mirror of
https://github.com/oliverschmidt/contiki.git
synced 2024-11-19 18:40:17 +00:00
111 lines
3.8 KiB
C
111 lines
3.8 KiB
C
/*
|
|
* Copyright (c) 2015, Copyright Robert Olsson
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. Neither the name of the Institute nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* This file is part of the Contiki operating system.
|
|
*
|
|
*
|
|
* Author : Robert Olsson rolss@kth.se/robert@radio-sensors.com
|
|
*
|
|
* Created : 2016-09-14
|
|
*/
|
|
|
|
/**
|
|
* \file
|
|
* Definitions for the Bosch BME280 based on datasheet Rev 1.1
|
|
*/
|
|
|
|
#ifndef BME280_H
|
|
#define BME280_H
|
|
|
|
#ifndef BME280_32BIT
|
|
#define BME280_64BIT
|
|
#endif
|
|
|
|
uint8_t bme280_init(uint8_t mode);
|
|
void bme280_read(uint8_t mode);
|
|
|
|
#ifdef BME280_CONF_ADDR
|
|
#define BME280_ADDR BME280_CONF_ADDR
|
|
#else
|
|
#define BME280_ADDR (0x77 << 1) /* Alternative 0x76 */
|
|
#endif
|
|
|
|
/* Diffrent BOSCH chip id's */
|
|
#define BMP085_CHIP_ID 0x55 /* And also BMP180 */
|
|
#define BMP280_CHIP_ID 0x58
|
|
#define BME280_CHIP_ID 0x60
|
|
|
|
/* Address map */
|
|
#define BME280_DIG_T1_ADDR 0x88
|
|
#define BME280_DIG_T2_ADDR 0x8A
|
|
#define BME280_DIG_T3_ADDR 0x8C
|
|
#define BME280_DIG_P1_ADDR 0x8E
|
|
#define BME280_DIG_P2_ADDR 0x90
|
|
#define BME280_DIG_P3_ADDR 0x92
|
|
#define BME280_DIG_P4_ADDR 0x94
|
|
#define BME280_DIG_P5_ADDR 0x96
|
|
#define BME280_DIG_P6_ADDR 0x98
|
|
#define BME280_DIG_P7_ADDR 0x9A
|
|
#define BME280_DIG_P8_ADDR 0x9C
|
|
#define BME280_DIG_P9_ADDR 0x9E
|
|
#define BME280_DIG_H1_ADDR 0xA1
|
|
#define BMP_CHIP_ID_ADDR 0xD0
|
|
#define BME280_CNTL_RESET 0xE0
|
|
#define BME280_DIG_H2_ADDR 0xE1
|
|
#define BME280_DIG_H3_ADDR 0xE3
|
|
#define BME280_DIG_H4_ADDR 0xE4
|
|
#define BME280_DIG_H5_ADDR 0xE5
|
|
#define BME280_DIG_H6_ADDR 0xE7
|
|
#define BME280_CNTL_HUM 0xF2
|
|
#define BME280_STATUS 0xF3
|
|
#define BME280_CNTL_MEAS 0xF4
|
|
#define BME280_CONTROL 0xF5
|
|
#define BME280_PRESS 0xF7
|
|
|
|
/* Function modes outlined in datasheet */
|
|
#define BME280_MODE_NONE 0
|
|
#define BME280_MODE_WEATHER 1
|
|
#define BME280_MODE_HUMIDITY 2
|
|
#define BME280_MODE_INDOOR_NAVIGATION 3
|
|
#define BME280_MODE_GAMING 4
|
|
|
|
#define BME280_MAX_WAIT 300 /* ms. Forced mode max wait */
|
|
|
|
|
|
struct {
|
|
int32_t t_overscale100;
|
|
uint32_t h_overscale1024;
|
|
#ifdef BME280_64BIT
|
|
uint32_t p_overscale256;
|
|
#else
|
|
uint32_t p;
|
|
#endif
|
|
} bme280_mea;
|
|
|
|
#endif /* BME280_H */
|