This is release 2.1 of the PWMMAC API.
The user should refer to Application Note AN2969 "Using the AC Motor Control PWM
eTPU Functions" which is available from Freescale.
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Files included in this package:
===============================
    pwmmac\readme.txt         This file.
    pwmmac\etpu_pwmmac.c      Rev : 2.1 - The C code file for the PWMMAC API.
    pwmmac\etpu_pwmmac.h      Rev : 2.1 - The header file for the PWMMAC API.
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The following files are needed in order to compile and use the API code:
========================================================================

  From AN2968SW "Using AC Motor Control eTPU Function Set (set4)"
    etpu_set4\etpu_set4.h             - Image of eTPU set4 function code.
    etpu_set4\cpu\etpu_pwmmac_auto.h  - PWMMAC function interface information.
    etpu_set4\cpu\etpu_pwmf_auto.h    - PWMF function interface information.
    etpu_set4\cpu\etpu_mc_sin_auto.h  - mc_sin routines interface information.

  From AN2864SW "General C Functions for the eTPU."
    utils\etpu_util.c   - C code file for utility functions.
    utils\etpu_util.h   - header file for utility functions.
    utils\etpu_struc.h  - Register and bit field definitions for the eTPU.

  From AN2856SW "Using the MPC5554 header file"
    mpc5500\mpc5554.h  - Register and bit field definitions for MPC5554.
    mpc5500\typedefs.h - Defines all for data types.
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The following examples of use are available:
============================================

  AN3000 "AC Induction Motor V/Hz Control, Driven by eTPU on MCF523x", 
         including application source code AN3000SW.

  AN3001 "AC Induction Motor Vector Control, Driven by eTPU on MPC5500",
         including application source code AN3001SW

  AN3002 "Permanent Magnet Synchronous Motor Vector Control, 
          Driven by eTPU on MCF523x", 
         including application source code AN3002SW.

  AN3206 "Permanent Magnet Synchronous Motor Vector Control, 
          Driven by eTPU on MPC5500", 
         including application source code AN3206SW.
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All of the above files are available from the Freescale website.
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HISTORY
=======
2.1 - First release (10-Aug-05).
2.1 - Readme.txt updated with the set4 release 1.0 (07-Apr-06).

