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| #define RED 12
#define GREEN 11
#define BLUE 10
#define BUTTON 7
int val = 0;
int old_val = 0;
int state = 0;
int led = 12;
int newled = 12;
void setup ()
{
Serial.begin(9600);
pinMode (RED, OUTPUT);
pinMode (GREEN, OUTPUT);
pinMode (BLUE, OUTPUT);
pinMode (BUTTON, INPUT);
}
void loop ()
{
val = digitalRead (BUTTON);
if((val == HIGH) && (old_val == LOW))
{
newled = led - 1;
if (newled == 8) { newled = 12; }
led = newled;
delay(100);
}
old_val = val;
if (led == 12)
{
digitalWrite(RED, HIGH);
digitalWrite(GREEN, LOW);
digitalWrite(BLUE, LOW);
delay (100);
digitalWrite(RED, LOW);
delay (100);
}
if (led == 11)
{
digitalWrite(RED, LOW);
digitalWrite(GREEN, HIGH);
digitalWrite(BLUE, LOW);
delay (100);
digitalWrite(GREEN, LOW);
delay (100);
}
if (led == 10)
{
digitalWrite(RED, LOW);
digitalWrite(GREEN, LOW);
digitalWrite(BLUE, HIGH);
delay (100);
digitalWrite(BLUE, LOW);
delay (100);
}
if (led == 9)
{
digitalWrite(RED, LOW);
digitalWrite(GREEN, LOW);
digitalWrite(BLUE, LOW);
}
Serial.print ("LED: ");
if (led == 12) { Serial.println ("RED"); }
if (led == 11) { Serial.println ("GREEN"); }
if (led == 10) { Serial.println ("BLUE"); }
if (led == 9) { Serial.println ("OFF"); }
} |
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