83 lines
2.1 KiB
Arduino
83 lines
2.1 KiB
Arduino
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int in[5] = {A1 , A2, A3, A4, A5};
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#define GREEN 9
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#define RED 10
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#define BLUE 11
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#define TIME 2000
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#define TIME_INC 10
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#define inc 255*TIME_INC/TIME
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#define COLOUR BLUE
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const long referenceMv = 5000;
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void setup() {
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// put your setup code here, to run once:
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Serial.begin(115200);
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pinMode(RED, OUTPUT);
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pinMode(GREEN, OUTPUT);
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pinMode(BLUE, OUTPUT);
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analogWrite(RED, 0);
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analogWrite(GREEN, 0);
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analogWrite(BLUE, 0);
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}
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unsigned long time_sensor = millis();
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unsigned long time_fade = millis();
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unsigned long time_inc = millis();
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int value = 0;
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void loop() {
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// put your main code herddfe, to run repeatedly:
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if ((millis()-time_sensor)>=100)
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{
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Serial.print("Sensor:");
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for(int i=0; i<5; i++)
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{
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int val = analogRead(in[i]);
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int mV = (val * referenceMv) / 1023;
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int cm = getDistance(mV);
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Serial.print(cm);
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if (i<4)Serial.print(",");
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else Serial.println();
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}
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time_sensor = millis();
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}
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if ((millis()-time_fade)<TIME)
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{
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if ((millis()-time_inc)>=TIME_INC)
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{
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if((value+inc)>255) value = 255;
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else value = value+inc;
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analogWrite(COLOUR, value);
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time_inc = millis();
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}
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}
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else if ((millis()-time_fade)<2*TIME)
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{
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if ((millis()-time_inc)>=TIME_INC)
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{
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if((value-inc)<0) value = 0;
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else value = value-inc;
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analogWrite(COLOUR, value);
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time_inc = millis();
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}
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}
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else time_fade = millis();
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}
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//interpolación de la distancia a intervalos de 250mV
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const int TABLE_ENTRIES = 12;
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const int INTERVAL = 250;
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static int distance[TABLE_ENTRIES] = {150,140,130,100,60,50,40,35,30,25,20,15};
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int getDistance(int mV) {
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if (mV > INTERVAL * TABLE_ENTRIES - 1) return distance[TABLE_ENTRIES - 1];
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else {
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int index = mV / INTERVAL;
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float frac = (mV % 250) / (float)INTERVAL;
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return distance[index] - ((distance[index] - distance[index + 1]) * frac);
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}
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}
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