Do you have old SD cards or MicroSD cards (with suitable adapter)? If so, don’t throw them away — there are plenty of projects you can complete with these compact flash drives.
Whether your old SD card is 64MB or 64MB, there are various designs for using these memory cards. Smaller cards can be used as portable media for storage, printing from SD, and creating a digital photo frame. Meanwhile, larger cards can be used to provide emergency download support on your computer, modify the Nintendo Wii, or even install CyanogenMod on your Android device.
Emergency loading device
Perhaps the most important use you can find for an old SD card is as an emergency boot device to help with problems when your computer won’t start.
Typically this can be something you can do with the distribution although it is also possible to download a «live» version of Windows XP. something that a Windows user might be more comfortable with.
Now you’re probably thinking to yourself, «Hang on, these links are for USB sticks» and you’d be right. However, with a device like the one below, you can turn an old SD card into a USB stick, which is very useful in a number of different situations.
Portable media storage
The more space you have on a spare or old SD card, the more it will be suitable for various multimedia projects.
One popular use is to store your favorite photos on it and view them on a suitable digital photo frame. You can even use the card to install an operating system and add photos, ready to be used in a custom built digital photo frame that may have started life as a laptop or netbook.
If you’re using a digital camera, you can use a spare SD card to quickly check your photos on your phone or tablet (provided you have the right card reader).
There are also several ways to use an old SD card to create a media center…
Softmod A Nintendo Wii
Using an SD card with the helpful Letterbomb software installed, you can programmatically modify your Nintendo Wii. to allow you to run various home applications.