2-63
2 Instructions
CP1E CPU Unit Instructions Reference Manual(W483)
Timer and Counter Instructions
2
Example 2: Two-stage CounterWhen an SV higher than 9999 is required, two counters can be combined as shown in the followingexample. In this case, two CNT instructions are combined to make a BCD counter with an SV of20,000.Example 3: ON/OFF DelayIn this example two TIM timers are combined with KEEP(011) to make an ON delay and an OFF delay.CIO 5.00 will be turned ON 5.0 seconds after CIO 0.00 goes ON and it will be turned OFF 3.0 secondsafter CIO 0.00 goes OFF.
CNT
0001
#0100
0.00 0.01
0.02
C0001
C0002
C0002 100.03
CNT
0002
#0200
C0001
0.02
(100 times)
(200 times)
Operands
0.00
#0100
#0200
Instruction
LD
C0001LD
C0002LD
0.01
AND
C0001OR
C0002OR
1CNT
100.03OUT
2CNT
0.02LD NOT
0.02
LD NOT
TIM
0001
#0050
0.00
TIM
0002
#0030
5.00 0.00
KEEP
100.05
T0001
T0002
0.00
100.05
5.0 s 3.0 s
Instruction
TIM 2
TIM 1
#0050
LD 5.00
LD NOT 0.00
#0030
LD T0001
LD T0002
KEEP(011) 100.05
LD 0.00
Operands