to read. I don't currently have a camera cable for that model, and in one day I'll be able to return the camera to its owner for photo ...
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1answer
584 views

Is there any way to instruct Windows to ignore the “write-only” mechanical switch on SD cards?

I have a bunch of SD cards that do not have the little plastic switch for the read only setting. so Windows thinks it’s write protected or something. The card is not write protected by the software ...
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1answer
356 views

How can I install the Raspberry Pi OS to an SD Card

Questions Is there any way to burn the Raspbian OS to an SD card without the use of the Win 32 Disk IMG application? If the above is impossible, could I go about converting the file on my mac, then ...
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4answers
105 views

Reiser4: completely disable journaling

How can journaling be completely disabled in a Reiser4 filesystem? I don't see relevant options in mkfs.reiser4, nor in documentations. The goal is to fit the FS into an SD card, where no journal is ...
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2answers
988 views

After an SD card is erased, what value is read from the card? All bits clear or all bits set?

After an SD card is erased, what value is read from the card? All bits clear or all bits set?
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3answers
12k views

Can I use dd to clone a larger SD card to a smaller SD card if the actual partitions will fit?

I have a 16GB SD card that has a few partitions on it (it's actually the card for a Raspberry Pi). I have several other 4GB cards that I want to clone the primary card to. The 3 partitions on the ...
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1answer
148 views

System files missing after copying an SD card in OS X

I copied all my files from a 4 GB to a 16 GB SD card via OS X Finder, and lost quite a bit of system files that my Android can't find. Is there a trick to get everything to transfer?
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2answers
5k views

Why is my sd card only readable in the camera but not in the computer?

I am not able to download the contents of my SD card which is full of photos from my Nikon camera. When I put the card into my camera, I can view the photos, without a problem. But when I put the SD ...
2
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1answer
815 views

16GB SD card showing up as 0 bytes in size, 0 bytes free - Windows 7

I have a fairly new 16GB SD card, my laptop runs Windows 7. I want to experiment using it for ReadyBoost. So this morning I went to delete all the files from it to clean it up. There were many 1000s ...