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CHAPTER 4 DEVICES
4
4.7 File Register (R)
4.7.3 Differences in available accesses by storage memory
4.7.3 Differences in available accesses by storage memory
Accesses available for the file register vary for each memory.
4.7.4 Registration procedure for the file register
To use the file register, register files to the CPU module by the following procedure.
1. Set a file register file. ( Page 393, Section 4.7.4 (1))
2. Write the file register file. ( Page 396, Section 4.7.4 (2))
(1) Setting a file register file
Set whether to use a file register in the PLC file tab of the PLC parameter dialog box.
(a) Not Used
Select this in the following cases.
• When not using any file register
• When specifying a file register used in the sequence program (the QDRSET instruction is used for
specification.)
Access Standard RAM SRAM card Flash card
Program writing ×
Program reading
Writing device memory to programmable controller ×
Reading device memory from programmable controller
Data
modification
Online test operation using a programming tool ×
Writing data to a CPU module using a programming tool ×
Writing data to a CPU module (flash ROM) using a
programming tool
××
Batch write by a serial communication module ×
Device data writing from GOT1000 series ×
Random write command from GOT1000 series ×
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