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NJ/NX-series CPU Unit Motion Control Userās Manual (W507)
CONTENTS
Introduction ...............................................................................................................1
Relevant Manuals......................................................................................................2
Manual Structure.......................................................................................................4
Sections in this Manual ............................................................................................7
Terms and Conditions Agreement.........................................................................14
Safety Precautions..................................................................................................16
Precautions for Safe Use........................................................................................17
Precautions for Correct Use...................................................................................18
Regulations and Standards....................................................................................19
Versions ...................................................................................................................21
Related Manuals......................................................................................................25
Revision History......................................................................................................28
Section 1 Introduction to the Motion Control Function Module
1-1 Features.................................................................................................................................... 1-2
1-2 System Configuration ............................................................................................................. 1-3
1-3 Basic Flow of Operation ......................................................................................................... 1-5
1-4 Specifications .......................................................................................................................... 1-7
1-4-1 General Specifications ................................................................................................................1-7
1-4-2 Performance Specifications ........................................................................................................1-7
1-4-3 Function Specifications ............................................................................................................. 1-11
Section 2 Motion Control Configuration and Principles
2-1 Internal Configuration of the CPU Unit.................................................................................. 2-2
2-2 Motion Control Configuration.................................................................................................2-3
2-3 Motion Control Principles....................................................................................................... 2-5
2-3-1 CPU Unit Tasks ........................................................................................................................... 2-5
2-3-2 Example of Task Operations for Motion Control........................................................................ 2-13
2-4 EtherCAT Communications and Motion Control ................................................................ 2-20
2-4-1 CAN Application Protocol over EtherCAT (CoE) .......................................................................2-20
2-4-2 Relationship between EtherCAT Master Function Module and MC Function Module .............. 2-21
2-4-3 Relationship between Process Data Communications Cycle and Motion Control Period......... 2-24
Section 3 Configuring Axes and Axes Groups
3-1 Axes .......................................................................................................................................... 3-2
3-1-1 Introduction to Axes..................................................................................................................... 3-2