NAiS FP Series User Manual page 108

FPΣ
(*1): Control code (H constant)
Upper word
0: Fixed
Duty (on width)
0: Duty 1/2 (50%)
1: Duty 1/4 (25%)
Frequency range
0: 1.5 Hz to 9.8 kHz
1: 48 Hz to 100 kHz
2: 191 Hz to 100 kHz
Operation mode
0: Incremental Specifies the amount of travel (number of pulses)
1: Absolute Specifies the target value (absolute value)
Output method
0: CW
1: CCW
2: PLS+SIGN (forward off) (addition counting)
3: PLS+SIGN (reverse on) (subtraction counting)
4: PLS+SIGN (forward on) (addition counting)
5: PLS+SIGN (reverse off) (subtraction counting)
(*2): Frequency (Hz) "K constant"
1.5 Hz to 9.8 kHz [K1 to K9800 (units: Hz)] (Max. error near 9.8 kHz: approx. - 0.9 kHz)
* Set "1" to specify 1.5 Hz.
48 Hz to 100 kHz [K48 to K100000 (units: Hz)] (Max. error near 100 kHz: approx. - 3 kHz)
191 Hz to 100 kHz [K191 to K100000 (units: Hz)] (Max. error near 100 kHz: approx. - 0.8 kHz)
(*3): Target value (K - 2147483648 to K2147483647)
The value of the 32 - bit data specified for the target value should be within the range indicated in
the table below.
Specification of control code
Operation mode
Incremental
Absolute
Pulse output diagram
Frequency (speed) [Hz]
5,000
2,500
1,000
01000 3000
Trigger
R10
R903A
(R903C)
When the execution condition (trigger) R10 of the F174 (SP0H) instruction goes on, the
high- speed counter control flag R903A (R903C) goes on. When the elapsed value
reaches 10,000 and pulse output stops, R903A (R903C) goes off.
(addition counting)
(subtraction counting)
Output method
Addition counting
Subtraction counting
Addition counting
Subtraction counting
Elapsed value of
high- speed
counter
(Amount of travel)
8000 10000
H j j j
j j j j j
Range of allowable target values Range of allowable target values
Specifies a positive value.
Specifies a negative value.
Specifies a value larger than the current value
Specifies a value smaller than the current value
6.4 Pulse Output Function
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