SD cards are 24mm x 32mm in size and have high transfer rates at low power consumption which makes them popular for battery powered devices. SD cards are an improvement of the MultiMediaCard (MMC) and have in turn been improved as products termed SDHC (high capacity) and SDXC (extended capacity). ...
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25 views
Determining the address of the file in the mmc (sd-card)
I am trying to put splash screen image on my linux device, i want to read the image from mmc (sd-card). I need to locate the image address on the mmc (sd-card). for example "80a00000".
Is there any ...
5
votes
3answers
118 views
Does it make sense to put your operating system on a SD card?
A friend suggested putting the whole operating system on a SD card, arguing that access time delays where much shorter than a regular hard drive, which needs to spin up first.
Wikipedia, however, ...
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2answers
46 views
Testing an SD card?
I am suspecting that one of my 32GB cards might be damaged - I would like to analyze it. Is there some free software to run an analysis of an SD card?
0
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2answers
124 views
Is ThinkPad X61T SD card slot SDXC compatible?
I have a Thinkpad X61T 7763 tablet and I was planning to buy a 64GB card for the SD card slot. The 64GB card supports the new SDXC standard and I'm not sure if the SD card driver / hardware can handle ...
0
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2answers
189 views
Cannot format SD memory card
Hello everyone I have a SD memory card which is of local manufacturer it allows to read & copy from it but not write as it is now write-protected so i want to format that card but could not. To ...
2
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0answers
53 views
“Real” raw access of flash memory cards?
I have a 16GB microSDHC card that apparently was nuked by the phone (a friend's phone, not sure which, but I can find out): while taking pictures, it suddenly could no longer access/recognize the ...
0
votes
1answer
39 views
Reduce the disk space required while streaming
My plan is that I'm going to use a 8GB SD-card for my Raspberry PI. The PI itself will not store much more then the actual OS and its components, but will instead gather all required files from ...
1
vote
1answer
759 views
Disable write-protection on Micro SD
My task today is to open up and copy some files to 700 brand new micro SD cards.
As I get going on this task I am finding that some of the Micro SD cards are telling me "sorry this drive is write ...
3
votes
3answers
103 views
How much does it wear an SD card to be frequently removed/reinserted?
My digital camera (a Sony α55) stores photos on an SD card. When I want to transfer these to my computer (a mid-2010 MacBook Pro), I have two options: use the USB cable to connect the camera to the ...
0
votes
2answers
53 views
Micro SDHC class 10 + adapter
I have bought a micro sdhc 32gb class 10 but my camera only accept std sd card, so i would like to know if the adapter will keep the same speed of the card, or there is some kind of class too.
Thanks ...
14
votes
5answers
593 views
Is there any way to tell if an SD card has been used?
I ordered a “new” micro SD card from Amazon Marketplace. However, it was sent in a small cheap plastic bag instead of the original package. I put it into my PC and found it to be empty but formatted.
...
1
vote
2answers
281 views
See contents of SD card in terminal window on Mac OS X
I have photos on my SD Card. I can not see the files on my Mac. I can see it in my camera and when I load the micro SD card in phone, I can see the pics. My Mac is not showing any files. I am assuming ...
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0answers
71 views
How to access the SD slot on a Mac Air running Windows 7 through Boot Camp?
I have Windows 7 running on my Mac Air under Boot Camp. It works great but I have a 32 GB SanDisk SD card that doesn't appear accessible in the SD slot. I'd try others but this is the only SD card I ...
6
votes
1answer
187 views
Is flash storage affected by magnetic fields?
I have several SD cards and USB flash drives that are often laying around my work space. Do I have to be careful to keep magnets away from them? (This paranoia is showing my age - I remember needing ...
1
vote
0answers
142 views
My files on micro SD card not showing on macbook pro 13"
Used to work fine. Could it be a virus from Window PC, I can't see my photos on SD card on mac. Is there any way to copy these views.
I know I can try it on Windows PC and that might work but I don't ...
3
votes
2answers
195 views
How do I shrink an SD Card image?
I imaged a 16 GB SD card using the dd command. The card however, does not have more than 4 GB of data on it across 2 partitions (FAT32 & ext3).
I would like to transfer this image on to a 8GB SD ...
0
votes
1answer
151 views
Boot Gentoo Linux off SD Card on MacBook Pro
I'm trying to boot off an SD card on a MacBook Pro 5,4. I can get into GRUB and boot the kernel but I get a panic when it tries to find the root file system.
For some reason, no matter what option I ...
1
vote
1answer
157 views
What are my best options to recover data from a faulty SD micro card (used in an Android cell phone)?
My wife is having troubles while syncronizing the data from the SD micro card of her LG android phone to her portable pc. It keeps remaining stuck forever at a given photo (#21).
I tried to access it ...
0
votes
1answer
79 views
Is it worth installing applications to removable flash media on Windows 7?
Without the funds to buy a SSD for my soon to arrive laptop, and the knowledge that Visual Studio 2010 can be quite slow at times on a normal hard disk, I was trying to come up with possible solutions ...
1
vote
3answers
140 views
SD memory card causes BSOD on Windows when inserted
An Asus Eee PC netbook started to get BSOD blue stop screen with ntfs.sys stated in its error message.
I found out that the cause of BSOD is a Transcend SD 16 GB flash memory card (similar to this ...
0
votes
1answer
76 views
How to tell SD card version?
As I understand, SD card can be V1 or V2. Within the V2 catagory, there is non SDHC and SDHC.
I have an 1G SD card. Is there any software or anything that I can tell if it's V1 or V2?
Thanks,
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1answer
448 views
How can I format an SD card with a more robust Linux-usable filesystem with a specific cluster size for better write performace?
Goal: microSD card formatted...
for best write performance
for use only with embedded Linux
for better reliability (random power failures may occur)
using an 64kB cluster size
I'm using an 8GB ...
-4
votes
1answer
47 views
Different views of the same text in Microsoft Office 2003 and ANDROID (2.2) OfficeSuite [closed]
I downloaded from "4 Shared" a text called "A_ARTE_DE_LER__-_MORTIMER_J_ADLER.doc". When I open this text in Word (Office 2003 - Windows XP) the text is in Portuguese. When I open the same text on ...
5
votes
3answers
309 views
Copy files from SD Card
I have a brand new 4GB SanDisc SD card.
With lot of personal files. (jpg, exe, zip, rar, doc...)
When I insert card in my notebook internal reader... first I get this message.
Then, if I want to ...
0
votes
2answers
223 views
Is a SDXC card a viable secondary hard drive?
I have an SDXC compatible SD slot on my laptop that isn't doing anything and I saw a 128gb SDXC for around $150.
I was wondering if this could be use as a secondary hard drive?
If so, what would be ...
2
votes
2answers
1k views
how to access sd card from virtual machine?
I want to format SD card from my Linux virtual machine. I have in-built SD card reader in my laptop. I tried using virtualbox and vmware player and installed ubuntu 10.04 guest. None of them are ...
1
vote
1answer
174 views
16GB SD-memory card became corrupt, now stuck at 512kb
I've got two 16GB SD-memory cards that suddenly stopped working correctly. Windows reports that it wants to format them in order to make them functional again. However, I'm not able to make the new ...
3
votes
3answers
2k views
My 4GB Micro SD card only allows me to use 1GB
My phone came with a 4GB Micro SD card. On the card it lists that 3GB goes to 'Muve Music' which is Cricket's music program, and I get 1GB.. Well, I don't pay for Muve Music, so why waste the space?
...
5
votes
4answers
545 views
Is the lock mechanism on an SD card hardware, firmware, or software (driver,OS) enforced?
Where is the lock to read-only mode enforced with SD cards? Is this done inside the card itself physically, or in the firmware of readers, or in the OS? (Some other place?)
1
vote
1answer
246 views
SD card shrinks in allowable size after copying disk image
I bought a 16G SD card to put Android on to put in my Nook Color. I downloaded a Honeycomb distribution and wrote the disk image to it. Then I found the Nook Color takes Micro-SD cards, and decided ...
2
votes
1answer
460 views
Using SD Card on Dell Latitude e6520
I put a SD card into the SD reader on my Dell Latitude E6520 (Windows 7), but it isn't being read. I am not that familiar using SD cards, so I may be missing something obvious, but shouldn't it show ...
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3answers
330 views
Do I have a bad SD card?
I'm trying to copy data from my computer to an SD card. After a few hundred megs, I keep getting the following errors in dmesg:
[34542.836192] end_request: I/O error, dev mmcblk0, sector 855936
...
0
votes
2answers
60 views
would you trust important files to SD card - after hard stopping DD procedure by pulling card out [closed]
I've SD card which I basically tortured. Used it as boot drive for server, than I screwed it up few times while attempted to DD to it using terminal from bigger hard disk - which got stuck, and I ...
1
vote
1answer
223 views
Can software operation damage an SD card?
My SD card has a broken boot sector and the tools I've tried say that it's not repairable (I've tried TestDisk, DriveRestore Pro and Easeus Partition Recovery).
The card was in my Android phone and ...
1
vote
0answers
378 views
How to repair SD card without reformatting? [closed]
Possible Duplicate:
Recover data from SD card
Is it possible to get back data from a Micro SD which is unresponsive?
Something happened with my SDHC card in my phone - after restart it ...
0
votes
0answers
48 views
How to find storage Device type from Mounted Volume.
How to find Device type from mounted Device?
eg: Lets say, I have connected Sd card in Windows 7 environment, which gets mounted at location D:\ . Is there anyway to find if D:\ mounted volume is ...
1
vote
2answers
196 views
Fix SD card that's reporting too large a size?
I have a 4GB MiniSD card that is reporting it has 6GB of space as opposed to the 4GB it's supposed to have. Is there any way to flash the card so it will report the proper size?
I've tried diskutil ...
7
votes
2answers
182 views
How to delete files from my indestructable memory card?
A week ago I started getting intermittent IO errors accessing the SD card on my rooted Evo 4g. I eventually plugged it into my windows machine and tried to format it. It appeared to work, but when I ...
1
vote
0answers
35 views
Are SD flash memory cards “secure”?
Regarding SD flash memory cards, SD stands for Secure Digital. Do SD cards or any of its variants (SDHC, SDXC) have any particular security features compared to other types of flash memory cards such ...
0
votes
2answers
1k views
Windows 7 Virtual Memory Optimization - ReadyBoost vs. Flash Swap vs. RAM Disk?
At first i thought ReadyBoost means having swap file allocated to flash drive which is wrong because ReadyBoost serves as additional storage for swap file or should i say it mirrors swap file on hard ...
3
votes
1answer
299 views
Windows 7 ReadyBoost - What File System To Use With Flash Card/Drive?
NTFS, exFAT or FAT32? I know that FAT32 has a limit of 4GB transfer per file, but is it faster and better than NTFS or exFAT? Since Windows 7 by itself uses NTFS, it remains logical to format flash ...
2
votes
1answer
264 views
What are the hidden files on my new SD card?
I just plugged in a brand new micro SDHC card; when I brought up Explorer there was a flash of a filename, and then nothing. The card shows as empty, but when I look at Properties it says there's 32K ...
3
votes
2answers
187 views
Running Operating System From Flash Card Or Flash Drive On Laptop?
I heard that flash memory cards are better than flash drives for this and they are also small things that fit into flash reader slot in laptop that don't stick and hang so you would be able to carry ...
2
votes
3answers
115 views
What are common failure modes of SD cards?
I have a Lexar 1GB micro SD. Neither Windows nor Linux recognizes the device when I plug it in. (The adapter reads other micro SD cards fine.) So I'd like to know what are the most common causes for ...
0
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0answers
52 views
LibreOffice prevents SD card from being ejected
When I try to eject the SD card which is generally always in my Windows 7 netbook using either the context menu or the "Safely remove hardware and eject media" icon the computer tells me it can't ...
0
votes
0answers
145 views
Partition SD Card?
I want to partition the SD card so that I can use Apps2SD application (on my Android phone, a Samsung GT-i5503). I just would like to know if I can partition my SD card using "Computer Management" in ...
5
votes
3answers
473 views
Restoring a SD card after using it to root a device
I recently purchased the Nook Touch reading device.
I rooted it using the instructions on nookdevs.com
Rooting included using win32diskimager to somehow transfer an .img file onto the card.
Rooting ...
0
votes
1answer
105 views
Dell 2408 wont read sd cards bigger than 2gb?
I've been using my monitors sub card reader for ages, but now I can't seem to be able to read anything more than 2gb using the reader.
Is this a hardware restriction or can I update my drivers for ...
3
votes
1answer
162 views
Rotated pictures on SD card can't be displayed on my camera
While viewing pictures on my computer directly from an SD card, I decided to rotate some of them. I then put the SD card back into the camera. However, now the camera does not show the rotated ...
3
votes
2answers
346 views
Recover SDHC card used in SD card reader
A while ago when SDHC cards were fairly new and all the office computers had only SD card readers I made a 4 gig Class 6 A Data SDHC unreadable and unformattable by trying to get it to work in SD card ...
