| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 __SENSOR_LSM303DLHC_H__ |
| #define __SENSOR_LSM303DLHC_H__ |
| |
| #include "os/mynewt.h" |
| #include "sensor/sensor.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| enum lsm303dlhc_accel_range { |
| LSM303DLHC_ACCEL_RANGE_2 = 0x00 << 4, /* +/- 2g */ |
| LSM303DLHC_ACCEL_RANGE_4 = 0x01 << 4, /* +/- 4g */ |
| LSM303DLHC_ACCEL_RANGE_8 = 0x02 << 4, /* +/- 8g */ |
| LSM303DLHC_ACCEL_RANGE_16 = 0x03 << 4, /* +/- 16g */ |
| }; |
| |
| enum lsm303dlhc_accel_rate { |
| LSM303DLHC_ACCEL_RATE_POWER_DOWN = 0x00 << 4, |
| LSM303DLHC_ACCEL_RATE_1 = 0x01 << 4, |
| LSM303DLHC_ACCEL_RATE_10 = 0x02 << 4, |
| LSM303DLHC_ACCEL_RATE_25 = 0x03 << 4, |
| LSM303DLHC_ACCEL_RATE_50 = 0x04 << 4, |
| LSM303DLHC_ACCEL_RATE_100 = 0x05 << 4, |
| LSM303DLHC_ACCEL_RATE_200 = 0x06 << 4, |
| LSM303DLHC_ACCEL_RATE_400 = 0x07 << 4, |
| LSM303DLHC_ACCEL_RATE_1620 = 0x08 << 4 |
| }; |
| |
| enum lsm303dlhc_mag_gain { |
| LSM303DLHC_MAG_GAIN_1_3 = 0x20 << 5, /* +/- 1.3 gauss */ |
| LSM303DLHC_MAG_GAIN_1_9 = 0x40 << 5, /* +/- 1.9 gauss */ |
| LSM303DLHC_MAG_GAIN_2_5 = 0x60 << 5, /* +/- 2.5 gauss */ |
| LSM303DLHC_MAG_GAIN_4_0 = 0x80 << 5, /* +/- 4.0 gauss */ |
| LSM303DLHC_MAG_GAIN_4_7 = 0xA0 << 5, /* +/- 4.7 gauss */ |
| LSM303DLHC_MAG_GAIN_5_6 = 0xC0 << 5, /* +/- 5.6 gauss */ |
| LSM303DLHC_MAG_GAIN_8_1 = 0xE0 << 5 /* +/- 8.1 gauss */ |
| }; |
| |
| enum lsm303dlhc_mag_rate { |
| LSM303DLHC_MAG_RATE_0_7 = 0x00 << 2, /* 0.75 Hz */ |
| LSM303DLHC_MAG_RATE_1_5 = 0x01 << 2, /* 1.5 Hz */ |
| LSM303DLHC_MAG_RATE_3_0 = 0x02 << 2, /* 3.0 Hz */ |
| LSM303DLHC_MAG_RATE_7_5 = 0x03 << 2, /* 7.5 Hz */ |
| LSM303DLHC_MAG_RATE_15 = 0x04 << 2, /* 15 Hz */ |
| LSM303DLHC_MAG_RATE_30 = 0x05 << 2, /* 30 Hz */ |
| LSM303DLHC_MAG_RATE_75 = 0x06 << 2, /* 75 Hz */ |
| LSM303DLHC_MAG_RATE_220 = 0x07 << 2 /* 220 Hz */ |
| }; |
| |
| #define LSM303DLHC_ADDR_ACCEL 0x19 /* 0011001 */ |
| #define LSM303DLHC_ADDR_MAG 0x1E /* 0011110 */ |
| |
| struct lsm303dlhc_cfg { |
| enum lsm303dlhc_accel_range accel_range; |
| enum lsm303dlhc_accel_rate accel_rate; |
| enum lsm303dlhc_mag_gain mag_gain; |
| enum lsm303dlhc_mag_rate mag_rate; |
| uint8_t mag_addr; |
| uint8_t acc_addr; |
| sensor_type_t mask; |
| }; |
| |
| struct lsm303dlhc { |
| struct os_dev dev; |
| struct sensor sensor; |
| struct lsm303dlhc_cfg cfg; |
| os_time_t last_read_time; |
| }; |
| |
| int lsm303dlhc_init(struct os_dev *, void *); |
| int lsm303dlhc_config(struct lsm303dlhc *, struct lsm303dlhc_cfg *); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* __SENSOR_LSM303DLHC_H__ */ |
