--- a/src/timer.c Sun Apr 06 18:25:55 2014 +0300
+++ b/src/timer.c Fri Apr 11 14:42:10 2014 +0300
@@ -67,7 +67,7 @@
*
* Returns 0 on interrupt, 1 on timeout.
*/
-char timer_sleep (int cycles)
+char timer_sleep (unsigned cycles)
{
if (cycles) {
// set timer