created separate function for hex to char

Dependencies:   SDFileSystem ds3231 eeprom_Nikita mbed testUniGraphic_150217

Fork of SS_SensePOC2P0_11Dec2017_USERPID by rashmi v

Revision:
72:1f990fa8c516
Parent:
68:41da0a3ba038
Child:
74:9ba8a7101036
--- a/struct.h	Fri Dec 01 11:18:34 2017 +0000
+++ b/struct.h	Wed Dec 06 12:47:30 2017 +0000
@@ -49,15 +49,14 @@
 
 typedef struct __attribute__((__packed__))
 {
-  uint32_t               length;
-  uint8_t                device_id;
-  //uint32_t              patient_id;
-  char                  patient_id[10];
-  DateTime_info         date_time;
-  test_type_info        test_type;
-  uint16_t               sampling_freq;
-  NumSamples_info       num_samples;
-  CalData_info          cal_data;
+  uint32_t                  length;
+  uint8_t                   device_id;
+  char                      patient_id[10];
+  DateTime_info             date_time;
+  test_type_info            test_type;
+  uint16_t                  sampling_freq;
+  NumSamples_info           num_samples;
+  CalData_info              cal_data;
 }BLEMsg_info;
 
 /*typedef enum 
@@ -97,5 +96,5 @@
 uint8_t checksum_rawdata(const uint8_t data[], uint32_t numBytes) ;
 
 uint8_t poc2p0_bt_receive (uint8_t curr_touch_state);
-
+uint8_t* get_userpid(void);
 #endif