Mark Gottscho / HardwareTimersLib

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Fork of HardwareTimersLib by Mark Gottscho

Diff: Timer_LPTMR.cpp

Revision:
9:dff7c891ec77
Parent:
8:23c04123395c
Child:
11:e0442c8b182b
diff -r 23c04123395c -r dff7c891ec77 Timer_LPTMR.cpp
--- a/Timer_LPTMR.cpp	Tue Mar 11 02:42:03 2014 +0000
+++ b/Timer_LPTMR.cpp	Tue Mar 11 03:56:01 2014 +0000
@@ -35,14 +35,15 @@
 uint32_t Timer_LPTMR::getTick() {
     if (!__valid)
         return 0;
-        
-    // CRITICAL SECTION -- ALL INTERRUPTS MUST BE STOPPED!
-    __disable_irq();
+    
+    uint16_t ticks;
+    uint32_t count;
+    
+    __disable_irq(); //CRITICAL SECTION -- ALL INTERRUPTS MUST BE STOPPED!
     LPTMR0->CNR = 0; //need to write to the register in order to read it due to buffering
-    uint16_t ticks = LPTMR0->CNR;
-    uint32_t count = __count;
-    __enable_irq();
-    // END CRITICAL SECTION
+    ticks = (uint16_t) LPTMR0->CNR;
+    count = __count;
+    __enable_irq(); //END CRITICAL SECTION
     
     //Convert to ticks
     return (uint32_t) count * __rolloverValue + ticks;