Diff: MAX31850.h

Revision:

0:5d39f2521173

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/MAX31850.h	Mon Mar 09 11:55:54 2015 +0000
@@ -0,0 +1,69 @@
+/* DS2450 specific values (see datasheet http://www.maximintegrated.com/datasheet/index.mvp/id/7953) */
+#ifndef __MAX31850_H__
+#define __MAX31850_H__
+#define MAX31850_ID 0x3B
+#define MAX31850_SP_SIZE 9
+
+#define MAX31850_CONVERT_T    0x44   //  0x44
+#define MAX31850_READ_POWER_SUPPLY    0xB4
+#define MAX31850_READ           0xBE
+
+#define MAX31850_ADC_TEMP_TC_UNIT   0.25
+#define MAX31850_ADC_TEMP_CJ_UNIT   0.0625
+#define MAX31850_K               41.276//41.276µV/C
+
+#define MAX31850_ERR_FAULT -10;
+#define MAX31850_ERR_SHORT2VDD -12;
+#define MAX31850_ERR_SHORT2GND -13;
+#define MAX31850_ERR_OPEN_CIRCUIT -14;
+/**
+ *    @brief  lecture  registre MAX31850
+ *    @param  [in] uint8_t id[] tableau d'identifiant OW
+ *    @param  [out] uint8_t  sp[] tableau de registre
+ *    @param  [in] uint8_t n bus ow
+ *    @return OW_OK si erreur retourne OW_ERROR_CRC
+ *    @date 02/12/2013
+ *
+ */
+int MAX31850_Read_Scratch(uint8_t id[],uint8_t sp[],uint8_t n) ;
+
+/**
+ *    @brief  lecture  temperature thermocouple Linearized MAX31850
+ *    @param  [in] uint8_t sp[] tableau registre MAX31850
+ *    @param  [out] float temperature thermocouple Linearized degre Celsuis
+ *    @return OW_OK si erreur retourne ERROR
+ *    @date 04/12/2013
+ *
+ */
+ int MAX31850_Temp_TRUE(uint8_t *sp,double *temp);
+ 
+/**
+ *    @brief  lecture  temperature thermocouple MAX31850
+ *    @param  [in] uint8_t sp[] tableau registre MAX31850
+ *    @param  [out] float temperature thermocouple degre Celsuis
+ *    @return OW_OK si erreur retourne ERROR
+ *    @date 04/12/2013
+ *
+ */
+ int MAX31850_Temp_TC(uint8_t *sp,float *temp) ;
+ 
+/**
+ *    @brief  lecture  temperature cold junction MAX31850
+ *    @param  [in] uint8_t sp[] tableau registre MAX31850
+ *    @param  [out] float temperature cold junction degre Celsuis
+ *    @return OW_OK si erreur retourne ERROR
+ *    @date 04/12/2013
+ *
+ */
+int MAX31850_Temp_CJ(uint8_t *sp,float *temp) ;
+
+/**
+ *    @brief  start convertion MAX31850
+ *    @param  [in] uint8_t id[] tableau d'identifiant OW
+ *    @param  [in] uint8_t n bus ow
+ *    @return OW_OK 
+ *    @date 02/12/2013
+ *
+ */
+int MAX31850_Start_meas(uint8_t id[],uint8_t n);
+#endif 
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