Power PMAC Clipper User Manual
Connections and Software Setup 41
Step and Direction PFM Output (To External Stepper Amplifier)
The Power PMAC Clipper has the capability of generating step and direction (Pulse Frequency
Modulation) output signals to external stepper amplifiers. The step and direction outputs can be
connected in single-ended configuration for 5V (input signal) amplifiers.
Example for Clipper Channel #1
5
6
3
4
1
2
9
10
7
8
15
16
13
14
11
12
17
External Stepper
Amplifier
DIR+
PUL+
GND
J4 (JMACH2)
Software setup for PFM outputs are covered in detail in the Pulse
Frequency Modulation (PFM) section under DRIVE - MOTOR
SETUP.