diff --git a/main.c b/main.c
index 0a029ba..439d43d 100644
--- a/main.c
+++ b/main.c
@@ -9,7 +9,7 @@
 #define STARTADC ADCSRA |= (1<<ADSC)
 #define PB_mic PB0
 #define NOISE 100
-#define SCALE_FACTOR 8
+#define SCALE_FACTOR 10
 //resolution fft calc: 
 //https://3roam.com/fft-resolution-bandwidth-calculator/
 //128 samples , 1kSPS  = 7.8Hz
@@ -31,6 +31,7 @@
 //
 const float log_scale = 64./log(64./SCALE_FACTOR + 1.);  
 
+int msec;
 int main (void)
 {
 		int i,i2;
@@ -41,9 +42,12 @@ int main (void)
 		char im[64];
 		char buff[64];
 		char temp;
+		msec=0;
 		struct cRGB led_bar1[8];
 		//DDRB = (1<<mic);//would be setting output, default is input so no need for setting
 		setupADC();
+		setupTimer();
+
 		OSCCAL = 240;//overclock!!! to 30MHz
 		for(i=0;i<8;i++)
 		{
@@ -55,19 +59,23 @@ int main (void)
 		{
 				buff[i]=0;
 		}
+
+		sei();
 		while(1)
 		{
 //######RECORD SAMPLES######
 				sum = 0;
 				for(i=0;i<64;i++)
 				{	
-
+				msec=0;
 						STARTADC; 
 						sample[i] = (ADCH-128); //read Analog value register 8bit center -128
 						//sample[i] = (sample[i] <= NOISE) ? 0 : (sample[i] - NOISE);						  //noise reduction
 						im[i]=0;		//pseudo data for funciton
 										//
 						sum+=sample[i];//dc-bias
+				
+						//while(msec==0);
 				}
 				avg = sum/64;//calculate bias
 				for(i=0;i<64;i++)
@@ -79,11 +87,12 @@ int main (void)
 //
 				for(i=0;i<64;i++)
 				{	
-						
-						sample[i] = sample[i] *SCALE_FACTOR;
-						sample[i] = (sample[i]*0.6 + buff[i]*0.5);
-						buff[i] = sample[i];	
 						if(sample[i]<0) sample[i] = 0;
+						if(sample[i]>64) sample[i]=64;
+						sample[i] = sample[i] *SCALE_FACTOR;
+						sample[i] = (sample[i]*0.7 + buff[i]*0.3);
+						buff[i] = sample[i];	
+
 				}
 				for(i=0;i<8;i++)
 				{
@@ -93,23 +102,23 @@ int main (void)
 						}
 						//avg written to sample[0..7]
 
-						if(sample[i]<30)
+						if(sample[i]<20)
 						{
 								led_bar1[i].r=0;
 								led_bar1[i].g=0;
 								led_bar1[i].b=sample[i];
 						}
-						else if(sample[i]<50)
+						else if(sample[i]<40)
 						{
 								led_bar1[i].r=0;
 								led_bar1[i].g=sample[i];
-								led_bar1[i].b=0;
+								led_bar1[i].b=sample[i]/2;
 						}
-						else if(sample[i]<100)
+						else if(sample[i]<60)
 						{
 								led_bar1[i].r=sample[i];
 								led_bar1[i].g=0;
-								led_bar1[i].b=0;
+								led_bar1[i].b=sample[i]/2;
 						}
 				}
 
@@ -128,14 +137,28 @@ int map(int value, int old_min, int old_max,int new_min, int new_max)
 
 void setupTimer(void)
 {
-		TCCR1 = (1<<CS13)|(1<<CS12)|(1<<CS11)|(1<<CS10)|		//CK/16384
-				(1<<CTC1);										//clear timer on compare match
+		TCCR1 = (1<<CS13)|(1<<CS10)|(1<<CTC1);										//clear timer on compare match
 		GTCCR = 0;												//default values should be ok
-		OCR1A =	255;											//Compare value of timer / overflow , sets OCF1A
-																//
+		OCR1C =	117;											//Compare value of timer / overflow , sets OCF1A
+		OCR1A = 117;
+		TIMSK = (1<<OCIE1A);//|(1<<TOIE1);			//enable interupt compare a
+		TIFR =	(1<<OCF1A); 			//flag register "aka when to interrupt
 }
 /*
  * 1/(30Mhz/16384) *255 = 0.139264s  Time for one overflow
  * 			1024		= 0.008704s 
  *			2024		= 0.017204s
  * 						255/0.017204*0.001=15 counts = 1ms
+ *			256 gives 1ms
+ */
+
+void wait_period(void)
+{
+	//	TIFR |=(1<<TOV1);			//clear overflow flag
+}
+
+ISR(TIMER1_COMPA_vect)
+{
+	msec++;
+}
+