Steve Kim / mbed-src

mbed library sources(for async_print)

Dependents:   AsyncPrint

Fork of mbed-src by mbed official

Diff: common/Timer.cpp

Revision:
358:9d7ef901f004
Parent:
212:34d62c0b2af6
Child:
525:c320967f86b9
--- a/common/Timer.cpp	Fri Oct 17 14:15:08 2014 +0100
+++ b/common/Timer.cpp	Mon Oct 20 08:45:07 2014 +0100
@@ -23,8 +23,10 @@
 }
 
 void Timer::start() {
-    _start = us_ticker_read();
-    _running = 1;
+    if (!_running) {
+        _start = us_ticker_read();
+        _running = 1;
+    }
 }
 
 void Timer::stop() {