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Mitsubishi Electric MELSEC FX3U - Page 684

Mitsubishi Electric MELSEC FX3U
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682
FX3G/FX3U/FX3UC Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
27 Data Operation 3 – FNC210 to FNC219
27.3 FNC212 – POP / Shift Last Data Read [FILO Control]
Program example
Among values stored in D20 input first to D101 to D106, the last value input is stored to D10, and “1” is
subtracted from the number of stored data (pointer D100) every time X000 turns ON.
When the first-in data are as shown in the table below
Pointer D100 K3
Data
D101 H1234
D102 H5678
D103 HABCD
D104 H0000
D105 H0000
D106 H0000
FNC 38
SFWR
D20 K7
END
D100
FNC212
POP
D100 K7D10
X000
First-in command
Last-in read command
D20
D106 D105 D104 D103 D102 D101 D100
H0000 H0000 H0000 HABCD H5678 H1234 K3
First-in command
D100:
K2
K3
D100:
K1
K2
D100:
K0
K1
D106 D105 D104 D103 D102 D101 D100
H0000 H0000 H0000 HABCD H5678 H1234 K3
K2
Do not change
D10
HABCD
Last-in read command
X000: OFF
ON

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