/* ----------------------------------------------------------------------    
* Copyright (C) 2010 ARM Limited. All rights reserved.    
*    
* $Date: 14/06/07 1:56a $Revision: 	V1.1.0  
*    
* Project: 	    CMSIS DSP Library    
* Title:	    arm_pid_reset_q31.c    
*    
* Description:	Q31 PID Control reset function   
*    
* Target Processor: Cortex-M4/Cortex-M3/Cortex-M0
*  
* Version 1.1.0 2012/02/15 
*    Updated with more optimizations, bug fixes and minor API changes.  
*   
* Version 1.0.10 2011/7/15  
*    Big Endian support added and Merged M0 and M3/M4 Source code.   
*    
* Version 1.0.3 2010/11/29   
*    Re-organized the CMSIS folders and updated documentation.    
*     
* Version 1.0.2 2010/11/11    
*    Documentation updated.     
*    
* Version 1.0.1 2010/10/05     
*    Production release and review comments incorporated.    
*    
* Version 1.0.0 2010/09/20     
*    Production release and review comments incorporated.    
* ------------------------------------------------------------------- */

#include "arm_math.h"

 /**    
 * @addtogroup PID    
 * @{    
 */

/**    
* @brief  Reset function for the Q31 PID Control.   
* @param[in] *S	Instance pointer of PID control data structure.   
* @return none.    
* \par Description:   
* The function resets the state buffer to zeros.    
*/
void arm_pid_reset_q31(
  arm_pid_instance_q31 * S)
{

  /* Clear the state buffer.  The size will be always 3 samples */
  memset(S->state, 0, 3u * sizeof(q31_t));
}

/**    
 * @} end of PID group    
 */
