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RL-ARM User's Guide |
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File_ex1
The File_ex1 example program shows the use of the Flash File System to store,
retrieve, and manage files on a RAM Device. The
example is located in the folder
\Keil\ARM\RL\FlashFS\Examples\File_ex1.
Follow these steps to test the application:
- Open the project File_ex1.uvproj.
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Build the application and run it with the µVision
Debugger.
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Open the serial window UART #2 and enter the file
commands:
| Command |
Description |
| N name |
Creates or sets the file name
for all file operations. By default, this name is used for
other commands. |
| C |
Captures the text entered from a serial
window to a file. Uses the file name set by the N
command. CAPTURE.TXT is the default file name. |
| A |
Appends the text entered from a serial
window to the end of file. |
| R |
Reads a file content and output it to a
serial window. |
| E new |
Renames a file to a new file
name. The file name set by the N command is
renamed. |
| D |
Deletes a file. |
| L |
Lists the directory files. |
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Enter the command C to capture the output.
Command: C
Now, any text entered in the serial window is written to the
default file CAPTURE.TXT.
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The default capturing file can be changed using the command
N, for example N INDEX.TXT, before starting
capturing.
Command: N INDEX.TXT
Command: C
Any text entered is written to the file INDEX.TXT.
Press ESC to end the capturing process.
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Use the L command to display the list of all files.
Command: L
The files appear as in the following example:

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