now saving power with sleep mode :)

diff --git a/beginners/test_int.asm b/beginners/test_int.asm
index ba2317d..bb01a41 100644 (file)
--- a/beginners/test_int.asm
+++ b/beginners/test_int.asm
@@ -90,9 +90,14 @@ out TCCR1B, r16
 ldi r16, (1<<TOIE1)
 out TIMSK, r16
 
+; allow sleep mode
+ldi r16, (1<<SE)
+out MCUCR, r16
+
 ; global interrupts enable
 sei
 
 ; main loop
 MAIN:
+sleep
 rjmp MAIN