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:
40:f7f351699288
Parent:
39:69b09bd87502
Child:
41:1141a75eacc4
--- a/glc.cpp	Fri Aug 11 12:19:25 2017 +0000
+++ b/glc.cpp	Sun Aug 20 16:21:54 2017 +0000
@@ -1,174 +1,3 @@
-
-/*
-// Code by nikitha Commented by Nidhin 
-
-/#include "mbed.h"
-#include "glc.h"
-#include "i2c_dec.h"
-//#include "ili9325.h"
-//#include "lcd_base.h"
-#include "display_modules.h"
-//#include "touch_modules.h"
-#include "rtc.h"
-#include "sdcard.h"
-
-
-void sample();
-void Compute();
-void i2c_spec();
-Ticker flipper;
-Ticker flipper1;
-
-//osTimerDef (sample_data, sample);                      // define timers
-//osTimerDef (Compute_GLC, Compute);  
-DigitalIn test_strip(PTA12);
-
-AnalogIn Ain(PTC1);//Electrode one
-AnalogIn Ain2(PTE29); // Electrode two
-AnalogOut DAC_signal(PTE30);
-Serial gtc(USBTX, USBRX);
-//unsigned char  c;
-//unsigned char HOME = 0;
-
-//signed char test_strip = 0;
-unsigned int mgdl = 0;
-unsigned int mgdll = 0;
-unsigned int daata1= 0;
-unsigned int data2 = 0;
-
-unsigned int data1n= 0;
-unsigned int data2n = 0;
-unsigned int datafinal1 = 0;
-unsigned int datafinal2 = 0;
-//unsigned int data_diff = 0;
-unsigned char err = 0;
-
-Serial ble(PTC4,PTC3);
-
-
-
-void sample()
-
-{
-     data1n = Ain.read_u16();
-     data2n = Ain2.read_u16();
-    daata1 = beta*daata1+alpha*data1n;
-    data2 = beta*data2+alpha*data2n;
-      
-     if( ((daata1-data2) >=(data2/10) && (daata1 > data2)) || ((data2-daata1) >=(data2/10) && (data2 > daata1)) )
-         {
-           
-            err = 1;     
-         }
-         else
-         {
-             err = 0;
-         }
-     
-}
-
-
-
-void Compute()
-{
-   
-   
-   datafinal1 = (unsigned int) NUMB1*(data2*VREF/(TOTAL))-NUMB2;
-   datafinal2 = (unsigned int) NUMB1*(daata1*VREF/(TOTAL))-NUMB2;
-   mgdl = (unsigned int) NUMB1*(((daata1+data2)/2)*VREF/(TOTAL))-NUMB2;
-   
-
-   if (err == 0)
-    {
-        
-        glc_4(mgdl);
-        sd_write(mgdl);        // storing value into the sd card
-        sd_close();
-       // ble.printf("blood glucose is %d mg/dl", mgdl);
-        flipper.detach();
-        flipper1.detach();
-      //  return mgdl;
-   
-    }
-    
-    else
-{
-        // lcd1.Print( " ERROR RESULT", 5,220,COLOR_RED,COLOR_BLACK, 0);    
-         //  ble.printf("E:");
-    }
-  
- 
-}
-
-
-
-void  glc(int pid){
-    unsigned char GLC_START = 0;
-    char t_s_d = 0;
-     i2c_spec();                    
-     GLC_START = 1;
-    // ble.baud(115200);
-   if(GLC_START == 1)
-{
-  
- //DisableTouch();
- //gpo_t = 0;
-    //lcd1.FillRect(5,127,230,320,COLOR_BLACK);
-    glc_1();             // displaying messages to insert the test strip
-    err = 0;
-    data1n = 0;
-    data2n = 0;
-    daata1 = 0;
-    data2 = 0;
-    sd_open_GLCfile(pid);      // opening the glc file
-
-    while((test_strip));
-    
-    
-   // wait(500);
-   // Shutdown = 1;
-    
-  if (!test_strip)                  // checks for the presence of test strip
-    { 
-      
-       flipper.attach(&sample, 0.8);    
-      t_s_d = 0;
-      glc_2();                        // displaying message to insert blood
-             
-     while((!t_s_d) && (!test_strip))
-      {
-        
-          gtc.printf("%d\n", data1n);
-          gtc.printf("%d\n", data2n);
-        if ((daata1 >= THRESHOLD) || (data2 >= THRESHOLD)) 
-            { 
-                t_s_d = 1;
-              flipper1.attach(&Compute, 2.25);                  //computing the glucose level
-               glc_3();
-            
-             
-             }
-        else
-            {
-              //wait for insertion of blood;
-            }
-         
-       }
-       
-        
-      //  t_s_d = 0;
-        wait_ms(800);
-        //flipper.detach();
-           
-}
-
-
-}  
-
-}  
-
-*/
-
 // Code Modified with Bluetooth Structure Nidhin 2/6/17
 ///
 #include "mbed.h"
@@ -185,6 +14,8 @@
 #include "struct.h" //Nidhin 31/5/2017
 //#include "test_type.h" //Nidhin 31/5/2017
 
+#define MAX_GLC_THRESHOLD 600
+#define MIN_GLC_THRESHOLD  10
 
 void sample();
 void Compute();
@@ -434,7 +265,7 @@
         structure_file(ptr_BLEMsg_info_glc, pid);           // Copy the structure into the GLC file 
         glcfile_mainfile(pid); 
        }
-  else if(err==1 || mgdl>200 || mgdl<40)      // added threshold to check value out of range   
+  else if(err == 1 || mgdl > MAX_GLC_THRESHOLD || mgdl < MIN_GLC_THRESHOLD)      // added threshold to check value out of range   
     {  
          gtc.printf("replace teststip"); 
          glc_error(); //disaply for showing error//10/7/17//nikita