“Microduino-BUZZER”的版本间的差异
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2015年7月7日 (二) 06:27的最新版本
Language | English |
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文件:Microduino-BUZZER.jpg Microduino-Buzzer Microduino-Buzzer is passive just like a magnetic speaker. It needs voltage with different frequency and thus can make sound accordingly. The sound becomes louder when the frequency gets higher.
Feature
Specification
Document
DevelopmentIt can be used to make various kinds of sound through the buzzer. Application
#define buzzer_pin 6
void setup()
{
pinMode(buzzer_pin,OUTPUT);
}
void loop()
{
for(int i=200;i<=800;i++) //Increase the frequency from 200HZ to 800HZ circularly.
{
tone(buzzer_pin,i); //Output frequency in the port.
delay(5); //The frequency lasts for 5ms.
}
delay(1000); //The highest frequency lasts for 1s.
for(int i=800;i>=200;i--)
{
tone(buzzer_pin,i);
delay(10); //The frequency lasts 10ms.
}
}
PurchaseHistoryImage
文件:Microduino-Buzzer-F.JPG Microduino-Cube-Station Front
文件:Microduino-Buzzer -b.JPG Microduino-Cube-Station Back |