Created
July 2, 2020 23:11
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#include "FastLED.h" | |
#define NUM_LEDS 7 | |
CRGB leds[NUM_LEDS]; | |
#define PIXELLED 6 | |
float v=0; | |
float rate= 0.01f; | |
float c=0; | |
int button = 3; | |
void setup() { | |
Serial.begin (9600);// put your setup code here, to run once: | |
pinMode (button, INPUT_PULLUP); | |
FastLED.addLeds<NEOPIXEL, PIXELLED>(leds, NUM_LEDS); | |
} | |
void loop() { | |
c = analogRead (A0); | |
v += (c-v)* rate; | |
// Serial.print (c); | |
// Serial.print (","); | |
// Serial.println (v); | |
int sensorMap = constrain (v, 10, 500); | |
int hueMapped = map (sensorMap, 10, 500, 0, 255); | |
sendCc(hueMapped/2); | |
//Serial.println (hueMapped); | |
for (int i=0;i<NUM_LEDS; i++){ | |
leds[i].setHue(hueMapped); | |
} | |
FastLED.show(); | |
delay (1); | |
} | |
void sendNote(byte velocity){ | |
sendMidi(0x90, 60, velocity); | |
} | |
void sendCc(byte value){ | |
sendMidi(0xB0, 1, value); | |
} | |
void sendMidi(byte cmd, byte data1, byte data2){ | |
Serial.write(cmd); | |
Serial.write(data1); | |
Serial.write(data2); | |
} |
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