c2812pmsmsim1_main.c

dsp控制电机时与位置传感器相关程序 以及位置传感器的说明

/*
 * File: c2812pmsmsim1_main.c
 *
 * Real-Time Workshop code generated for Simulink model c2812pmsmsim1.
 *
 * Model version                        : 1.287
 * Real-Time Workshop file version      : 7.0  (R2007b)  02-Aug-2007
 * Real-Time Workshop file generated on : Mon May 26 17:20:51 2008
 * TLC version                          : 7.0 (Jul 26 2007)
 * C source code generated on           : Mon May 26 17:20:56 2008
 */

#include "c2812pmsmsim1.h"
#include "c2812pmsmsim1_private.h"
#include "rtwtypes.h"
#include "c2000_main.h"
#include "DSP281x_Device.h"
#include "DSP281x_Examples.h"

void init_board(void);
void enable_interrupts(void);
void config_schedulerTimer(void);
void disable_interrupts(void);
volatile int IsrOverrun = 0;
boolean_T isRateRunning[2] = { 0, 0 };

boolean_T need2runFlags[2] = { 0, 0 };

/* Function: rt_OneStep -------------------------------------------
 *
 * Abstract:
 *      Perform one step of the model.  Multi-tasking implementation.
 */
void rt_OneStep(void)
{
  boolean_T eventFlags[2];

  /* Check base rate for overrun */
  // disabling interrupts
  asm(" SETC INTM");
  if (isRateRunning[0]++) {
    IsrOverrun = 1;
    isRateRunning[0]--;                // allow future iterations to succeed

    // enabling interrupts
    asm(" CLRC INTM");
    return;
  }

  /*
   * For a bare-board target (i.e., no operating system), the rates
   * that execute this base step are buffered locally to allow for
   * overlapping preemption.  The generated code includes function
   * c2812pmsmsim1_SetEventsForThisBaseStep() which sets the rates
   * that need to run this time step.  The return values are 1 and 0
   * for true and false, respectively.
   */
  c2812pmsmsim1_SetEventsForThisBaseStep(eventFlags);

  // enabling interrupts
  asm(" CLRC INTM");
  c2812pmsmsim1_step(0);
  isRateRunning[0]--;
  if (eventFlags[1]) {
    if (need2runFlags[1]++) {
      IsrOverrun = 1;
      need2runFlags[1]--;              // allow future iterations to succeed
      return;
    }
  }

  if (need2runFlags[1]) {
    if (isRateRunning[1]) {
      //Yield to higher priority
      return;
    }

    // disabling interrupts
    asm(" SETC INTM");
    isRateRunning[1]++;

    // enabling interrupts
    asm(" CLRC INTM");
    c2812pmsmsim1_step(1);
    need2runFlags[1]--;
    isRateRunning[1]--;
  }
}

//
// Entry point into the code
//
void main(void)
{
  volatile boolean_T noErr;
  init_board();
  c2812pmsmsim1_initialize(1);

  /* **starting the model** */
  enable_interrupts();
  config_schedulerTimer();
  noErr =
    rtmGetErrorStatus(c2812pmsmsim1_M) == NULL;
  while (noErr ) {
    noErr =
      rtmGetErrorStatus(c2812pmsmsim1_M) == NULL;
  }

  /* **stopping the model** */

  /* Disable rt_OneStep() here */

  /* Terminate model */
  c2812pmsmsim1_terminate();
  disable_interrupts();
}

/* File trailer for Real-Time Workshop generated code.
 *
 * [EOF]
 */