Blue Robotics Bar02 Pressure Sensor sample MS5837-02BA Pressure Sensor
Dependents: Bar02_MS5837-02BA OCE360_Project
Fork of MS5837 by
Diff: MS5837.h
- Revision:
- 0:0c2c06ab8e72
- Child:
- 1:ee71a13b8e68
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/MS5837.h Mon Jul 25 00:19:52 2016 +0000 @@ -0,0 +1,64 @@ +#include "mbed.h" + +#ifndef MS5837_H +#define MS5837_H + +#define MS5837_RX_DEPTH 3 // +#define MS5837_TX_DEPTH 2 // + +// choose your connection here +#define ms5837_addr_no_CS 0x76 //0b1110110 + +#define ms5837_reset 0x1E // Sensor Reset + +#define ms5837_convD1_256 0x40 // Convert D1 OSR 256 +#define ms5837_convD1_512 0x42 // Convert D1 OSR 512 +#define ms5837_convD1_1024 0x44 // Convert D1 OSR 1024 +#define ms5837_convD1_2048 0x46 // Convert D1 OSR 2048 +#define ms5837_convD1_4096 0x48 // Convert D1 OSR 4096 +#define ms5837_convD1_8192 0x4A // Convert D1 OSR 8192 + +#define ms5837_convD1 ms5837_convD1_4096 // choose your sampling rate here + +#define ms5837_convD2_256 0x50 // Convert D2 OSR 256 +#define ms5837_convD2_512 0x52 // Convert D2 OSR 512 +#define ms5837_convD2_1024 0x54 // Convert D2 OSR 1024 +#define ms5837_convD2_2048 0x56 // Convert D2 OSR 2048 +#define ms5837_convD2_4096 0x58 // Convert D2 OSR 4096 +#define ms5837_convD2_8192 0x5A // Convert D2 OSR 8192 + +#define ms5837_convD2 ms5837_convD2_4096 // choose your sampling rate here + +#define ms5837_ADCread 0x00 // read ADC command +#define ms5837_PROMread 0xA0 // read PROM command base address + +class MS5837{ +private: + int D1, D2, Temp, C[8]; + float T_MS5837, P_MS5837; + /* Data buffers */ + char ms5837_rx_data[MS5837_RX_DEPTH]; + char ms5837_tx_data[MS5837_TX_DEPTH]; + +public: + MS5837 (PinName sda, PinName scl, + char ms5837_addr = ms5837_addr_no_CS ) + : i2c( sda, scl ), device_address( ms5837_addr << 1 ) { + } + void MS5837Init(void); + void MS5837Reset(void); + void MS5837ReadProm(void); + void MS5837ConvertD1(void); + void MS5837ConvertD2(void); + int32_t MS5837ReadADC(void); + float MS5837_Pressure (void); + float MS5837_Temperature (void); + void Barometer_MS5837(void); + float depth(void); + +private: + I2C i2c; + char device_address; + +}; +#endif