jessvi created page: Lab3 authored by Jesper Kurtzmann Svith's avatar Jesper Kurtzmann Svith
...@@ -189,6 +189,37 @@ ...@@ -189,6 +189,37 @@
> >
> #### Results > #### Results
> >
> The dataLogger revealed the sound profile of a clap (see graph). With this in mind we made a program for the robot.
> The program ClapCar.java is familiar with the clap sound profile and once a clap is detected the robot will play a
> sound (see video).
>
>```
while (!Button.ESCAPE.isDown()) {
soundLevel = sound.readValue();
LCD.drawInt(soundLevel, 4, 10, 0);
dl.writeSample(soundLevel);
outerloop: if (soundLevel < 50) {
for (int i = 0; i < 24; i++) { // Sound must peak within 25 ms.
Thread.sleep(1);
soundLevel = sound.readValue();
if (soundLevel > 85) { // New peak in sound profile
for (int y = 0; y < 250; y++) { // Sound must drop within 250 ms
soundLevel = sound.readValue();
Thread.sleep(1);
if (soundLevel < 50) { // Sound has dropped
Sound.twoBeeps(); // Beeps twice to indicate a clap
break outerloop; // Return to the start of the loop
}
}
}
}
}
Thread.sleep(5);
}
```
>
> [![image alt text](http://img.youtube.com/vi/UMSrPEmQrwE/0.jpg)](http://www.youtube.com/watch?v=UMSrPEmQrwE) > [![image alt text](http://img.youtube.com/vi/UMSrPEmQrwE/0.jpg)](http://www.youtube.com/watch?v=UMSrPEmQrwE)
> >
> --- > ---
...@@ -237,7 +268,7 @@ ...@@ -237,7 +268,7 @@
> from terminating once the escape button was pressed. By implementing the ButtonListener we made the program > from terminating once the escape button was pressed. By implementing the ButtonListener we made the program
> terminate properly. > terminate properly.
> >
> # References > ## References
> >
> Video: > Video:
> http://youtu.be/UMSrPEmQrwE > http://youtu.be/UMSrPEmQrwE
... ...
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