int a = 0;
void setup(){ pinMode(A4, OUTPUT); pinMode(A3, OUTPUT); pinMode(A1, OUTPUT); pinMode(2, OUTPUT); pinMode(4, OUTPUT); pinMode(6, OUTPUT); pinMode(8, OUTPUT); pinMode(10, OUTPUT); pinMode(A0, INPUT); pinMode(3, OUTPUT); pinMode(5, OUTPUT); pinMode(7, OUTPUT); pinMode(9, OUTPUT); pinMode(11, OUTPUT); pinMode(A2, INPUT); pinMode(A5, INPUT);}
void loop(){ a = 200; digitalWrite(A4, HIGH); digitalWrite(A3, HIGH); digitalWrite(A1, HIGH); digitalWrite(2, LOW); digitalWrite(4, LOW); digitalWrite(6, LOW); digitalWrite(8, LOW); digitalWrite(10, LOW); if (digitalRead(A0) == HIGH) { digitalWrite(3, HIGH); delay(a); // Wait for a millisecond(s) digitalWrite(5, HIGH); delay(a); // Wait for a millisecond(s) digitalWrite(7, HIGH); delay(a); // Wait for a millisecond(s) digitalWrite(9, HIGH); delay(a); // Wait for a millisecond(s) digitalWrite(11, HIGH); delay(a); // Wait for a millisecond(s) digitalWrite(3, LOW); delay(a); // Wait for a millisecond(s) digitalWrite(5, LOW); delay(a); // Wait for a millisecond(s) digitalWrite(7, LOW); delay(a); // Wait for a millisecond(s) digitalWrite(9, LOW); delay(a); // Wait for a millisecond(s) digitalWrite(11, LOW); delay(a); // Wait for a millisecond(s) } if (digitalRead(A2) == HIGH) { digitalWrite(3, LOW); digitalWrite(5, HIGH); digitalWrite(7, LOW); digitalWrite(9, HIGH); digitalWrite(11, LOW); delay(a); // Wait for a millisecond(s) digitalWrite(3, HIGH); digitalWrite(5, LOW); digitalWrite(7, HIGH); digitalWrite(9, LOW); digitalWrite(11, HIGH); delay(a); // Wait for a millisecond(s) } if (digitalRead(A5) == HIGH) { digitalWrite(3, HIGH); digitalWrite(11, HIGH); delay(a); // Wait for a millisecond(s) digitalWrite(3, LOW); digitalWrite(11, LOW); digitalWrite(5, HIGH); digitalWrite(9, HIGH); delay(a); // Wait for a millisecond(s) digitalWrite(5, LOW); digitalWrite(9, LOW); digitalWrite(7, HIGH); delay(a); // Wait for a millisecond(s) digitalWrite(7, LOW); digitalWrite(5, HIGH); digitalWrite(9, HIGH); delay(a); // Wait for a millisecond(s) digitalWrite(5, LOW); digitalWrite(9, LOW); }}