nuttx-apps/industry/foc/float/foc_cordic.c
raiden00pl d75d6b7af0 Add FOC library
Supported features:
- float and fixed16 operations
- helper interface to interact with the kernel-side FOC device
- general interface for FOC controller
- PI current/voltage controller
- 3-phase space vector modulation
- general interface for FOC model
- PMSM model
- general interface for phase angle data
- open-loop handler
- general interface for phase velocity data
- general interface for ramp (eg. velocity ramp, torque ramp)
- (WIP) CORDIC interface for hardware acceleration
2021-04-10 00:39:09 -05:00

82 lines
2.4 KiB
C

/****************************************************************************
* apps/industry/foc/float/foc_cordic.c
*
* 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.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <assert.h>
#include "industry/foc/float/foc_cordic.h"
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: foc_cordic_dqsat_f32
*
* Description:
* CORDIC DQ-frame saturation (float32)
*
* Input Parameter:
* fd - the file descriptor for CORDIC device
* dq_ref - DQ vector
* mag_max - vector magnitude max
*
****************************************************************************/
int foc_cordic_dqsat_f32(int fd, FAR dq_frame_f32_t *dq, float mag_max)
{
DEBUGASSERT(dq);
/* TODO: */
ASSERT(0);
return OK;
}
/****************************************************************************
* Name: foc_cordic_angle_f32
*
* Description:
* CORDIC angle update (float32)
*
* Input Parameter:
* fd - the file descriptor for CORDIC device
* angle - phase angle data
* a - phase angle in rad
*
****************************************************************************/
int foc_cordic_angle_f32(int fd, FAR phase_angle_f32_t *angle, float a)
{
DEBUGASSERT(angle);
/* TODO: */
ASSERT(0);
return OK;
}