0.1.07 2015-12-06 updated TC factors from the MAX31855 datasheet

Author: RobTillaart

libraries/MAX31855/MAX31855.cpp

@@ -1,12 +1,13 @@
 //
 // FILE: MAX31855.cpp
 // AUTHOR: Rob Tillaart
-// VERSION: 0.1.06
+// VERSION: 0.1.07
 // PURPOSE: MAX31855 - Thermocouple
 // DATE: 2014-01-01
 // URL:
 //
 // HISTORY:
+// 0.1.07 2015-12-06 updated TC factors from the MAX31855 datasheet
 // 0.1.06 2015-12-05 added support for other types of TC's (experimental)
 // 0.1.05 2015-07-12 refactor robust constructor
 // 0.1.04 2015-03-09 replaced float -> double (ARM support)

libraries/MAX31855/MAX31855.h

@@ -1,7 +1,7 @@
 //
 // FILE: MAX31855.h
 // AUTHOR: Rob Tillaart
-// VERSION: 0.1.06
+// VERSION: 0.1.07
 // PURPOSE: MAX31855 - Thermocouple
 // DATE: 2014-01-01
 // URL:
@@ -17,7 +17,7 @@
 #include "Arduino.h"
 #endif
 
-#define MAX31855_VERSION "0.1.06"
+#define MAX31855_VERSION "0.1.07"
 
 #define STATUS_OK 0x00
 #define STATUS_OPEN_CIRCUIT 0x01
@@ -40,13 +40,14 @@
 // S_TC = 6 => 41/6 = 6.8333333333
 // T_TC = 41 => 41/41 = 1
 
-#define E_TC 0.6721311475
-#define J_TC 0.7884615385
-#define K_TC 1
-#define N_TC 1.5185185185
-#define R_TC 4.5555555556
-#define S_TC 6.8333333333
-#define T_TC 1
+// 0.1.07 updated with numbers from the MAX31855 datasheet
+#define E_TC (41.276/76.373)
+#define J_TC (41.276/57.953)
+#define K_TC (41.276/41.276)
+#define N_TC (41.276/36.256)
+#define R_TC (41.276/10.506)
+#define S_TC (41.276/9.587)
+#define T_TC (41.276/52.18)
 
 
 class MAX31855