
6.2.2 ECAM................................................................................................................70
6.2.2.1 Linear ECAM................................................................................................71
6.2.2.2 Cyclical ECAM.............................................................................................73
6.2.3
Dividing the ECAM Table into Logical Portions..........................................74
6.2.4 Fast ECAM Programming Using CAN..........................................................76
6.2.5 Initializing External Position Reference Parameters ....................................76
6.2.5.1 Jump-free Motor Starting Policy ................................................................77
6.2.5.2 On-the-fly Switching of External Reference Parameters ......................... 77
6.3.
Stop Manager...................................................................................................................78
6.3.1 General Description .........................................................................................78
6.3.2 Stop Manager Internal Elements .................................................................... 79
Chapter 7: Filters.......................................................................................................................83
7.1. Internal Structure of a Filter Link..................................................................................85
7.1.1 Link Parameterization .....................................................................................86
7.2. Examples of Filter Implementation...............................................................................86
7.2.1 Low-pass (Complex Pole) Element (Represented by Second-order Block) 86
7.2.2 Notch Filter Element (Represented by Second-order Block) .......................87
7.2.3 Double-lead Element (Represented by Second-order Block).......................88
7.2.4 First-order Element (Represented by Second-order Block) ........................88
Chapter 8: The Position and Speed Controller.....................................................................90
8.1. Gain Scheduling ..............................................................................................................91
8.1.1 Automatic Gain Scheduling............................................................................92
8.2. Speed Control ..................................................................................................................93
8.2.1 Block Diagram ..................................................................................................93
8.2.2 Speed Controller Parameters ..........................................................................94
8.3. The Position Controller...................................................................................................95
8.3.1 Block Diagram ..................................................................................................95
8.3.2 Position Controller Parameters.......................................................................96
Chapter 9: The Current Controller.........................................................................................98
9.1.1 Input Transformation: Calculating Iq and Id................................................99
9.1.2 Output Transformation: Calculating Phase Voltages................................. 100
SimplIQ for Steppers Application Note Contents
MAN-STECR (Ver. 1.1)
4
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