This codebase example demonstrates how the different file access operations are used in a single Arduino sketch or program. The file access operations demonstrated in this codebase example are the file read, file append, and file size or length request.


1. Download the attached zip file to a folder on your computer.
2. Extract the contents to the same folder or a new sub-folder.
3. Double click on the ReadMe.html file.
4. For full functionality of the HMTL application, you may need to enable JavaScript in your web browser (if not already enabled). The attached HTML application was tested on the following browsers:

Google Chrome Version 44.0
Internet Explorer Version 11.0
Mozilla Firefox Version 40.0
Attached Files