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Chapter 1 Introduction to NI-Motion
© National Instruments Corporation 1-5 NI-Motion User Manual
Figure 1-3 shows the components of the NI 73xx motion controllers.
Figure 1-3. Typical NI 73xx Motion Controller Functional Architecture
Figure 1-4 shows the components of the NI SoftMotion controller.
Figure 1-4. NI SoftMotion Controller Functional Architecture
Bus
Control Loop
Trajectory Generation
Supervisory Control
To drive
From
feedback
& sensors
Typical NI 73xx Motion Controller Architecture
Microcontroller running RTOS/DSPs/FPGAs
Host
Analog & Digital I/O
Bus
Control Loop
Trajectory Generation
Supervisory Control
To drive
From
feedback
& sensors
NI SoftMotion Controller Architecture
Any CPU on a real-time environment
Host
Analog & Digital I/O
Software is separate from the I/O