ARDUINO UNO 12颗LED超酷流水灯效果

效果代码:

#define t 30

#define t1 20

#define t2 100

#define t3 50

void setup() {

// set up pins 2 to 13 as outputs

for (int i = 2; i <= 13; i++) {

pinMode(i, OUTPUT);

}

}

/Effect 1

void loop()

{

effect_1();

effect_1();

effect_2();

effect_2();

effect_3();

effect_3();

effect_4();

effect_4();

effect_5();

effect_5();

effect_6();

effect_6();

effect_7();

effect_7();

}

//左到右右到左

void effect_1()

{

for(int i=2; i<14; i++){

digitalWrite(i, HIGH);

delay(t1);

digitalWrite(i+1, HIGH);

delay(t1);

digitalWrite(i+2, HIGH);

delay(t1);

digitalWrite(i, LOW);

delay(t1);

digitalWrite(i+1, LOW);

delay(t1);

}

for(int i=13; i>1; i--){

digitalWrite(i, HIGH);

delay(t1);

digitalWrite(i-1, HIGH);

delay(t1);

digitalWrite(i-2, HIGH);

delay(t1);

digitalWrite(i, LOW);

delay(t1);

digitalWrite(i-1, LOW);

delay(t1);

}

}

/Effect 2

void effect_2()

{

int count = 13; // keeps track of second LED movement

// 将第一个 LED 从左向右移动,第二个 LED 从右向左移动

for (int i = 2; i < 13; i++) {

clear();

digitalWrite(i, HIGH); // chaser 1

digitalWrite(count, HIGH); // chaser 2

count--;

// 停止 LED ,静止在中间

if (count != 7) {

delay(t2);

}

}

// 将第一个 LED 从右向左移动,将第二个 LED 从左向右移动

for (int i = 13; i > 2; i--) {

clear();

digitalWrite(i, HIGH); // chaser 1

digitalWrite(count, HIGH); // chaser 2

count++;

// 停止 LED ,静止在中间

if (count != 8) {

delay(t2);

}

}

}

Effect 3

void effect_3()

{

for(int i=2; i<14; i++){

digitalWrite(i, HIGH);

delay(t3);

}

for(int i=2; i<14; i++){

digitalWrite(i, LOW);

delay(t3);

}

for(int i = 14; i>=2; i--){

digitalWrite(i, HIGH);

delay(t3);

}

for(int i = 14; i>=2; i--){

digitalWrite(i, LOW);

delay(t3);

}

}

///Effect 4

void effect_4()

{

for(int j = 2; j <= 13; j++){

digitalWrite(j, HIGH);

delay(t2);

j=j+1;

}

for(int j = 2; j <= 13; j++){

digitalWrite(j, LOW);

delay(t2);

}

for(int k = 15; k > 2; k--){

digitalWrite(k, HIGH);

delay(t2);

k=k-1;

}

for(int k = 15; k > 2; k--){

digitalWrite(k, LOW);

delay(t2);

}

}

//Effect 5

void effect_5()

{

clear();

for (int i = 2; i < 13; i++) {

for (int pin = 13; pin >= i; pin--)

{

digitalWrite(pin, HIGH);

delay(t1);

digitalWrite(pin + 1, LOW);

delay(t1);

}

}

}

/Effect 6

void effect_6()

{

for(int j=2; j<14; j++){

digitalWrite(j, LOW);

delay(t);

digitalWrite(j, HIGH);

delay(t);

digitalWrite(j-2, LOW);

delay(t);

digitalWrite(j, HIGH);

}

for(int k = 15; k>2; k--){

digitalWrite(k, LOW);

delay(t);

digitalWrite(k, HIGH);

delay(t);

digitalWrite(k+2, LOW);

delay(t);

digitalWrite(k, HIGH);

}

for(int k = 2; k<14; k++){

digitalWrite(k, LOW);

delay(t);

digitalWrite(k, HIGH);

delay(t);

digitalWrite(k-2, LOW);

delay(t);

digitalWrite(k, HIGH);

}

for(int k = 15; k>2; k--){

digitalWrite(k, LOW);

delay(t);

digitalWrite(k, HIGH);

delay(t);

digitalWrite(k+4, LOW);

delay(t);

digitalWrite(k, HIGH);

}

for(int k = 2; k<14; k++){

digitalWrite(k, LOW);

delay(t);

digitalWrite(k, HIGH);

delay(t);

digitalWrite(k-4, LOW);

delay(t);

digitalWrite(k, HIGH);

}

}

///Effect 7

void effect_7()

{

for(int j=2; j<14; j++){

digitalWrite(j, HIGH);

delay(t);

digitalWrite(j+2, LOW);

delay(t);

}

for(int k = 15; k>2; k--){

digitalWrite(k, HIGH);

delay(t);

digitalWrite(k+2, LOW);

delay(t);

}

}

// function to switch all LEDs off

void clear(void)

{

for (int i = 2; i <= 13; i++) {

digitalWrite(i, LOW);

}

}

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