Keyence Visual KV Series Manual de usuario Pagina 374

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8.2 Details
3-350
8
Chapter 8 Programming Examples
Refer to p. 3-159.
Line No. Instruction Operand Line No. Instruction Operand
0000 LD 2002 0011 ANDA $FF00
0001 LDA 7000 0012 CON
0002 CON 0013 SRA #08
0003 ANDA $00FF 0014 CON
0004 CON 0015 TBIN
0005 TBIN 0016 CON
0006 CON 0017 STA T001
0007 STA C000 0018 LDB 0001
0008 LD 2002 0019 C 000 #09999 0000
0009 LDA 7000 0020 LDB 0001
0010 CON 0021 T 001 #09999
Application of ANDA instruction
BCD (1-digit) input
Sets a 1-digit BCD value, which is input to 0000 to 0003, in C000.
Ladder diagram
Coding
Fetches input data separately
Sets the low-order 2 digits of the BCD digital switch (7000 to 7007) to counter C000
and the high-order 2 digits to timer T001.
Ladder diagram
Coding
Line No. Instruction Operand Line No. Instruction Operand
0000 LD 2002 0005 TBIN
0001 LDA 0000 0006 CON
0002 CON 0007 STA C000
0003 ANDA $000F 0008 LDB 7000
0004 LD 2002 0009 C 000 #09999 7001
2002
ANDA
$000F
LDA
0000
2002
STA
C000
TBIN
#09999
C000
7000
7001
Fetches data of 0000 to 0015 and retains data of 0000
to 0003 only.
Converts data to BIN and writes it into C000.
Sets C000.
2002
2002
LDA
#09999
C000
0001
0000
7000
ANDA
$FF00
TBIN
#08
SRA STA
T001
LDA
7000
ANDA
$00FF
STA
C000
TBIN
#09999
T001
0001
Converts data of 7000 to 7007 to BIN and
writes it into C000.
Shifts data to right by 8 bits, converts it to
BIN, and writes it into T001.
Sets C000.
Sets T001.
KVNKA Chap 08.p65 08.3.11, 0:12 PM350
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