X-Git-Url: https://hackdaworld.org/gitweb/?a=blobdiff_plain;f=monolyzer%2Ftimer.asm;h=f5297fe0ca4c3fe8200c3c521e30a11c286f7cf7;hb=93885b52eac89908bd09246c2b2aae0a09b7cff2;hp=3327547b98574fbeceac73ee6abd16558802553d;hpb=e9e711fa8f239e1ce03993cc2502a2d8df48cd9d;p=my-code%2Fatmel.git

diff --git a/monolyzer/timer.asm b/monolyzer/timer.asm
index 3327547..f5297fe 100644
--- a/monolyzer/timer.asm
+++ b/monolyzer/timer.asm
@@ -1,16 +1,60 @@
 ; timer functions
 
-TIMER1_INIT:
+TIMER1_INIT_NP:
 
-	; clock select, prescaler 8
+	; clock select, no prescaler
+	in tmp1,TCCR1B
+	cbr tmp1,(1<<CS12)
+	cbr tmp1,(1<<CS11)
+	sbr tmp1,(1<<CS10)
+	out TCCR1B,tmp1
+
+	ret
+
+TIMER1_INIT_8:
+
+	; clock select, prescaler 64
+	in tmp1,TCCR1B
+	cbr tmp1,(1<<CS12)
+	sbr tmp1,(1<<CS11)
+	cbr tmp1,(1<<CS10)
+	out TCCR1B,tmp1
+
+	ret
+
+TIMER1_INIT_64:
+
+	; clock select, prescaler 64
 	in tmp1,TCCR1B
 	cbr tmp1,(1<<CS12)
 	sbr tmp1,(1<<CS11)
+	sbr tmp1,(1<<CS10)
+	out TCCR1B,tmp1
+
+	ret
+
+TIMER1_INIT_256:
+
+	; clock select, prescaler 256
+	in tmp1,TCCR1B
+	sbr tmp1,(1<<CS12)
+	cbr tmp1,(1<<CS11)
 	cbr tmp1,(1<<CS10)
 	out TCCR1B,tmp1
 
 	ret
 
+TIMER1_INIT_1024:
+
+	; clock select, prescaler 1024
+	in tmp1,TCCR1B
+	sbr tmp1,(1<<CS12)
+	cbr tmp1,(1<<CS11)
+	sbr tmp1,(1<<CS10)
+	out TCCR1B,tmp1
+
+	ret
+
 TIMER1_INT_ENABLE:
 
 	; overflow interrupt enable