John Seargeant / AUV_MS5837_30BA_WRCE_TSD

Updated MS5837 Library to add support for the MS5837_30BA Sensor.

Dependents:   AUV_depth_sensor_072319

MS5837.h@1:ee71a13b8e68, 2018-07-17 (annotated)

Committer:
yuuitirou528
Date:
Tue Jul 17 16:11:48 2018 +0000
Revision:
1:ee71a13b8e68
Parent:
0:0c2c06ab8e72 
The first releas

Who changed what in which revision?

UserRevisionLine numberNew contents of line
aolgu003 0:0c2c06ab8e72 1 #include "mbed.h"
aolgu003 0:0c2c06ab8e72 2
aolgu003 0:0c2c06ab8e72 3 #ifndef MS5837_H
aolgu003 0:0c2c06ab8e72 4 #define MS5837_H
aolgu003 0:0c2c06ab8e72 5
aolgu003 0:0c2c06ab8e72 6 #define MS5837_RX_DEPTH 3 //
aolgu003 0:0c2c06ab8e72 7 #define MS5837_TX_DEPTH 2 //
aolgu003 0:0c2c06ab8e72 8
aolgu003 0:0c2c06ab8e72 9 // choose your connection here
aolgu003 0:0c2c06ab8e72 10 #define ms5837_addr_no_CS 0x76 //0b1110110
aolgu003 0:0c2c06ab8e72 11
aolgu003 0:0c2c06ab8e72 12 #define ms5837_reset 0x1E // Sensor Reset
aolgu003 0:0c2c06ab8e72 13
aolgu003 0:0c2c06ab8e72 14 #define ms5837_convD1_256 0x40 // Convert D1 OSR 256
aolgu003 0:0c2c06ab8e72 15 #define ms5837_convD1_512 0x42 // Convert D1 OSR 512
aolgu003 0:0c2c06ab8e72 16 #define ms5837_convD1_1024 0x44 // Convert D1 OSR 1024
aolgu003 0:0c2c06ab8e72 17 #define ms5837_convD1_2048 0x46 // Convert D1 OSR 2048
aolgu003 0:0c2c06ab8e72 18 #define ms5837_convD1_4096 0x48 // Convert D1 OSR 4096
aolgu003 0:0c2c06ab8e72 19 #define ms5837_convD1_8192 0x4A // Convert D1 OSR 8192
aolgu003 0:0c2c06ab8e72 20
aolgu003 0:0c2c06ab8e72 21 #define ms5837_convD1 ms5837_convD1_4096 // choose your sampling rate here
aolgu003 0:0c2c06ab8e72 22
aolgu003 0:0c2c06ab8e72 23 #define ms5837_convD2_256 0x50 // Convert D2 OSR 256
aolgu003 0:0c2c06ab8e72 24 #define ms5837_convD2_512 0x52 // Convert D2 OSR 512
aolgu003 0:0c2c06ab8e72 25 #define ms5837_convD2_1024 0x54 // Convert D2 OSR 1024
aolgu003 0:0c2c06ab8e72 26 #define ms5837_convD2_2048 0x56 // Convert D2 OSR 2048
aolgu003 0:0c2c06ab8e72 27 #define ms5837_convD2_4096 0x58 // Convert D2 OSR 4096
aolgu003 0:0c2c06ab8e72 28 #define ms5837_convD2_8192 0x5A // Convert D2 OSR 8192
aolgu003 0:0c2c06ab8e72 29
aolgu003 0:0c2c06ab8e72 30 #define ms5837_convD2 ms5837_convD2_4096 // choose your sampling rate here
aolgu003 0:0c2c06ab8e72 31
aolgu003 0:0c2c06ab8e72 32 #define ms5837_ADCread 0x00 // read ADC command
aolgu003 0:0c2c06ab8e72 33 #define ms5837_PROMread 0xA0 // read PROM command base address
aolgu003 0:0c2c06ab8e72 34
yuuitirou528 1:ee71a13b8e68 35 //#define fluidDensity 1029 //kg/m^3 (seawater)
yuuitirou528 1:ee71a13b8e68 36 #define fluidDensity 997 // kg/m^3 (freshwater)
yuuitirou528 1:ee71a13b8e68 37
aolgu003 0:0c2c06ab8e72 38 class MS5837{
aolgu003 0:0c2c06ab8e72 39 private:
aolgu003 0:0c2c06ab8e72 40 int D1, D2, Temp, C[8];
aolgu003 0:0c2c06ab8e72 41 float T_MS5837, P_MS5837;
aolgu003 0:0c2c06ab8e72 42 /* Data buffers */
aolgu003 0:0c2c06ab8e72 43 char ms5837_rx_data[MS5837_RX_DEPTH];
aolgu003 0:0c2c06ab8e72 44 char ms5837_tx_data[MS5837_TX_DEPTH];
aolgu003 0:0c2c06ab8e72 45
aolgu003 0:0c2c06ab8e72 46 public:
aolgu003 0:0c2c06ab8e72 47 MS5837 (PinName sda, PinName scl,
aolgu003 0:0c2c06ab8e72 48 char ms5837_addr = ms5837_addr_no_CS )
aolgu003 0:0c2c06ab8e72 49 : i2c( sda, scl ), device_address( ms5837_addr << 1 ) {
aolgu003 0:0c2c06ab8e72 50 }
aolgu003 0:0c2c06ab8e72 51 void MS5837Init(void);
aolgu003 0:0c2c06ab8e72 52 void MS5837Reset(void);
aolgu003 0:0c2c06ab8e72 53 void MS5837ReadProm(void);
aolgu003 0:0c2c06ab8e72 54 void MS5837ConvertD1(void);
aolgu003 0:0c2c06ab8e72 55 void MS5837ConvertD2(void);
aolgu003 0:0c2c06ab8e72 56 int32_t MS5837ReadADC(void);
aolgu003 0:0c2c06ab8e72 57 float MS5837_Pressure (void);
aolgu003 0:0c2c06ab8e72 58 float MS5837_Temperature (void);
aolgu003 0:0c2c06ab8e72 59 void Barometer_MS5837(void);
aolgu003 0:0c2c06ab8e72 60 float depth(void);
yuuitirou528 1:ee71a13b8e68 61 float altitude(void);
aolgu003 0:0c2c06ab8e72 62
aolgu003 0:0c2c06ab8e72 63 private:
aolgu003 0:0c2c06ab8e72 64 I2C i2c;
aolgu003 0:0c2c06ab8e72 65 char device_address;
aolgu003 0:0c2c06ab8e72 66
aolgu003 0:0c2c06ab8e72 67 };
aolgu003 0:0c2c06ab8e72 68 #endif