Diff: max31865.h

Revision:

2:b42b7148fbe0

Parent:

1:f5d6dfd8b4a6

--- a/max31865.h	Fri Mar 22 10:47:38 2019 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,80 +0,0 @@
-#ifndef MBED_MAX31865_H
-#define MBED_MAX31865_H
-
-#include "mbed.h"
-
-#define MAX31856_CONFIG_REG 0x00
-#define MAX31856_CONFIG_BIAS 0x80
-#define MAX31856_CONFIG_MODEAUTO 0x40
-#define MAX31856_CONFIG_MODEOFF 0x00
-#define MAX31856_CONFIG_1SHOT 0x20
-#define MAX31856_CONFIG_3WIRE 0x10
-#define MAX31856_CONFIG_24WIRE 0x00
-#define MAX31856_CONFIG_FAULTSTAT 0x02
-#define MAX31856_CONFIG_FILT50HZ 0x01
-#define MAX31856_CONFIG_FILT60HZ 0x00
-
-#define MAX31856_RTDMSB_REG 0x01
-#define MAX31856_RTDLSB_REG 0x02
-#define MAX31856_HFAULTMSB_REG 0x03
-#define MAX31856_HFAULTLSB_REG 0x04
-#define MAX31856_LFAULTMSB_REG 0x05
-#define MAX31856_LFAULTLSB_REG 0x06
-#define MAX31856_FAULTSTAT_REG 0x07
-
-#define MAX31865_FAULT_HIGHTHRESH 0x80
-#define MAX31865_FAULT_LOWTHRESH 0x40
-#define MAX31865_FAULT_REFINLOW 0x20
-#define MAX31865_FAULT_REFINHIGH 0x10
-#define MAX31865_FAULT_RTDINLOW 0x08
-#define MAX31865_FAULT_OVUV 0x04
-
-#define RTD_A 3.9083e-3
-#define RTD_B -5.775e-7
-
-typedef enum max31865_numwires
-{
-  MAX31865_2WIRE = 0,
-  MAX31865_3WIRE = 1,
-  MAX31865_4WIRE = 0
-} max31865_numwires_t;
-
-typedef enum
-{
-  PT100 = 0,
-  PT1000 = 0
-
-} max31865_rtd_t;
-
-class max31865
-{
-public:
-  max31865(PinName MOSI, PinName MISO, PinName SCLK, PinName CS);
-
-  void Begin(max31865_numwires_t wires, max31865_rtd_t type);
-  int ReadFault();
-  void ClearFault();
-  float ReadRTD();
-  bool IsRTDPresent() { return RTDpresent; };
-
-  void SetWires(max31865_numwires_t wires);
-  void AutoConvert(bool b);
-  void EnableBias(bool b);
-
-private:
-  SPI spi;
-  DigitalOut cs;
-  bool RTDpresent;
-  max31865_rtd_t RTDtype;
-
-  void
-  ReadRegistorN(int address, int buffer[], int n);
-
-  int ReadRegistor8(int address);
-  int ReadRegistor16(int address);
-
-  void WriteRegistor(int address, int reg);
-  int spiXfer(int address);
-};
-
-#endif
\ No newline at end of file