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:
53:cc6e65480a67
Parent:
51:1a4693774b60
Child:
54:f2a413d5dffd
--- a/display_modules.cpp	Wed Sep 20 10:33:17 2017 +0000
+++ b/display_modules.cpp	Wed Sep 20 11:02:08 2017 +0000
@@ -119,21 +119,24 @@
     TFT.foreground(Black);
     TFT.fillrect( 10,130,100,200,GreenYellow);
     TFT.locate(38,160) ;                                                              //changed from 30 to 38 //rashmi 24/7/17            //changed from 40 to 30 //rashmi 22/7/17     
-    TFT.printf("BT") ;                                                              ////changed from BLE to BT //rashmi 24/7/17
+    TFT.printf("BT") ; 
+TFT.fillrect( 130,130,220,200,GreenYellow); 
+    TFT.locate(140,160) ;                               //changed from 135 to 145 //rashmi 22/7/17 //
+    TFT.printf("P-Inf") ; 
+   TFT.fillrect( 10,215,100,285,GreenYellow);
+    TFT.locate(10,245) ;                                //changed from 26 to 22 //rashmi 24/7/17            //changed from 30 to 26 //rashmi 22/7/17
+    TFT.printf("HOME") ;   
+    
+                                                                 ////changed from BLE to BT //rashmi 24/7/17
     if ((read_debug_status()== 1) && get_timer_debug()<TIMER_ENABLE_DEBUG_MODE)     // checking for the debug status and timer 
     {
-        TFT.fillrect( 130,130,220,200,GreenYellow);
-        TFT.locate(150,140) ;                                                        //changed from 135 to 145 //rashmi 22/7/17 //
+         TFT.fillrect(130,215,220,285,GreenYellow);
+        TFT.locate(150,230) ;        
         TFT.printf("DE-") ; 
-        TFT.locate(145,170) ;                                                       //changed from 135 to 145 //rashmi 22/7/17 //
-        TFT.printf("BUG");                                                          //changed from ERASE to DEL //rashmi 22/7/17
+        TFT.locate(145,260) ;        
+        TFT.printf("BUG") ;                                                        //changed from ERASE to DEL //rashmi 22/7/17
     }    
-    TFT.fillrect( 10,215,100,285,GreenYellow);
-    TFT.locate(22,245) ;                                                            //changed from 26 to 22 //rashmi 24/7/17            //changed from 30 to 26 //rashmi 22/7/17
-    TFT.printf("P-Inf") ;    
-    TFT.fillrect(130,215,220,285,GreenYellow);
-    TFT.locate(130,245) ;        
-    TFT.printf("HOME") ;    
+   
     TFT.BusEnable(false) ;
     backlight = 1 ;
  }