Panasonic FP7 Series Command Reference Manual page 1199

SD30-SD39
Device
Name
No.
SD Memory Card Access
Instruction
SD30
Execution result
SD31
(Not used)
-SD39
SD40-SD49
Device
Name
No.
SD40 Slot No.
SD41 COM port No.
WUME-FP7CPUPGR-12
20.2 List of System Data Registers
Description
Error codes while the SD memory card access instruction is
executed are stored.
Value Name
0 Normal end
1 No SD memory card
SD memory card
2
write-protected
Specified file name
3
error
4 No specified file
5 File already exists
6 File read error
7 File write error
File access position
8
error
SD memory card
9
capacity shortage
10 Read format error
File access
11
contention
The specified
12
directory is not empty.
-1 to -99 Others
Description
The slot number specified by the UNITSEL instruction operand [S1]
is stored.
CPU with built-in SCU U0: U0 to U2
CPU with built-in ET-LAN: U100
Serial Communication Unit (SCU): U1 to U64
The COM port number or user connection number specified by the
UNITSEL instruction operand [S2] is stored.
Detailed information
No SD memory card is inserted,
or the cover is open.
The SD memory card is write-
protected.
Code that cannot be specified
for a file name is used.
There are too many hierarchies
for the specified folder.
The specified file does not exist.
The specified file already exists.
A write-protect attribute is set for
the specified file.
The reading position or writing
position is incorrect.
Cannot be executed because
there is not enough free space
on the SD memory card.
Error in the conversion format
when reading a file.
A file that is being logged is
specified.
A file that is being accessed via
FTP is specified.
A directory or a file exists under
the directory to be deleted.
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