Script
// Lampu LED Berjalan Menggunakan Arduino UNO
// Menyalakan LED dengan Aktif HIGH
int RunBitOld;
int RunBit;
byte RunBitH;
byte RunBitL;
byte RunBitB;
byte RunBitD;
void setup()
{
Serial.begin (9600);
DDRD = B11110000; // sets Arduino pins 4 to 7 as outputs, pin 0 to 3 as input
DDRD = DDRD | B11110000; // this is safer as it sets pins 4 to 7 as outputs
// without changing the value of pins 0 to 3,
DDRB = B00111111; // sets Arduino pins 8 to 13 as outputs
DDRB = DDRB | B00111111; // this is safer as it sets pins 8 to 13 as outputs
PORTD = B11110000; // sets digital pins 4 to 7 HIGH
PORTB = B00111111; // sets digital pins 8 to 13 HIGH
RunBit = B11111111;
RunBitH = B00111111;
RunBitL = B11110000;
}
void loop()
{
//menyala secara bergilir
Serial.print ("RunBitH = ");
Serial.println (RunBitH);
Serial.print ("RunBitL = ");
Serial.println (RunBitL);
PORTB = RunBitH & B00111111;
PORTD = RunBitL & B11110000;
RunBit = (RunBitH * 256) + RunBitL;
Serial.print ("RunBit = ");
Serial.println (RunBit);
RunBit = RunBit >> 1;
Serial.print ("RunBit Geser = ");
Serial.println (RunBit);
RunBitH = (RunBit - RunBitL)/256;
RunBitL = RunBit & B11111111;
if (RunBitL == 0){
RunBitH = B00111111;
RunBitL = B11111111;
}
delay(1000);
}
