1 /* 2 * Copyright (C) 2016 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_LSM303AGR__ 20 #define __LSM6DSM_I2C_MASTER_LSM303AGR__ 21 22 #ifdef LSM6DSM_I2C_MASTER_LSM303AGR 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_LSM303AGR */ 29 30 #define LSM303AGR_KSCALE 0.15f /* MAGN scale in uT/LSB */ 31 #define LSM303AGR_I2C_ADDRESS (0x1e) 32 33 /* LSM303AGR registers */ 34 #define LSM303AGR_WAI_ADDR (0x4f) 35 #define LSM303AGR_CFG_REG_A_M_ADDR (0x60) 36 #define LSM303AGR_CFG_REG_C_M_ADDR (0x62) 37 #define LSM303AGR_OUTDATA_ADDR (0x68) 38 39 #define LSM303AGR_SW_RESET (0x20) 40 #define LSM303AGR_POWER_ON_VALUE (0x00) 41 #define LSM303AGR_POWER_OFF_VALUE (0x03) 42 #define LSM303AGR_OUTDATA_LEN (0x06) 43 44 45 /* LSM303AGR default base registers status */ 46 /* LSM303AGR_CFG_REG_A_M_BASE: configuration register 1 default settings */ 47 #define LSM303AGR_CFG_REG_A_M_BASE ((0 << 7) | /* (0) */ \ 48 (0 << 6) | /* (0) */ \ 49 (0 << 5) | /* SOFT_RST */ \ 50 (0 << 4) | /* LP */ \ 51 (0 << 3) | /* ODR1 */ \ 52 (0 << 2) | /* ODR0 */ \ 53 (0 << 1) | /* MD1 */ \ 54 (0 << 0)) /* MD0 */ 55 56 /* LSM303AGR_CFC_REG_C_M_BASE: configuration register 3 default settings */ 57 #define LSM303AGR_CFG_REG_C_M_BASE ((0 << 7) | /* (0) */ \ 58 (0 << 6) | /* INT_MAG_PIN */ \ 59 (0 << 5) | /* I2C_DIS */ \ 60 (1 << 4) | /* BDU */ \ 61 (0 << 3) | /* BLE */ \ 62 (0 << 2) | /* (0) */ \ 63 (0 << 1) | /* SELFT_TEST */ \ 64 (0 << 0)) /* INT_MAG */ 65 66 #ifdef LSM6DSM_I2C_MASTER_LSM303AGR 67 /* MUST BE SAME LENGTH OF LSM6DSMMagnRates */ 68 static uint8_t LSM303AGRMagnRatesRegValue[] = { 69 0x00, /* Expected 3.25Hz, ODR = 10Hz */ 70 0x00, /* Expected 6.5Hz, ODR = 10Hz */ 71 0x04, /* Expected 12.5Hz, ODR = 20Hz */ 72 0x0c, /* Expected 26Hz, ODR = 100Hz */ 73 0x0c, /* Expected 52Hz, ODR = 100Hz */ 74 0x0c, /* Expected 104Hz, ODR = 100Hz */ 75 }; 76 #endif /* LSM6DSM_I2C_MASTER_LSM303AGR */ 77 78 #endif /* __LSM6DSM_I2C_MASTER_LSM303AGR__ */ 79