Cdtrd (Data Read From Bin Format File To Operation Memory) - Panasonic FP7 Series Command Reference Manual

18.2 CDTRD (Data Read from BIN Format File to Operation Memory)

18.2 CDTRD (Data Read from BIN Format File to Operation Memory)
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Ladder diagram
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Available operation units (●: Available)
Operatio
bit
n unit
i
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List of operands
Operand Description
File number (3 digits) of the file in an SD memory card in which the data to be read is stored.
S
Range: 0 to 999
n Number of data items to be read. Range: 0 to 65535
D Starting address of the device for arithmetic operations that stores the data to be read
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Devices that can be specified (indicated by ●)
Operan
d
W W
X Y
S ● ●
n ● ●
D ● ●
(Note 1) Only 16-bit devices can be modified. (Integer constants cannot be specified.)
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Outline of operation
● This instruction reads [n] pieces of data from the binary format file in the SD memory card,
and stores it in the device of the address starting with [D].
● The folder name is \data, and the file name is dtxxx.bin. xxx in the file name is the file
number specified by the operand [S].
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Example of processing
● A binary format file is read from the folder \data in the SD memory card, and is stored in the
device for operation starting with [D].
18-4
US
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16-Bit device:
W W W S D L
R L S D T D
● ● ● ●
● ● ● ●
● ● ● ●
SS UL
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32-Bit
device:
TS TE
U W
WI
C C
M O
S E
SL SF
Real
Integer numbe
r
D
IX K H SF
Ｕ
F
● ● ●
● ● ●
WUME-FP7CPUPGR-12
DF
St
rin
Index
g
modifie
r
(Note 1)
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