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3UC

 Series Programmable Controllers

Programming Manual - Basic & Applied Instruction Edition

13 High Speed Processing – FNC 50 to FNC 59

FN
C

30

-FN
C

39

R

otati
on and 

Shi
ft

FNC4
0-F

NC4

9

D

ata O
per
ati

on

FN
C

50-FN

C

59

H

igh S

pe

ed 

P

rocessing

FM
C

60-FN

C

69

H

andy 

In

st

ru

ct

ion

FNC7
0-F

NC7

9

Ex

ter

nal FX

 I/O

 

D

evice

FN
C

80-FN

C

89

Ext
ernal
 FX 

De
vic

e

FN

C

100-
FN

C

10

9

Da

ta

 

Transf
er 2

FN

C

110-
FN

C

139

Floati

ng Poi

nt

FN

C

14

0-F

N

C

149

Da

ta

 

O

per
at

ion 2

FN

C

150-
FN

C

159

Posit

ioning 

C

ont
ro

l

FNC 50 to FNC 59 provide interrupt processing type high speed instructions that execute sequence control using the
latest I/O information and utilize the high speed processing performance of the PLC.

50

REF

Refresh

Section 13.1

51

REFF

Refresh and filter adjust

Section 13.2

52

MTR

Input Matrix

Section 13.3

53

HSCS

High speed counter set

Section 13.4

54

HSCR

High speed counter reset

Section 13.5

55

HSZ

High speed counter zone compare

Section 13.6

56

SPD

Speed Detection

Section 13.7

57

PLSY

Pulse Y Output

Section 13.8

58

PWM

Pulse Width Modulation

Section 13.9

59

PLSR

Acceleration/deceleration setup

Section 

13.10

n

D

REF

n

REFF

n

MTR

D2

D1

S

HSCS

S2 D

S1

HSCR

S2 D

S1

D

HSZ

S

S2

S1

SPD

S2 D

S1

PLSY

S2 D

S1

PWM

S2 D

S1

D

PLSR

S3

S2

S1