Diff: src/Cortex-M4-M3/ControllerFunctions/arm_pid_reset_q15.c

Revision:

0:1014af42efd9

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/Cortex-M4-M3/ControllerFunctions/arm_pid_reset_q15.c	Thu Mar 10 15:07:50 2011 +0000
@@ -0,0 +1,50 @@
+/* ----------------------------------------------------------------------  
+* Copyright (C) 2010 ARM Limited. All rights reserved.  
+*  
+* $Date:        29. November 2010  
+* $Revision: 	V1.0.3  
+*  
+* Project: 	    CMSIS DSP Library  
+* Title:	    arm_pid_reset_q15.c  
+*  
+* Description:	Q15 PID Control reset function 
+*  
+* Target Processor: Cortex-M4/Cortex-M3
+*  
+* 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 Q15 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_q15( 
+  arm_pid_instance_q15 * S) 
+{ 
+  /* Reset state to zero, The size will be always 3 samples */ 
+  memset(S->state, 0, 3u * sizeof(q15_t));  
+} 
+ 
+/**  
+ * @} end of PID group  
+ */