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Dependents: LPC1114_data_logger ProjectIOT Wether_Meter LPC1114_barometer_with_data_logging
BMP180.h
- Committer:
- kenjiArai
- Date:
- 2014-06-15
- Revision:
- 0:9c1a7a1f0d97
- Child:
- 1:23942d7b7023
File content as of revision 0:9c1a7a1f0d97:
/*
* mbed library program
* Control BMP180(Bosch) Pressure Sensor
*
* Copyright (c) 2014 Kenji Arai / JH1PJL
* http://www.page.sannet.ne.jp/kenjia/index.html
* http://mbed.org/users/kenjiArai/
* Created: August 14th, 2013 for STM32L152
* Changed: May 21st, 2014 mbed LPC1114
* Revised: June 14th, 2014
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE
* AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef BMP180_H
#define BMP180_H
#include "mbed.h"
class BMP180 {
public:
BMP180(PinName p_sda, PinName p_scl);
BMP180(I2C& p_i2c);
float read_temperature();
float read_pressure();
uint8_t read_baro_id();
void normalize();
protected:
void init(void);
void i2c_read_n_bytes(int, char*, int);
void i2c_write_n_bytes(int, char*, int);
I2C i2c;
float temperature;
float pressure;
uint8_t id_number;
private:
// save EEPROM Data (Coefficient data)
int16_t eep_ac1, eep_ac2, eep_ac3;
uint16_t eep_ac4, eep_ac5, eep_ac6;
int16_t eep_b1, eep_b2, eep_mb; // eep_mb:not use
int16_t eep_mc, eep_md;
// temporary save
char baro_dt[4];
// address
char BMP180_addr;
};
#endif // BMP180_H