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/******************************************************************************
*
* Copyright (C) 2012 Asahi Kasei Microdevices Corporation, Japan
*
* 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
*
* 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.
*
******************************************************************************/
#include "AKFS_Decomp.h"
#include "AKFS_Device.h"
/******************************************************************************/
/*! Convert from sensor local data unit to micro tesla, then buffer the data.
@return #AKFS_SUCCESS on success. Otherwise the return value is #AKFS_ERROR.
@param[in] mag
@param[in] status
@param[in] asa
@param[in] nhdata
@param[out] hdata
*/
int16 AKFS_Decomp(
const int16 mag[3],
const int16 status,
const uint8vec *asa,
const int16 nhdata,
AKFVEC hdata[]
)
{
/* put st1 and st2 value */
if (AKM_ST_ERROR(status)) {
return AKFS_ERROR;
}
/* magnetic */
AKFS_BufShift(nhdata, 1, hdata);
hdata[0].u.x = AKM_HDATA_CONVERTER(mag[0], asa->u.x) * AKM_SENSITIVITY;
hdata[0].u.y = AKM_HDATA_CONVERTER(mag[1], asa->u.y) * AKM_SENSITIVITY;
hdata[0].u.z = AKM_HDATA_CONVERTER(mag[2], asa->u.z) * AKM_SENSITIVITY;
return AKFS_SUCCESS;
}
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