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[my-code/atmel.git]
/
monolyzer
/
timer.asm
diff --git
a/monolyzer/timer.asm
b/monolyzer/timer.asm
index
c9ef074
..
3327547
100644
(file)
--- a/
monolyzer/timer.asm
+++ b/
monolyzer/timer.asm
@@
-1,17
+1,30
@@
; timer functions
; timer functions
-TIMER
0
_INIT:
+TIMER
1
_INIT:
- ; clock select, no prescaling
- ldi tmp1,0x01
- out TCCR0B,tmp1
+ ; clock select, prescaler 8
+ in tmp1,TCCR1B
+ cbr tmp1,(1<<CS12)
+ sbr tmp1,(1<<CS11)
+ cbr tmp1,(1<<CS10)
+ out TCCR1B,tmp1
ret
ret
-TIMER
0_INT_INIT
:
+TIMER
1_INT_ENABLE
:
- ; overflow interrupt
- ldi tmp1,0x02
+ ; overflow interrupt enable
+ in tmp1,TIMSK
+ sbr tmp1,(1<<TOIE1)
+ out TIMSK,tmp1
+
+ ret
+
+TIMER1_INT_DISABLE:
+
+ ; overflow interrupt disable
+ in tmp1,TIMSK
+ cbr tmp1,(1<<TOIE1)
out TIMSK,tmp1
ret
out TIMSK,tmp1
ret