Delta AS Series Programming Manual page 1132

Item
Value unit
Parameter unit
Usage

S : The length of the data that the instruction reads from the file
3
The devices in which the instruction stores the data cannot exceed the device range. If the value in S
larger than the number of values in the file, the length of the data read from the file is the number of
values in the file. The unit S
AS CPU firmware version 1.08.30 or later supports up to 200 characters (16#00 included) in the file
name S
3.

D: The initial device where the data is stored.
2. Instruction flags:
Flag
SM450 ON: the memory card is in the CPU module
The write protection switch on the memory card
SM451 ON: the memory card is write protected.
OFF: the memory card is not write protected.
The data is being written from the PLC to the memory card, or the data is being read from the
SM452
memory card into the PLC.
ON: an error occurs during the operation of the memory card. If the flag is ON, you must reset
SM453
it to OFF. The error code is stored in SR453.
3. Related error codes (SR453):
Error code
An error occurs when the memory card is initialized.
16#005E
16#005F The path is incorrect, or the file does not exist.
16#0060 The default folder cannot be created.
16#0061 The memory space is insufficient.
Refer to operand C for its file format. If the file format is 0, 1, 3, 5 or 7, the unit of
the value is a word. If the file format is 2, 4, or 6, the unit of the value is a double
word.
The parameter unit is a double word.
The value in S must indicate a value in the file.
1
If the value in S is 0, the instruction reads from the first value in the file.
1
is a double word.
3
Description
Description
Cha p ter 6 App l ied Ins truc tio ns
Description
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