e z L C D -‐ 4 0 5
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120
Rev.
© 2016 Earth Computers Tech. Inc.
·∙ Directories should be separated by: / (
not by: \
like in Windows and DOS).
·∙ Search Pattern is not case-‐sensitive. The drive and root directory do not have to be indicated,
for example: A:/Cat/Jumped/Over, CAT/juMped/OvEr/ and cat/jumped/over specify the same.
·∙ Long directory and file names are supported, however the Search Pattern + NULL may not
exceed 64 bytes.
See Also:
SD_FILE_LIST
ezLCD Response
After receiving any of the described commands, the ezLCD responds with either of the following
sequences:
In case of the
success
:
3A
hex (
58
dec), followed by the NULL-‐terminated string containing file or directory name.
Directories have '/' as their last character
Examples:
3A
hex
Start
whatever.txt
file
0
End (NULL)
or
3A
hex
Start
Pictures/
directory
0
End (NULL)
In case no files were found or in case of an
error
:
7
6
5
4
3
2
1
0
0
0
1
1
1
1
1
0
Byte 0:
3E
hex,
62
dec
The ezLCD response is sent through the same interface, which received the command
Summary of Contents for ezLCD-405
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