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.

learn more… | top users | synonyms

2
votes
4answers
4k views

How to repair an SD card which shows incorrect size?

I've a Transcend SD card for 16 GB and am using it in my smartphone. One day I've discovered that the smartphone recognize it as 6 GB only. I've tried to find the solution to set the correct ...
1
vote
0answers
2k views

SDcard /dev/sdb2 is apparently in use by the system; will not make a filesystem here

I divided my sdcard into 2 partitions, but It got an error and couldn't create a new partition. Error: /dev/sdb2 is apparently in use by the system; will not make a filesystem here! My ...
1
vote
0answers
54 views

HTC Android Fails to mount- Mount from computer?

I Have an HTC Incredible S (S-Off, Rooted, ViperVIVO 1.3.0 ICS) that has seemingly ceased to posses the ability to mount its SD Storage to my computer. For whatever reason, whenever I plug in my ...
1
vote
1answer
195 views

Can you build a Windows To Go device with Windows 8 Pro OEM? [duplicate]

Microsoft introduced a feature called "Windows To Go" with Windows 8 Enterprise allowing to install Windows on a USB mass storage device similar to Linux Live distributions. The documentation supplied ...
0
votes
0answers
52 views

How do I recover damaged photos on a microSD card?

I have bought a microSD card from eBay, and I have taken some photos with my mobile. At the time I could see them, but after some time some of them cannot be opened. 1) How can I still recover them? ...
0
votes
1answer
204 views

wsearch preventing USB storage ejection

I've just upgraded to 8.1, and when trying to eject an SD card from the computer (via 'Safely remove hardware'), I get this message: The application 'wsearch' is preventing this device from being ...
6
votes
4answers
7k views

Bypass read-only SD card with missing 'Lock' slider

I have an SD card, that is broken, the slider for the "Lock" is gone. When I put it into my computer it turned out to be in read-only, How can I override this with software? I need to format the SD ...
0
votes
1answer
311 views

Do SD cards use a buffer or cache?

I'm asking this in relation to a question here, which may clarify the context. I'm trying to ensure that writing repeatedly to the same apparent place ("apparent", since I am taking wear leveling ...
0
votes
1answer
199 views

Writing to a UDF WORM SD card in Linux

I'm looking into getting some Sandisk 1GB WORM SD cards for archiving things. I assume they appear to the OS as a block device (they're SD, after all). I noticed that mkudffs supports a worm media ...
0
votes
1answer
362 views

Debian raspberry pi crashes when writing to SD-card

So after a day of having my pi crash when doing apt-get upgrade and wget i reinstalled debian only to find that the problem remained on the clean system. i did a badblocks read-only test which showed ...
4
votes
3answers
16k views

Which is best for ReadyBoost? SD card or USB? [closed]

Would it be better to use a USB or a SD card as use for ReadyBoost? I run windows 7 on a acer aspire laptop. It has a built in SD-card reader, and usb 2.0 ports.
0
votes
1answer
123 views

“Silicon Power 4GB Micro SDHC Class 10 High Speed Memory Card” compatible with Raspberry Pi?

Today I bought a "Silicon Power 4GB Micro SDHC Class 10 High Speed Memory Card". Is this compatible with Raspberry Pi Model B?
0
votes
1answer
848 views

How can I determine if my Dell M4600 built-in SD card reader can support SDHC cards?

I'm running x64 Windows 8, and the SD card reader in my Dell M4600 is unable to read my SDHC memory card. The reader is listed as "SDA Standard Compliant SD Host Controller" in device manager. I'm ...
1
vote
1answer
219 views

can I use unetbootin on a phone sd card without losing data?

I have an old droid with an SD card inside, which I can access from the USB cable. I was wondering if I could use a tool like unetbootin to install the desktop version of android without damaging the ...
1
vote
2answers
128 views

What type of file is an operating system?

I've been looking up information about operating systems lately, and have yet to find an answer to this question. What type of file is an operating system? Would it be an application(.exe), some ...
0
votes
0answers
44 views

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 ...
1
vote
0answers
129 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 ...
1
vote
3answers
21k 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 ...
1
vote
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 ...
0
votes
0answers
206 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 ...
0
votes
2answers
782 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 ...
3
votes
1answer
77 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 ...
1
vote
0answers
232 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 ...
0
votes
1answer
4k 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. ...
0
votes
0answers
465 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 ...
4
votes
3answers
737 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 ...
30
votes
2answers
16k views

Why is “/dev/rdisk” about 20 times faster than “/dev/disk” in Mac OS X

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 ...
1
vote
0answers
133 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 ...
0
votes
1answer
955 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 ...
0
votes
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 ...
1
vote
0answers
155 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) ...
0
votes
1answer
319 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?
3
votes
2answers
2k 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 ...
0
votes
2answers
2k 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 ...
3
votes
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 ...
2
votes
1answer
653 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 ...
0
votes
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 ...
0
votes
1answer
186 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, ...
0
votes
1answer
465 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: ...
1
vote
0answers
142 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 ...
1
vote
1answer
197 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 ...
1
vote
1answer
8k 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 ...
4
votes
5answers
7k 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 ...
11
votes
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 ...
0
votes
0answers
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 ...
0
votes
3answers
2k 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 ...
2
votes
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 ...
8
votes
2answers
40k 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 ...
1
vote
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 ...
1
vote
1answer
171 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 ...