1 /* 2 * Copyright (C) 2016-2017 STMicroelectronics 3 * 4 * Author: Denis Ciocca <denis.ciocca@st.com> 5 * 6 * Licensed under the Apache License, Version 2.0 (the "License"); 7 * you may not use this file except in compliance with the License. 8 * You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 */ 18 19 #ifndef __LSM6DSM_I2C_MASTER_AK09916__ 20 #define __LSM6DSM_I2C_MASTER_AK09916__ 21 22 #ifdef LSM6DSM_I2C_MASTER_AK09916 23 #ifndef LSM6DSM_I2C_MASTER_MAGNETOMETER_ENABLED 24 #define LSM6DSM_I2C_MASTER_MAGNETOMETER_ENABLED 1 25 #else /* LSM6DSM_I2C_MASTER_MAGNETOMETER_ENABLED */ 26 #error "Another magnetometer is already selected! One magn per time can be used." 27 #endif /* LSM6DSM_I2C_MASTER_MAGNETOMETER_ENABLED */ 28 #endif /* LSM6DSM_I2C_MASTER_AK09916 */ 29 30 #define AK09916_KSCALE 0.15 /* MAGN scale in uT/LSB */ 31 #define AK09916_I2C_ADDRESS (0x0c) 32 33 /* AK09916 registers */ 34 #define AK09916_WAI_ADDR (0x00) 35 #define AK09916_CNTL2_ADDR (0x31) 36 #define AK09916_CNTL3_ADDR (0x32) 37 #define AK09916_OUTDATA_ADDR (0x11) 38 #define AK09916_STATUS_DATA_ADDR (0x18) 39 40 #define AK09916_SW_RESET (0x01) 41 #define AK09916_POWER_ON_VALUE (0x00) 42 #define AK09916_POWER_OFF_VALUE (0x00) 43 #define AK09916_OUTDATA_LEN (0x06) 44 #define AK09916_ENABLE_SELFTEST_MODE (0x10) 45 46 /* Selftest related */ 47 #define AK09916_SELFTEST_HIGH_THR_XYZ_LSB 200 48 #define AK09916_SELFTEST_LOW_THR_XY_LSB -200 49 #define AK09916_SELFTEST_LOW_THR_Z_LSB -1000 50 51 52 /* AK09916 default base registers status */ 53 /* AK09916_CNTL2_BASE: control register 2 default settings */ 54 #define AK09916_CNTL2_BASE ((0 << 7) | /* (0) */ \ 55 (0 << 6) | /* (0) */ \ 56 (0 << 5) | /* (0) */ \ 57 (0 << 4) | /* MODE4 */ \ 58 (0 << 3) | /* MODE3 */ \ 59 (0 << 2) | /* MODE2 */ \ 60 (0 << 1) | /* MODE1 */ \ 61 (0 << 0)) /* MODE0 */ 62 63 #ifdef LSM6DSM_I2C_MASTER_AK09916 64 /* MUST BE SAME LENGTH OF LSM6DSMMagnRates */ 65 static uint8_t AK09916MagnRatesRegValue[] = { 66 0x02, /* Expected 0.8125Hz, ODR = 10Hz */ 67 0x02, /* Expected 1.625Hz, ODR = 10Hz */ 68 0x02, /* Expected 3.25Hz, ODR = 10Hz */ 69 0x02, /* Expected 6.5Hz, ODR = 10Hz */ 70 0x04, /* Expected 12.5Hz, ODR = 20Hz */ 71 0x06, /* Expected 26Hz, ODR = 50Hz */ 72 0x08, /* Expected 52Hz, ODR = 100Hz */ 73 0x08, /* Expected 104Hz, ODR = 100Hz */ 74 }; 75 #endif /* LSM6DSM_I2C_MASTER_AK09916 */ 76 77 #endif /* __LSM6DSM_I2C_MASTER_AK09916__ */ 78