/* ---------------------------------------------------------------------- * Project: CMSIS DSP Library * Title: arm_pid_reset_q15.c * Description: Q15 PID Control reset function * * $Date: 27. January 2017 * $Revision: V.1.5.1 * * Target Processor: Cortex-M cores * -------------------------------------------------------------------- */ /* * Copyright (C) 2010-2017 ARM Limited or its affiliates. All rights reserved. * * SPDX-License-Identifier: Apache-2.0 * * Licensed under the Apache License, Version 2.0 (the License); you may * not use this file except in compliance with the License. * You may obtain a copy of the License at * * www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an AS IS BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #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 */