Mitsubishi FX3G Series Programming Manual

714
FX3G/FX3U/FX3GC/FX3UC Series
Programming Manual - Basic & Applied Instruction Edition
33 Extension File Register Control – FNC290 to FNC299
33.2 FNC291 – SAVER / Save to ER
2) In the case of FX3UC PLCs before Ver. 1.30
In the example shown below, only extension registers R10 to R19 (in sector 0) need to be updated in the
extension file registers (ER). When X000 is set to ON, sector 0 (head device R0) is written to the extension file
registers 128 points at a time. (128 points are written in one operation cycle)
Program
Operation
M0
FNC 15
BMOVP
R0 R30720 K100
X000
R0 K1
SET M0
M8029
RST M0
FNC292
INITRP
FNC 07
WDTP
FNC291
SAVER
R0 K128 D0
END
Instruction execution complete flag
(1)
(2)
FNC 15
BMOVP
R30720 R0 K100
(3)
(4)
R0 K100
R1 K105
R10 K200
R11 K215
Setting data
Device number
Current
value
Extension registers (R)
R12 K400
R19 K350
R99 K1000
R100 HFFFF
HFFFFR2047
ER0 K100
ER1 K105
ER10 K300
ER11 K330
Setting backup data
Extension file registers
(ER)
ER12 K350
ER19 K400
ER99 K1000
ER100 HFFFF
HFFFFER2047
R30720 K100
R30721 K105
R30730 K200
R30731 K215
Temporarily withdrawn data
*1
Unused extension
registers
R30732 K400
R30739 K350
K1000R30819
BMOV
instruction
(1)
*1 Temporarity store data in unused devices.
INITR
instruction
Device number
Current
value
Device number
Current
value
Setting data (A)
Changed data
Unused
(2)
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Mitsubishi FX3G Series Specifications

General

Model	FX3G Series
Power Supply	AC 100-240V or DC 24V
Program Capacity	32, 000 steps
Execution Speed	0.21 µs/basic instruction
Communication Options	RS-422, USB, Ethernet
Expansion Modules	Analog, digital, communication
Programming Language	Ladder Logic, Instruction List
Built-in Functions	High-speed counters, pulse output
Analog I/O	Available via expansion modules