Texas Instruments - 28xxx

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Contents

TMS 320 x 28 xx 28 xxx Enhanced Pulse Width Modulator ePWM Module Reference Guide Literature Number SPRU791D November 2004 Revised October 2007 Tfxas Instruments 2 SPRU791 D November 2004 Revised October 2007 Submit Documentation Feedback Contents Preface 9 1 Introduction 13 1 1 Introduction 14 1 2 Submodule Overview 14 1 3 Register Mapping 17 2 ePWM Submodules 19 2 1 Overview 20 2 2 Time Base TB Submodule 23 2 2 1 Purpose of the Time Base Submodule 23 2 2 2 Controlling and Monitoring the Time base Submodule 24 2 2 3 Calculating PWM Period and Frequency 25 2 2 4 Phase Locking the Time Base Clocks of Multiple ePWM Modules 30 2 2 5 Time base Counter Modes and Timing Waveforms 30 2 3 Counter Compare CC Submodul ...