3-48
3) When a block number is switched by the RSET instruction, refresh is
performed to the data of the file register (R) in the switched block number.
When a block number is switched by the RSET instruction, refresh is
performed to the data of the file register (R) in the block number at the time of
the END instruction execution. To read/write the refresh data, specify the file
register of the block number at the time of the END instruction execution.
(7) Precautions when file registers in the flash memory are used
This section explains the precautions for use of the flash memory.
(a) The following flash memory can be used.
•Flash card
(b) File registers in the flash memory can be only read in a sequence program.
(Write to the flash memory cannot be performed in a sequence program.)
When using the flash memory for the file registers, write data in advance.
Using GX Developer or GX Works2, write data to the flash card.
Read
Sequence program
Flash memory
File register
Write
BMOV
D100 R0 K10
R100 D0 K10
BMOV
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