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FX3G/FX3U/FX3UC Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
33 Extension File Register Control – FNC290 to FNC299
33.3 FNC292 – INITR / Initialize R and ER
Program example
In the program example shown below, the extension registers R0 to R2047 in the sector 0 are initialized.
Note that the extension file registers ER0 to ER2047 are also initialized if a memory cassette is attached.
• Extension registers (R) [inside the built-in RAM memory]
Device number
Current value
Before execution After execution
R0 H1234 HFFFF
R1 H5678 HFFFF
R2 H90AB HFFFF
...
...
...
R2047 HCDEF HFFFF
FNC292
INITR
R0 K1
FNC 07
WDT
FNC 07
WDT
X000
END
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