Blue Robotics Bar02 Pressure Sensor sample MS5837-02BA Pressure Sensor
Dependents: Bar02_MS5837-02BA OCE360_Project
Fork of MS5837 by
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?
User | Revision | Line number | New 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 |