FPΣ User's Manual 
 
7.4 Pulse Output Function 
139 
7.4.4.1  Example 1: Trapezoidal Control 
a. Incremental counting, forward direction (+) 
When X8 (X8_bPositioningStartPlus) turns to TRUE, the pulse is output from the CW 
pulse output of the specified channel 0. (The output is used implicitly by 
F171_PulseOutput_Trapezoidal.) 
0V (24V DC)
( - ) ( + )
A
x
C
B
D
 
 
1
X8 Positioning start (+) 
2
Y0 CW pulse output 
A
 
PLC 
3
Y1 CCW pulse output 
B
 
Motor driver 
C
 
Stepping motor 
(+) + side 
(-) - side 
D
 
Moving table 
X 10000 pulses 
 
Pulse output diagram
 
200ms 200ms
5000Hz
500Hz
0Hz
 
1
 
Total movement amount: 10000 pulses