ert_main.c

这是一个用MATLAB仿真后生成的PID控制程序

/*
 * File: ert_main.c
 *
 * Real-Time Workshop code generated for Simulink model fox_noFCN.
 *
 * Model version                        : 1.166
 * Real-Time Workshop file version      : 7.0  (R2007b)  02-Aug-2007
 * Real-Time Workshop file generated on : Mon Jun 30 02:19:40 2008
 * TLC version                          : 7.0 (Jul 26 2007)
 * C source code generated on           : Mon Jun 30 02:19:41 2008
 */

#include <stdio.h>                     /* This ert_main.c example uses printf/fflush */
#include "fox_noFCN.h"                 /* Model's header file */
#include "rtwtypes.h"                  /* MathWorks types */

static boolean_T OverrunFlag = 0;

/* Associating rt_OneStep with a real-time clock or interrupt service routine
 * is what makes the generated code "real-time".  The function rt_OneStep is
 * always associated with the base rate of the model.  Subrates are managed
 * by the base rate from inside the generated code.  Enabling/disabling
 * interrupts and floating point context switches are target specific.  This
 * example code indicates where these should take place relative to executing
 * the generated code step function.  Overrun behavior should be tailored to
 * your application needs.  This example simply sets an error status in the
 * real-time model and returns from rt_OneStep.
 */
void rt_OneStep(void)
{
  /* Disable interrupts here */

  /* Check for overrun */
  if (OverrunFlag++) {
    rtmSetErrorStatus(fox_noFCN_M, "Overrun");
    return;
  }

  /* Save FPU context here (if necessary) */
  /* Re-enable timer or interrupt here */
  /* Set model inputs here */
  fox_noFCN_step();

  /* Get model outputs here */
  OverrunFlag--;

  /* Disable interrupts here */
  /* Restore FPU context here (if necessary) */
  /* Enable interrupts here */
}

/* The example "main" function illustrates what is required by your
 * application code to initialize, execute, and terminate the generated code.
 * Attaching rt_OneStep to a real-time clock is target specific.  This example
 * illustates how you do this relative to initializing the model.
 */
void main(void)
{
  /* Initialize model */
  fox_noFCN_initialize(1);

   while(1)
   
   {
    rt_OneStep();
 	}
}

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