diff options
author | px4dev <px4@purgatory.org> | 2013-01-06 12:52:05 -0800 |
---|---|---|
committer | px4dev <px4@purgatory.org> | 2013-01-06 12:52:05 -0800 |
commit | 4447282260be0780eb6e36f5e953bf56888a5688 (patch) | |
tree | 3ba1e976d998d433397343b79a0612af52075aef /apps/mathlib/CMSIS/DSP_Lib/Source/ControllerFunctions/arm_pid_reset_f32.c | |
parent | 659543f852d18197f68fafee5db5671567b74f4b (diff) | |
download | px4-firmware-4447282260be0780eb6e36f5e953bf56888a5688.tar.gz px4-firmware-4447282260be0780eb6e36f5e953bf56888a5688.tar.bz2 px4-firmware-4447282260be0780eb6e36f5e953bf56888a5688.zip |
Integrate the interesting parts of the CMSIS 3.01 (r3p1) DSP library
Diffstat (limited to 'apps/mathlib/CMSIS/DSP_Lib/Source/ControllerFunctions/arm_pid_reset_f32.c')
-rw-r--r-- | apps/mathlib/CMSIS/DSP_Lib/Source/ControllerFunctions/arm_pid_reset_f32.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/apps/mathlib/CMSIS/DSP_Lib/Source/ControllerFunctions/arm_pid_reset_f32.c b/apps/mathlib/CMSIS/DSP_Lib/Source/ControllerFunctions/arm_pid_reset_f32.c new file mode 100644 index 000000000..491ad5268 --- /dev/null +++ b/apps/mathlib/CMSIS/DSP_Lib/Source/ControllerFunctions/arm_pid_reset_f32.c @@ -0,0 +1,57 @@ +/* ----------------------------------------------------------------------
+* Copyright (C) 2010 ARM Limited. All rights reserved.
+*
+* $Date: 15. February 2012
+* $Revision: V1.1.0
+*
+* Project: CMSIS DSP Library
+* Title: arm_pid_reset_f32.c
+*
+* Description: Floating-point 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 floating-point 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_f32(
+ arm_pid_instance_f32 * S)
+{
+
+ /* Clear the state buffer. The size will be always 3 samples */
+ memset(S->state, 0, 3u * sizeof(float32_t));
+}
+
+/**
+ * @} end of PID group
+ */
|