137
CHAPTER 8 FUNCTIONS
8
8.9 Sampling Counter
Fun
ction
(3) Operation example of the sampling counter function
The following figure shows an operation example of acquiring the number of the pulses input in the set sampling
period (1ms) as CH
Sampling count value (RWr12 to RWr13, RWr2A to RWr2B).
OFF
150
100
50
0
6)
4)
3)
5)
7)
2)
1)
1)
1)
150
100
50
-50
0
T
*1
T
*1
T
*1
CH Present value
(RWr10 to RWr11, RWr28 to RWr29)
CH Selected counter
function start command
(RY25, RY3D)
CH Counter function detection
(RX25, RX3D)
CH Function input terminal
(FUNC1, FUNC2)
Controlled by the high-speed counter module
Controlled by the program
CH Sampling count value
(RWr12 to RWr13, RWr2A to RWr2B)
CH Sampling counter/
Periodic pulse counter operation flag
(RWr20.b3, RWr38.b3)
CH Update flag (Sampling count value)
(RX29, RX41)
CH Update flag reset command
(Sampling count value)
(RY28, RY40)
CH Update flag reset completed
(Sampling count value)
(RX28, RX40)
*1 T = Sampling period
CH Count enable command
(RY24, RY3C)
OFF
OFF
OFF
OFF
OFF
OFF
ON
OFF
ON
ON
ON
ON
ON
ON
Summary of Contents for NZ2GFCF-D62PD2
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