Diff: TMP006.h

Revision:

0:48c0564d877a

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/TMP006.h	Wed Oct 16 19:59:52 2013 +0000
@@ -0,0 +1,96 @@
+/** TMP006 Temperature methods.
+ *  Used for interfacing the TMP006 with the mbed.
+ *
+ * Example:
+ * @code
+ * #include "mbed.h"
+ * #include "TMP006.h"
+
+ * #define Address 0x80 
+ *
+ * TMP006 sensor(p9, p10, Address); 
+ *
+ * int main()
+ * {
+ * while(1) {
+ *   printf("TTemperature: %f F \r \n", sensor.readObjTempF(Address));
+ *   wait(0.5);
+ * }
+ * }
+ * @endcode
+ */
+
+
+#ifndef TMP006_H
+#define TMP006_H
+ 
+#include "mbed.h"
+
+// Constants for calculating object temperature
+#define TMP006_B0 -0.0000294
+#define TMP006_B1 -0.00000057
+#define TMP006_B2 0.00000000463
+#define TMP006_C2 13.4
+#define TMP006_TREF 298.15
+#define TMP006_A2 -0.00001678
+#define TMP006_A1 0.00175
+#define TMP006_S0 6.4  // * 10^-14
+
+// Configuration Settings
+#define TMP006_CFG_RESET    0x8000
+#define TMP006_CFG_MODEON   0x7000
+#define TMP006_CFG_1SAMPLE  0x0000
+#define TMP006_CFG_2SAMPLE  0x0200
+#define TMP006_CFG_4SAMPLE  0x0400
+#define TMP006_CFG_8SAMPLE  0x0600
+#define TMP006_CFG_16SAMPLE 0x0800
+#define TMP006_CFG_DRDYEN   0x0100
+#define TMP006_CFG_DRDY     0x0080
+
+// Registers to read thermopile voltage and sensor temperature
+#define TMP006_VOBJ  0x00
+#define TMP006_TAMB 0x01
+#define TMP006_CONFIG 0x02
+
+class TMP006
+{
+public:
+
+    // Constructor
+    TMP006(PinName sda, PinName scl, int addr);
+
+    /** Configures sensor, use before reading from it */
+    void config(uint8_t addr, uint16_t samples);
+    
+    /** Read raw sensor temperature */
+    int16_t readRawDieTemperature(uint8_t addr);
+    
+    /** Read raw thermopile voltage */
+    int16_t readRawVoltage(uint8_t addr);
+    
+    /** Calculate object temperature (C) based on raw sensor temp and thermopile voltage */
+    double readObjTempC(uint8_t addr);
+    
+    /** Calculate object temperature (F) based on raw sensor temp and thermopile voltage */
+    double readObjTempF(uint8_t addr);
+    
+    /** Caculate sensor temperature (C) based on raw reading */
+    double readDieTempC(uint8_t addr);  
+    
+    /** Caculate sensor temperature (F) based on raw reading */
+    double readDieTempF(uint8_t addr);  
+
+    /*!
+    Destroys instance.
+    */ 
+    ~TMP006();
+    
+  
+  
+private:
+    I2C m_i2c;
+    int m_addr;
+ 
+};
+ 
+#endif
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