Changed CurrentTime to a static variable and added function for getting the current time instead

Global variables are really bad practice and should be avoided

right/src/timer.c

@@ -1,7 +1,7 @@
 #include "fsl_pit.h"
 #include "timer.h"
 
-volatile uint32_t CurrentTime;
+static volatile uint32_t CurrentTime;
 
 void PIT_TIMER_HANDLER(void)
 {
@@ -24,6 +24,10 @@ void Timer_Init(void)
     PIT_StartTimer(PIT, PIT_TIMER_CHANNEL);
 }
 
+uint32_t Timer_GetCurrentTime() {
+    return CurrentTime;
+}
+
 void Timer_SetCurrentTime(uint32_t *time)
 {
     *time = CurrentTime;