nuttx-apps/include/industry/foc/fixed16/foc_ramp.h

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/****************************************************************************
* apps/include/industry/foc/fixed16/foc_ramp.h
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you 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
*
* http://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.
*
****************************************************************************/
#ifndef __INDUSTRY_FOC_FIXED16_FOC_RAMP_H
#define __INDUSTRY_FOC_FIXED16_FOC_RAMP_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <dspb16.h>
/****************************************************************************
* Public Type Definition
****************************************************************************/
/* Ramp data */
struct foc_ramp_b16_s
{
uint8_t ramp_mode; /* Ramp mode */
b16_t per; /* Controller period */
b16_t ramp_thr; /* Ramp threshold */
b16_t ramp_acc; /* Ramp acceleration */
b16_t ramp_dec; /* Ramp deceleration */
b16_t ramp_dec_per; /* dec * per */
b16_t ramp_acc_per; /* acc * per */
b16_t diff; /* Difference now */
};
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
/****************************************************************************
* Name: foc_ramp_init_b16
****************************************************************************/
int foc_ramp_init_b16(FAR struct foc_ramp_b16_s *ramp, b16_t per,
b16_t thr, b16_t acc, b16_t dec);
/****************************************************************************
* Name: foc_ramp_run_b16
****************************************************************************/
int foc_ramp_run_b16(FAR struct foc_ramp_b16_s *ramp, b16_t des,
b16_t now, FAR b16_t *set);
#endif /* __INDUSTRY_FOC_FIXED16_FOC_RAMP_H */