Dsp2833X Headerfiles Quickstart Readme

C2833x/C2823x C/C++ Header Files and Peripheral Examples Quick Start
Version 1.20 August 1, 2008

C2833x/C2823x C/C++ Header Files and Peripheral Examples Quick Start
1 2 3 4 Device Support:............................................................................................................................ 2 Introduction:................................................................................................................................. 2 2.1 Revision History...................................................................................................................... 3 2.2 Where Files are Located (Directory Structure) ........................................................................ 4 Understanding The Peripheral Bit-Field StructureApproach ................................................... 5 Peripheral Example Projects ....................................................................................................... 6 4.1 Getting Started ....................................................................................................................... 6 4.2 Example ProgramStructure.................................................................................................. 11 4.2.1 Source Code ............................................................................................................. 12 4.2.2 Linker Command Files .............................................................................................. 12 4.3 Example Program Flow........................................................................................................ 14 4.4 Included Examples: .............................................................................................................. 15 4.5 Executing the Examples From Flash..................................................................................... 17 4.6 Converting Floating-Point Compiled Examples to Fixed-Pointand Vice Versa ..................... 20 Steps for Incorporating the Header Files and Sample Code ................................................... 23 5.1 Before you begin .................................................................................................................. 23 5.2 Including the DSP2833x Peripheral Header Files................................................................. 23 5.3 Including Common Example Code........................................................................................ 27 Troubleshooting Tips & Frequently Asked Questions ............................................................ 29 6.1 Effects of read-modify-write instructions. .............................................................................. 31 6.1.1Registers with multiple flag bits in which writing a 1 clears that flag........................... 32 6.1.2 Registers with Volatile Bits. ....................................................................................... 32 Migration Tips for moving from the TMS320x280x or TMS320x281x header files to the TMS320x2833x/TMS320x2823x header files............................................................................. 33 Packet Contents: ........................................................................................................................ 36 8.1 Header File Support – DSP2833x_headers .......................................................................... 36 8.1.1 DSP2833x Header Files – MainFiles........................................................................ 36 8.1.2 DSP2833x Header Files – Peripheral Bit-Field and Register Structure Definition Files .......................................................................................................................... 37 8.1.3 Code Composer .gel Files......................................................................................... 38 8.1.4 Variable Names and Data...