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MS5837.h
- Committer:
- alekboving
- Date:
- 2020-12-01
- Revision:
- 0:dd665d08f973
File content as of revision 0:dd665d08f973:
#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
//#define fluidDensity 1029 //kg/m^3 (seawater)
#define fluidDensity 997 // kg/m^3 (freshwater)
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);
float altitude(void);
private:
I2C i2c;
char device_address;
};
#endif