Takeuchi Kouichi / Mbed 2 deprecated 20160726_V51_2s_LedMatrix

for LED Matrix 5piece

Dependencies:   mbed

BME280.h@0:6228559177f8, 2016-07-26 (annotated)

Committer:
takeuchi
Date:
Tue Jul 26 06:28:53 2016 +0000
Revision:
0:6228559177f8
LED Mtrix 5 mai

Who changed what in which revision?

UserRevisionLine numberNew contents of line
takeuchi 0:6228559177f8 1 /**
takeuchi 0:6228559177f8 2 * BME280 Combined humidity and pressure sensor library
takeuchi 0:6228559177f8 3 *
takeuchi 0:6228559177f8 4 * @author Toyomasa Watarai
takeuchi 0:6228559177f8 5 * @version 1.0
takeuchi 0:6228559177f8 6 * @date 06-April-2015
takeuchi 0:6228559177f8 7 *
takeuchi 0:6228559177f8 8 * Library for "BME280 temperature, humidity and pressure sensor module" from Switch Science
takeuchi 0:6228559177f8 9 * https://www.switch-science.com/catalog/2236/
takeuchi 0:6228559177f8 10 *
takeuchi 0:6228559177f8 11 * For more information about the BME280:
takeuchi 0:6228559177f8 12 * http://ae-bst.resource.bosch.com/media/products/dokumente/bme280/BST-BME280_DS001-10.pdf
takeuchi 0:6228559177f8 13 */
takeuchi 0:6228559177f8 14
takeuchi 0:6228559177f8 15 #ifndef MBED_BME280_H
takeuchi 0:6228559177f8 16 #define MBED_BME280_H
takeuchi 0:6228559177f8 17
takeuchi 0:6228559177f8 18 #include "mbed.h"
takeuchi 0:6228559177f8 19
takeuchi 0:6228559177f8 20 //#define _DEBUG
takeuchi 0:6228559177f8 21 #define DEFAULT_SLAVE_ADDRESS (0x76 << 1)
takeuchi 0:6228559177f8 22
takeuchi 0:6228559177f8 23 #ifdef _DEBUG
takeuchi 0:6228559177f8 24 extern Serial pc;
takeuchi 0:6228559177f8 25 #define DEBUG_PRINT(...) pc.printf(__VA_ARGS__)
takeuchi 0:6228559177f8 26 #else
takeuchi 0:6228559177f8 27 #define DEBUG_PRINT(...)
takeuchi 0:6228559177f8 28 #endif
takeuchi 0:6228559177f8 29
takeuchi 0:6228559177f8 30
takeuchi 0:6228559177f8 31 /** BME280 class
takeuchi 0:6228559177f8 32 *
takeuchi 0:6228559177f8 33 * BME280: A library to correct environmental data using Boshe BME280 device
takeuchi 0:6228559177f8 34 *
takeuchi 0:6228559177f8 35 * BME280 is an environmental sensor
takeuchi 0:6228559177f8 36 * @endcode
takeuchi 0:6228559177f8 37 */
takeuchi 0:6228559177f8 38
takeuchi 0:6228559177f8 39 class BME280
takeuchi 0:6228559177f8 40 {
takeuchi 0:6228559177f8 41 public:
takeuchi 0:6228559177f8 42
takeuchi 0:6228559177f8 43 /** Create a BME280 instance
takeuchi 0:6228559177f8 44 * which is connected to specified I2C pins with specified address
takeuchi 0:6228559177f8 45 *
takeuchi 0:6228559177f8 46 * @param sda I2C-bus SDA pin
takeuchi 0:6228559177f8 47 * @param scl I2C-bus SCL pin
takeuchi 0:6228559177f8 48 * @param slave_adr (option) I2C-bus address (default: 0x76)
takeuchi 0:6228559177f8 49 */
takeuchi 0:6228559177f8 50 BME280(PinName sda, PinName sck, char slave_adr = DEFAULT_SLAVE_ADDRESS);
takeuchi 0:6228559177f8 51
takeuchi 0:6228559177f8 52 /** Create a BME280 instance
takeuchi 0:6228559177f8 53 * which is connected to specified I2C pins with specified address
takeuchi 0:6228559177f8 54 *
takeuchi 0:6228559177f8 55 * @param i2c_obj I2C object (instance)
takeuchi 0:6228559177f8 56 * @param slave_adr (option) I2C-bus address (default: 0x76)
takeuchi 0:6228559177f8 57 */
takeuchi 0:6228559177f8 58 BME280(I2C &i2c_obj, char slave_adr = DEFAULT_SLAVE_ADDRESS);
takeuchi 0:6228559177f8 59
takeuchi 0:6228559177f8 60 /** Destructor of BME280
takeuchi 0:6228559177f8 61 */
takeuchi 0:6228559177f8 62 virtual ~BME280();
takeuchi 0:6228559177f8 63
takeuchi 0:6228559177f8 64 /** Initializa BME280 sensor
takeuchi 0:6228559177f8 65 *
takeuchi 0:6228559177f8 66 * Configure sensor setting and read parameters for calibration
takeuchi 0:6228559177f8 67 *
takeuchi 0:6228559177f8 68 */
takeuchi 0:6228559177f8 69 void initialize(void);
takeuchi 0:6228559177f8 70
takeuchi 0:6228559177f8 71 /** Read the current temperature value (degree Celsius) from BME280 sensor
takeuchi 0:6228559177f8 72 *
takeuchi 0:6228559177f8 73 */
takeuchi 0:6228559177f8 74 float getTemperature(void);
takeuchi 0:6228559177f8 75
takeuchi 0:6228559177f8 76 /** Read the current pressure value (hectopascal)from BME280 sensor
takeuchi 0:6228559177f8 77 *
takeuchi 0:6228559177f8 78 */
takeuchi 0:6228559177f8 79 float getPressure(void);
takeuchi 0:6228559177f8 80
takeuchi 0:6228559177f8 81 /** Read the current humidity value (humidity %) from BME280 sensor
takeuchi 0:6228559177f8 82 *
takeuchi 0:6228559177f8 83 */
takeuchi 0:6228559177f8 84 float getHumidity(void);
takeuchi 0:6228559177f8 85
takeuchi 0:6228559177f8 86 private:
takeuchi 0:6228559177f8 87
takeuchi 0:6228559177f8 88 I2C *i2c_p;
takeuchi 0:6228559177f8 89 I2C &i2c;
takeuchi 0:6228559177f8 90 char address;
takeuchi 0:6228559177f8 91 uint16_t dig_T1;
takeuchi 0:6228559177f8 92 int16_t dig_T2, dig_T3;
takeuchi 0:6228559177f8 93 uint16_t dig_P1;
takeuchi 0:6228559177f8 94 int16_t dig_P2, dig_P3, dig_P4, dig_P5, dig_P6, dig_P7, dig_P8, dig_P9;
takeuchi 0:6228559177f8 95 uint16_t dig_H1, dig_H3;
takeuchi 0:6228559177f8 96 int16_t dig_H2, dig_H4, dig_H5, dig_H6;
takeuchi 0:6228559177f8 97 int32_t t_fine;
takeuchi 0:6228559177f8 98
takeuchi 0:6228559177f8 99 };
takeuchi 0:6228559177f8 100
takeuchi 0:6228559177f8 101 #endif // MBED_BME280_H