Questions tagged [compact-flash]
CompactFlash (CF) is a flash storage format initially created by SanDisk, and widely adopted in a variety of consumer devices (especially cameras).
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Why does my Transcend CF card perform far better than theoretical maximums?
Today I upgraded to a new USB 3.0 CF Card reader (Sandisk Imagemate), and found file transfers far faster than my old USB 2.0 model. Despite using CF cards daily as part of my work, I have never been ...
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If both USB memsticks and SSD disks use the same technology, why does only the latter "forget" data?
I recently learned (or was tricked into believing) that SSD disks actually forget all their data on them if left unpowered for just a year.
Assuming that this is true, and I've spent more than enough ...
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Do USB sticks and memory cards forget their data if left without power, just like SSDs? [duplicate]
I recently learned that SSDs actually forget data if left unpowered for like a year. This was shocking news to me.
But then I started thinking, and realized that while all my offline backup disks are ...
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Thumb Drive 8GB: slow write rate
I've just benchmarked some memory devices using GNOME Disks and F3. Here's a summary:
Device
Size
Avg Write
Min Write
Max Write
Chart
Compact Flash
64 MB
1.1 MB/s
1.1 MB/s
1.1 MB/s
benchmark 1
...
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Is `badblocks` meaningful on compact flash cards?
I own ten (10) compact flash cards. The cards are industrial high quality ones. Because of some random system crashes I checked all 10 cards using badblocks:
sudo badblocks -w -s -o badblocks-card1....
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Creating image of CF card produces inconsistent results
A friend is trying to clone a CF card using the following linux command:
sudo dd if=/dev/sdb of=card3.img bs=4M status=progress
but each time, it is producing a different image.
The first two cards ...
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Detect and qualify flash memory (sd card) wear
What is the best way to detect and evaluate/qualify flash memory wear that usually occurs after a lot of data has been written the flash? I mean especially a wear caused by continuous writes by dash ...
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How can I get FreeDOS to see >8Gb using CF-IDE
I am trying to install FreeDOS onto a 16Gb SANDISK CF card booting from a USB stick.
The system BIOS is set to autodetect and shows the CF card as a 16Gb HDD. However when I boot the FreeDOS ...
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How to decrease flash capacity space
I have one old recorder and this recorder can't support over than 1 gb cf (compact flash) card. Now I can't find cf 1gb on stores!
Can I decrease for example cf 8 gb to 1gb?
Thank's
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Cloning windows xp embedded to compact flash drive boot error
I'm trying to clone a Windows XP Embedded image on a Transcend 1 gb CompactFlash drive to a 2gb Adata Compact Flash drive. After cloning the drive(I used RMPrepUSB), I tried booting it up on the ...
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Laptop uses eMMC as main storage
I have an HP laptop (http://www8.hp.com/ca/en/products/laptops/product-detail.html?oid=1308672). I hope not mentioning it explicitly doesn't violate stackexchange's policy.
It uses eMMC as the main ...
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Unique ID of storage device
I've come across license systems that are somehow tied to the storage medium. While basing this on the UUID on the filesystem is fairly straightforward, I do not believe this is the case (see below). ...
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How can I correct a CF disk rendered un-bootable by Windows diskpart
I used windows diskpart to clean and format a 64mb compact flash card I use to backup work on industrial machines. Prior to this diskpart format, I was able to boot to this compact flash card by ...
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Could a CF card submerged in sea water for a few days still work?
The title pretty much sums it up: What are the chances of a Compact Flash card that has been submerged in sea water for a few days still working? The card in question has a pretty expensive licence ...
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Can you connect a PCMCIA card to an IDE slot?
I have just discovered that a PC card (of the PCMCIA variety) uses the same electrical interface as CompactFlash. CompactFlash uses the ATA interface, and you can get cheap adapters to plug a CF card ...
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How to install Windows 7 onto cFast USB flash disk
I have a cFast USB 3.0 (eSATAp) flash disk and I am trying to install Windows 7 to it. When the installer displays partition list, my cFast drive does not appear. It is formatted as a normal NTFS disk ...
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Free space disappearing on CF card - WinCE
I have an embedded PC running Windows CE and I'm connected to it via telnet. Few days ago all free space started to disappearing. I deleted a few log files to free up some space, rebooted the device ...
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Installing a Windows Embedded Standard 7 image on a compact flash (CF) card
Using the Image Configuration Editor tool which comes with Windows Embedded Standard 7, I'm creating an answer file to install on a Mini-ATX board whose main storage drive is a CF card.
While I'm ...
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Microdrive suddenly not showing up as storage device
I have a Hitachi Compact Flash Microdrive that my Canon EOS 20D uses to store pictures on. Up until recently, I've been able to put the microdrive in a PCMCIA reader ("PC Card Reader" as described in ...
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Floppy Drive Connector to CF Card Reader with USB Port
I bought an old floppy drive from a local market and just realized that my board isn't compatible. And I'm wondering, will it work if I connect my floppy drive to a cf card reader which has same ...
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Is my CF card broken?
I am trying to install Voyage Linux on a 4GB compact flash card according to these steps.
However it always fails at some point.
When I format the disk manually (as opposed to using the provided ...
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Cloning flash drive while preserving empty space
I'm working with an industrial PC running Windows XP embedded.
The PC has a 2GB compact flash memory which acts as main drive.
I would like to clone the 2GB flash memory to a card with 8GB space.
How ...
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Windows 7 hangs during boot when CF card is present in SATA card reader
I have a nasty problem with Windows 7 and a CF card in a SATA card reader.
Hardware specifications:
Asus P8C WS (Intel C216 chipset) with BIOS version 3202
https://www.asus.com/Motherboards/P8C_WS/
...
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Poor compression of compact flash image, even after 0 fill
Problem: I am attempting to create an exact image of a compact flash and then compress the compact flash image for easier storage. The compact flash is not full (~1.5GB used, 32GB size). The problem ...
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CompactFlash write caching
A well-known characteristic of CompactFlash cards is that they do such things as write-leveling and caching to boost performance and longevity.
These characteristics make them fairly poor choices as ...
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How to use CF cards in a Kyocera FS-1010?
I have a Kyocera Mita FS-1010 b/w office laser printer. The printer accepts CF cards, supposedly for adding fonts and things like templates or something.
I was looking through the manuals (both user, ...
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Problems installing Linux to IDE connected compact flash card
I have been trying to install Ubuntu on some hardware (Netcom NC-499 board that contains a Vortex86DX processor). I am trying to install to a compact flash card attached to the board via an IDE ...
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Is this valid JFS partition?
My teacher gave my his laptop (with Fedora 16 on it) and compact flash card with data. He wants to have access to files on card, but he couldn't get access to it. The problem is Linux doesn't know ...
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What is the maximum throughput of an IDE bus (ATA-3)?
I'm trying to breath some new life into an old Thinkpad X40 by replacing its HDD with a couple of CF cards. I've found a nice adapter will let me install two cards into the notebook's drive bay and ...
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Clone Image Without Empty Blocks
I've been using dd if/mnt/sda1/images/$1 of=/dev/$2 to clone some embedded images for compact flashes. I used to only be using one brand of CFs, but, now I have two of them (both 2g, but obviously ...
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