BMP085 Digital, barometric pressure sensor. Manufacturer: Bosch Sensortec.
bmp085.h
- Committer:
- Quincy31
- Date:
- 2015-03-11
- Revision:
- 0:904377b11e64
File content as of revision 0:904377b11e64:
/* * BMP085 Sensor Library for mbed */ #ifndef BMP085_H #define BMP085_H #include "mbed.h" /** * BMP085 Class to read temprature & pressure from BMP085(GY-65) * */ class BMP085 { public: /** * BMP085 constructor * @param sda SDA pin * @param sdl SCL pin * @param addr addr of the I2C peripheral */ BMP085(PinName sda, PinName scl); void read(int32_t * temperature, int32_t * pressure); void set_oversampling(int osrs); static const float p0; static float altitude(float p); private: I2C m_i2c; char m_addr; int16_t ac1; int16_t ac2; int16_t ac3; uint16_t ac4; uint16_t ac5; uint16_t ac6; int16_t b1; int16_t b2; int16_t mb; int16_t mc; int16_t md; uint8_t oss; void writeRegs(uint8_t * data, int len); void readRegs(int addr, uint8_t * data, int len); void calibration(void); int32_t read_pressure(void); int32_t read_temp(void); }; #endif