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Mitsubishi FX3U Series Programming Manual

Mitsubishi FX3U Series
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724
FX3G/FX3U/FX3GC/FX3UC Series
Programming Manual - Basic & Applied Instruction Edition
33 Extension File Register Control – FNC290 to FNC299
33.5 FNC294 – RWER / Rewrite to ER
2) In FX3G/FX3GC PLCs
a) When a memory cassette is connected (A memory cassette can be connected only to FX3G PLC.)
The contents (current values) of “n” extension registers (R) starting from are written (transferred) to extension
file registers having with same device numbers in a memory cassette (flash memory).
b) When a memory cassette is not connected
The contents (current values) of "n" extension registers (R) starting from are written (transferred) to
extension file registers which are stored in the EEPROM built into the PLC and have the same device
numbers.
FNC290
RWERP
S n
Command
input
E
E +1
E +2
E +n-1
+1
+2
+n-1
*1
*1 All points specified by the instruction are written (transferred).
Write
(transfer)
Extension file registers (ER)
inside memory cassette
Extension registers (R) inside
built-in RAM
S
S
S
S
S
S
S
S
S
FNC290
RWERP
S n
Command
input
E
E +1
E +2
E +n-1
+1
+2
+n-1
*1
*1 All points specified by the instruction are written (transferred).
Write
(transfer)
Extension registers (R) inside
built-in RAM
S
S
S
S
S
S
S
S
Extension file registers (ER)
inside built-in EEPROM

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Mitsubishi FX3U Series Specifications

General IconGeneral
BrandMitsubishi
ModelFX3U Series
CategoryController
LanguageEnglish

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