1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef AKM_AK09915_H_ 18 19 #define AKM_AK09915_H_ 20 21 #include <stdio.h> 22 #include <stdint.h> 23 24 #ifdef __cplusplus 25 extern "C" { 26 #endif 27 28 #define kScale_mag 0.15f 29 30 #define AKM_AK09915_DEVICE_ID 0x1048 31 #define AKM_AK09915_REG_WIA1 0x00 32 #define AKM_AK09915_REG_DATA 0x11 33 #define AKM_AK09915_REG_CNTL1 0x30 34 #define AKM_AK09915_REG_CNTL2 0x31 35 36 struct MagTask { 37 int32_t dummy; 38 }; 39 40 #define MAG_I2C_ADDR 0x0C 41 #define MAG_REG_DATA AKM_AK09915_REG_DATA 42 43 void parseMagData(struct MagTask *magTask, uint8_t *buf, float *x, float *y, float *z); 44 45 #ifdef __cplusplus 46 } 47 #endif 48 49 #endif // AKM_AK09915_H_ 50