Aerotech Automation1 XI4-4P1, Руководство по оборудованию

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2.2.2. Stepper Clock and Stepper Direction Signals
The iXI4/XI4 uses the Stepper Clock and Stepper Direction outputs to interface to stepper motor
drivers. Use the ServoLoopSetup parameter to configure this output type. The Hall-effect sensors are
not available in this mode.
Table 2-7: Clock and Direction Pins on the Axis Connector
Pin # Description In/Out/Bi
16
Hall Effect Sensor B Input
Stepper Clock Output
17
Hall Effect Sensor C Input
Stepper Direction Output
Table 2-8: Stepper Clock and Stepper Direction Signal Output Specifications
Specification Value
Output Voltage 5V TTL
Maximum Output Frequency 25 MHz
Maximum Source / Sink Current ±20 mA
Clock Default State Logic Low (0 V)
Direction Default State Logic Low (0 V)
Maximum Clock Pulse Width 25 µs
Minimum Clock Pulse Width 20 ns
To change the direction of the rotation of the motor, reverse the polarity of one of the phases.
Reverse the A and A-N or B and B-N wires at the stepper motor driver.
Table 2-9: Stepper Direction Signal Output Polarity
Specification Value
Negative / CCW Direction Logic Low (0 V)
Positive / CW Direction Logic High (+5 V)
Figure 2-3: Stepper Clock and Stepper Direction Timing
2.2.2. Stepper Clock and Stepper Direction Signals iXI4/XI4 Hardware Manual
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