Codigo Arduino (tecnologia Pov)

#define NUM_ELEM(x) (sizeof (x) / sizeof (*(x)))

int msg[] = {//message is displayed char by char. within each char, each col is light up 1 by 1 to create the "POV"

}; //end of arr

int ground = 5; // all -ve end led connect to here

//connect to individual led +ve

int ledPin6 = 6;

int ledPin7 = 7;

int ledPin8 = 8;

int ledPin9 = 9;

int ledPin10 = 10;

int ledPin11 = 11;

int ledPin12 = 12;

int ledPin13 = 13;

//declare pin as output digi

int ledPinArray[8] = {6,7,8,9,10,11,12,13};

int columnDelay;

int sizeWord = 0;

//the main for arduino

void setup() {

// initialize the digital pin as an output:

for(int i = 0; i < 8; i++){

pinMode(ledPinArray[i],OUTPUT);

}

pinMode(ground, OUTPUT);

digitalWrite(ground, LOW);

columnDelay = 2.5; //displaying at 500hz, 2.5ms between each col in each word of the msg.

Serial.begin(9600);

Serial.print("Number of msg: ");

Serial.println(NUM_ELEM(msg));

delay(2000);

sizeWord = NUM_ELEM(msg);

}//end main

void testLED()

{

for(int i = 0; i < 8; i++){//turn on LED

digitalWrite(ledPinArray[i],HIGH);

}

delay(1000); // for a second

for(int i = 0; i < 8; i++){//turn off LED

digitalWrite(ledPinArray[i],LOW);

}

delay(1000); // for a second

}//end testLED

void

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