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:
22:ffa88619551d
Parent:
1:8316c23ec6b9
Child:
43:85a7f399cb9d
--- a/glc.h	Wed Jun 21 08:39:10 2017 +0000
+++ b/glc.h	Fri Jun 23 07:25:24 2017 +0000
@@ -13,6 +13,6 @@
 #define alpha 0.99
 #define beta 0.01
 
-void glc(int pid);
+void glc(int32_t pid);
 
 #endif 
\ No newline at end of file