investigating UART crash

Dependencies:   mbed LoRaWAN-lib_publishing_testing_UART_bug SingleFrequencyLora

Fork of simple-demo-76_revised_20171113 by Christopher De Bank

Revision:
5:1e9f6a365854
Parent:
1:352f608c3337
Child:
7:3173f0508a98
--- a/system/timer.cpp	Mon Mar 14 09:20:40 2016 +0000
+++ b/system/timer.cpp	Fri May 13 15:15:13 2016 +0000
@@ -40,6 +40,22 @@
     return ( ( TimerTime_t )CurrentTime );
 }
 
+TimerTime_t TimerGetElapsedTime( TimerTime_t savedTime )
+{
+    CurrentTime += TimeCounter.read_us( );
+    TimeCounter.reset( );
+    TimeCounter.start( );
+    return ( TimerTime_t )( CurrentTime - savedTime );
+}
+
+TimerTime_t TimerGetFutureTime( TimerTime_t eventInFuture )
+{
+    CurrentTime += TimeCounter.read_us( );
+    TimeCounter.reset( );
+    TimeCounter.start( );
+    return ( TimerTime_t )( CurrentTime + eventInFuture );
+}
+
 void TimerInit( TimerEvent_t *obj, void ( *callback )( void ) )
 {
     obj->value = 0;