Freescale Semiconductor, Inc.

Freescale Semiconductor, Inc.

Designer Reference Manual — Sensorless BLDC Motor Control

List of Tables

Table

Title

Page

2-1 Software Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 2-2 High Voltage Hardware Set Specifications . . . . . . . . . . . . . . . . 20 2-3 Low Voltage Evaluation Hardware Set Specifications . . . . . . . 21 2-4 Low Voltage Hardware Set Specifications . . . . . . . . . . . . . . . . 22 3-1 PC Master Software Communication Commands . . . . . . . . . . 51 3-2 PC Master Software API Variables. . . . . . . . . . . . . . . . . . . . . . 52 4-1 Electrical Characteristics of Control Board . . . . . . . . . . . . . . . . 66 4-2 Electrical Characteristics of Power Stage. . . . . . . . . . . . . . . . . 68 4-3 Electrical Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69 4-4 Electrical Characteristics of the EVM Motor Board. . . . . . . . . . 71 4-5 Characteristics of the BLDC motor . . . . . . . . . . . . . . . . . . . . . . 71 4-6 Electrical Chatacteristics of the 3-Ph BLDC

Low Voltage Power Stage . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74 5-1 Software Variables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76 6-1 Required Software Configuration

for Dedicated Hardware Platform . . . . . . . . . . . . . . . . . . . . . . 118 6-2Start-up Period . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 146 6-3 PWM Frequency Setting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 157

DRM028 — Rev 0

Designer Reference Manual

 

 

MOTOROLA

11

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Motorola M68HC08 manual List of Tables