Keyence Visual KV Series Bedienungsanleitung Seite 379

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Seitenansicht 378
8.2 Details
3-355
1
8
Chapter 8 Programming Examples
a
fb
ec
g
d
a. 7500
b. 7501
c. 7502
d. 7503
e. 7504
f. 7505
g. 7506
Application of MPX instruction
Display of 7-segment LED
Displays the current value of counter C000 to the 7-segment LED.
Outputs from 7500 to 7571.
Connection of 7 segments
Connect each of 7 segments to output relays as shown below:
Ladder diagram Coding
1000
1004
1005
1006
STA
7500
LDA
$003F
1001
STA
7500
LDA
$0006
1002
STA
7500
LDA
$005B
1003
STA
7500
LDA
$004F
1007
STA
7500
LDA
$0007
C000
#00009
C000
STA
1000
MPX
#0
LDA
C000
0000
Converts the counter value to 16-bit
data using the MPX instruction.
Auto reset counter
STA
7500
LDA
$0066
STA
7500
LDA
$006D
STA
7500
LDA
$007D
Sends internal register data to
output relays starting from 7500.
1008
STA
7500
LDA
$007F
1009
STA
7500
LDA
$006F
0
1
2
3
4
5
6
7
8
9
7-segment display
Line No. Instruction Operand
0000 LDB C000
0024 LD 1004
0001 C
000 #00009 0000
0025 LDA $0066
0002 CON
0026 CON
0003 LDA C000
0027 STA 7500
0004 CON
0028 LD 1005
0005 MPX #0
0029 LDA $006D
0006 CON
0030 CON
0007 STA 1000
0031 STA 7500
0008 LD 1000
0032 LD 1006
0009 LDA $003F
0033 LDA $007D
0010 CON
0034 CON
0011 STA 7500
0035 STA 7500
0012 LD 1001
0036 LD 1007
0013 LDA $0006
0037 LDA $0007
0014 CON
0038 CON
0015 STA 7500
0039 STA 7500
0016 LD 1002
0040 LD 1008
0017 LDA $005B
0041 LDA $007F
0018 CON
0042 CON
0019 STA 7500
0043 STA 7500
0020 LD 1003
0044 LD 1009
0021 LDA $004F
0045 LDA $006F
0022 CON
0046 CON
0023 STA 7500
0047 STA 7500
Refer to p. 3-176.
KVNKA Chap 08.p65 08.3.11, 0:12 PM355
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