Texas Instruments DRV8308, User Manual

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User’s Guide
SLVUA41E
– May 2015
1
DRV8308
User’s Guide
This document describes how to use the DRV8308EVM to spin sensored brushless DC motors, as well
as a tuning process for the DRV8308 speed control system.
Table of Contents
1. The DRV8308EVM and motor.................................. 2
1.1 Overview .......................................................... 3
1.2 External lab equipment .................................... 3
1.3 Configuration jumpers...................................... 4
2. The GUI .................................................................... 7
2.1 Installation........................................................ 7
2.2 Quick guide to spin with open-loop PWM........ 8
2.3 Quick guide to spin with speed control............ 9
2.4 The third GUI tab.............................................. 9
2.5 If the GUI has slow performance...................... 10
3. Tuning the speed control system .............................. 10
3.1 Key registers .................................................... 10
3.2 Tuning process................................................. 11