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| 1 | int i = 0; | |
| 2 | void setup() {
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| 3 | pinMode(2, OUTPUT); | |
| 4 | } | |
| 5 | ||
| 6 | void loop() {
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| 7 | while (i <= 12) | |
| 8 | {
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| 9 | tone(2, 500); | |
| 10 | delay(50); | |
| 11 | tone(2, 400); | |
| 12 | delay(50); | |
| 13 | i = i+1; | |
| 14 | } | |
| 15 | noTone(2); | |
| 16 | delay(3000); | |
| 17 | i = 0; | |
| 18 | } |
