Jakob Bak 642b4973ca Oscillator selects and examples
Made it possible to select type and number of oscillators to compile
(via preprocessor). Made Examples folder to library where  tutorials
will go in.
2013-01-23 19:29:16 +01:00

45 lines
911 B
C++

//////////////////////////////////////////////////////////
// CIRCUIT BENDING
// This came about by accident.
// Upload the code to your board, plug into loud speakers
// and touch the bare pins to make some awesome noise :D
//////////////////////////////////////////////////////////
#include <stdint.h>
#include <Music.h>
float s;
float frequency = 220.0;
float detune = 0.01;
float bend = 0.0;
void setup(){
Serial.begin(9600);
Music.init();
Music.setSaw();
Music.setDetune(detune);
Music.setFrequency(220);
}
void loop() {
s = analogRead(0);
bend = mapFloat(s, 0.0, 1023.0, -2.0, 2.0);
Music.pitchBend(bend);
frequency = Music.getNoteFrequency(48);
//Serial.println(frequency);
//delay(100);
}
float mapFloat(float x, float in_min, float in_max, float out_min, float out_max)
{
return (x - in_min) * (out_max - out_min) / (in_max - in_min) + out_min;
}