Hardware Reference
In-Depth Information
download the ile to may also be slightly diferent, so you should use your location accord-
ingly when completing the instructions.
he download page has links to other distributions and other operating systems that you can
try later, but for now it's best to stick with Raspbian because it is reliable, has a good selec-
tion of software for beginners and is consistent with the examples in this topic.
Checksums
A
checksum
is an easy way to check whether data has been corrupted. A checksum is a
mathematical sum that is performed by the supplier of the data. When you receive the data,
you perform the same sum and, in most cases, if the answer is the same, you can be
almost certain that the data is the same, without comparing it bit by bit. Checksums are
used extensively in computing - in network communications, when processing credit cards
and even in barcodes. Although they are not infallible, they make it much easier to be fairly
conident data is correct.
he instructions for creating an SD card are diferent depending on which OS you're using.
Refer to the appropriate section for Windows, Linux and OS X.
Creating an SD Card with Windows
It is hard to check checksums in Windows, so the following instructions assume that the
downloaded image ile is correct. After the download is complete, follow these steps to
uncompress it and transfer the data to the SD card:
1.
Unzip the downloaded ile
2013-07-26-wheezy-raspbian.zip
.
2.
Insert an SD card and make a note of the corresponding drive letter (for example, E:).
Make sure that the card does not contain any data you want to save because it will be
completely overwritten.
version of
Win32DiskImager
from the Downloads section on the right side of the
web page. Unzip the program.
4.
Start
Win32DiskImager.exe
as Administrator. Depending on how your system is
set up, this may require you to double-click the program name, or require you to hold
down the Shift key, right-click the program icon and select Run As.
5.
In the Win32DiskImager window, select
2013-07-26-wheezy-raspbian.img
.
