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author | Paul Kocialkowski <contact@paulk.fr> | 2014-01-05 21:26:06 +0100 |
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committer | Paul Kocialkowski <contact@paulk.fr> | 2014-01-06 22:38:26 +0100 |
commit | da6fcf71764f46b965ede87795cfbe818a03103f (patch) | |
tree | f184d149a79e2ae21420eaf8112c232cb65e0a44 /sensors/akmdfs/AKFS_APIs_8975/AKFS_AK8975.h | |
parent | 7ec537bb7955c35b40a38fffae2f2d4022311b5a (diff) | |
download | device_samsung_i9300-da6fcf71764f46b965ede87795cfbe818a03103f.zip device_samsung_i9300-da6fcf71764f46b965ede87795cfbe818a03103f.tar.gz device_samsung_i9300-da6fcf71764f46b965ede87795cfbe818a03103f.tar.bz2 |
SMDK4x12 Sensorsreplicant-4.2-0002replicant-4.2-0001
Signed-off-by: Paul Kocialkowski <contact@paulk.fr>
Diffstat (limited to 'sensors/akmdfs/AKFS_APIs_8975/AKFS_AK8975.h')
-rw-r--r-- | sensors/akmdfs/AKFS_APIs_8975/AKFS_AK8975.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/sensors/akmdfs/AKFS_APIs_8975/AKFS_AK8975.h b/sensors/akmdfs/AKFS_APIs_8975/AKFS_AK8975.h new file mode 100644 index 0000000..25459e3 --- /dev/null +++ b/sensors/akmdfs/AKFS_APIs_8975/AKFS_AK8975.h @@ -0,0 +1,50 @@ +/****************************************************************************** + * + * 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. + * + ******************************************************************************/ +#ifndef AKFS_INC_AK8975_H +#define AKFS_INC_AK8975_H + +#include "AKFS_Device.h" + +/***** Constant definition ****************************************************/ +#define AK8975_BDATA_SIZE 8 + +#define AK8975_HSENSE_DEFAULT 1 +#define AK8975_HSENSE_TARGET 0.3f +#define AK8975_ASENSE_DEFAULT 720 +#define AK8975_ASENSE_TARGET 9.80665f + +#define AK8975_HDATA_CONVERTER(hi, low, asa) \ + (AKFLOAT)((int16)((((uint16)(hi))<<8)+(uint16)(low))*(((asa)/256.0f) + 0.5f)) + +#define AK8975_ST_ERROR(st) (((st)&0x09) != 0x01) + +/***** Type declaration *******************************************************/ + +/***** Prototype of function **************************************************/ +AKLIB_C_API_START +int16 AKFS_DecompAK8975( + const int16 mag[3], + const int16 status, + const uint8vec* asa, + const int16 nhdata, + AKFVEC hdata[] +); +AKLIB_C_API_END + +#endif + |