Library to interface the SCP1000 temperature and pressure sensor.
Dependents: SCP1000_Example ku-make_sensor ku-make_sensor201302 SCP1000_Example ... more
SCP1000.h@4:295e118b6e85, 2010-10-05 (annotated)
- Committer:
- kadams6
- Date:
- Tue Oct 05 19:59:20 2010 +0000
- Revision:
- 4:295e118b6e85
- Parent:
- 3:4d8b8ca54451
- Child:
- 7:61d2e698d988
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
kadams6 | 3:4d8b8ca54451 | 1 | /** \file |
kadams6 | 3:4d8b8ca54451 | 2 | SCP1000 header file |
kadams6 | 3:4d8b8ca54451 | 3 | */ |
kadams6 | 3:4d8b8ca54451 | 4 | |
kadams6 | 0:0b8b5828e1a3 | 5 | #ifndef _SCP1000_H |
kadams6 | 0:0b8b5828e1a3 | 6 | #define _SCP1000_H |
kadams6 | 0:0b8b5828e1a3 | 7 | |
kadams6 | 0:0b8b5828e1a3 | 8 | #include "mbed.h" |
kadams6 | 0:0b8b5828e1a3 | 9 | |
kadams6 | 0:0b8b5828e1a3 | 10 | class SCP1000 { |
kadams6 | 0:0b8b5828e1a3 | 11 | public: |
kadams6 | 4:295e118b6e85 | 12 | SCP1000(PinName mosi, PinName miso, PinName sclk, PinName cs); |
kadams6 | 0:0b8b5828e1a3 | 13 | |
kadams6 | 0:0b8b5828e1a3 | 14 | ~SCP1000() { /* empty */ }; |
kadams6 | 0:0b8b5828e1a3 | 15 | |
kadams6 | 2:fe7826024fd1 | 16 | ///Reads the pressure |
kadams6 | 1:5fcf1fe4a161 | 17 | /** |
kadams6 | 2:fe7826024fd1 | 18 | Reads the pressure from the sensor |
kadams6 | 2:fe7826024fd1 | 19 | @return Pressure in pascals. |
kadams6 | 2:fe7826024fd1 | 20 | */ |
kadams6 | 4:295e118b6e85 | 21 | unsigned long readPressure(); |
kadams6 | 0:0b8b5828e1a3 | 22 | |
kadams6 | 4:295e118b6e85 | 23 | float readTemperature(); |
kadams6 | 0:0b8b5828e1a3 | 24 | |
kadams6 | 0:0b8b5828e1a3 | 25 | |
kadams6 | 0:0b8b5828e1a3 | 26 | private: |
kadams6 | 0:0b8b5828e1a3 | 27 | static const char PRESSURE = 0x1F; //Pressure 3 MSB |
kadams6 | 0:0b8b5828e1a3 | 28 | static const char PRESSURE_LSB = 0x20; //Pressure 16 LSB |
kadams6 | 0:0b8b5828e1a3 | 29 | static const char TEMP = 0x21; //16 bit temp |
kadams6 | 0:0b8b5828e1a3 | 30 | SPI m_spi; |
kadams6 | 0:0b8b5828e1a3 | 31 | DigitalOut m_cs; |
kadams6 | 0:0b8b5828e1a3 | 32 | |
kadams6 | 4:295e118b6e85 | 33 | char read_register(char register_name); |
kadams6 | 4:295e118b6e85 | 34 | void write_register(char register_name, char register_value); |
kadams6 | 4:295e118b6e85 | 35 | float read_register16(char register_name); |
kadams6 | 0:0b8b5828e1a3 | 36 | |
kadams6 | 0:0b8b5828e1a3 | 37 | }; |
kadams6 | 0:0b8b5828e1a3 | 38 | |
kadams6 | 0:0b8b5828e1a3 | 39 | #endif // _SCP1000_H |