A library to use Honeywell pressure sensors from HSC series with SPI connection. For calibration scale and pressure range you have to set the declarations inside the hsc_spi.h file - Default values are for 10-90% calibration and 1.6bar absolute sensor
Diff: hsc_spi.h
- Revision:
- 0:0056857990b9
diff -r 000000000000 -r 0056857990b9 hsc_spi.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/hsc_spi.h Sun Feb 16 18:30:04 2014 +0000 @@ -0,0 +1,33 @@ +#ifndef hsc_spi_h +#define hsc_spi_h + +#include "mbed.h" + +#define OUTPUT_MAX 0x399A +#define OUTPUT_MIN 0x0666 +#define P_MAX 1600 +#define P_MIN 0 + +class hsc_spi +{ + SPI& spi; + DigitalOut ncs; + Timer pollTimer; + public: + + hsc_spi(SPI& _spi, PinName _ncs); + //void initialise(int out_max,int out_min,int pmax, int pmin); + float read_press(); + float read_temp(); + void spi_init(); + void select(); + void deselect(); + + private: + PinName _CS_pin; + PinName _SO_pin; + PinName _SCK_pin; + float _error; +}; + +#endif