#include <math.h>

int sampleratebrol = 0;
float sintabel[256];
const float pi = 3.1415926;

byte i;
void setup() {
  TCCR1B = TCCR1B && 0B11111000 | 0B00000001;
  pinMode(9, OUTPUT);
  Serial.begin(9600);
  for (i = 0; i < 256; i++) {
    sintabel[i] = ((sin(2 * pi * (1/255) * i))*127.5)+127.5;
  }
  for (i = 0; i < 256; i++) {
    Serial.print(i);
    Serial.print(" ");
    Serial.println(sintabel[i]);
  }
  i = 0;
}



void loop() {
  analogWrite(9, sintabel[i]);
  i++;
  delayMicroseconds(4);
}