TMS320x280x,_2801x,_2804x_高解析度脉宽调制器参考手册.pdf

文档介绍：TMS320x280x, 2801x, 2804x High Resolution
Pulse Width Modulator
Reference Guide
Literature Number: SPRU924E
April 2005–Revised February 2009
2 SPRU924E–April 2005–Revised February 2009
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Contents
Preface ........................................................................................................................................ 5
1 Introduction......................................................................................................................... 9
2 Operational Description of HRPWM ...................................................................................... 10
Controlling the HRPWM Capabilities.................................................................................. 10
Configuring the HRPWM ............................................................................................... 12
Principle of Operation ................................................................................................... 12
Scale Factor Optimizing Software (SFO)............................................................................. 16
HRPWM Examples Using Optimized Assembly Code.............................................................. 21
3 HRPWM Register Descriptions............................................................................................. 27
Register Summary....................................................................................................... 27
Registers and Field Descriptions ...................................................................................... 28
Appendix A Revision History ...................................................................................................... 30
Appendix B SFO Library Software - ............................................................... 31
SFO library parison ...........................................................