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Riadenie frekvencie blikania LEDky analógovým vstupom - potenciometrom
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const int analogPin = 3; // jazdec potenciometra (stredný vyvod) pripojime na analogovy pin 3 | |
int val = 0; // premenna do ktorej budeme ukladat hodnotu nacitanu z analogoveho vstupu | |
void setup() | |
{ | |
pinMode(13, OUTPUT); | |
} | |
void loop() | |
{ | |
val = analogRead(analogPin); //do premennej val ulozime aktualnu hodnotu nacitanu z analogveho pinu 3 | |
digitalWrite(13, HIGH); //LEDku na pine 13 rozsvietime | |
delay(val); //doba svietenia LED je dana nacitanou hodnotou z analogoveho pinu | |
digitalWrite(13, LOW); //LEDku na pine 13 zhasneme | |
delay(val); //tento cas je opat dany nacitanou hodnotou z analogoveho pinu | |
} | |
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