Sound Sensor
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Revision as of 01:56, 17 September 2012 by Admin (talk | contribs) (Created page with "==Overview== The Sound sensor module is a simple microphone based on a opamp LM358 to amplify the sound strength of the environment like door knocks, etc loud enough to be pic...")
Overview
The Sound sensor module is a simple microphone based on a opamp LM358 to amplify the sound strength of the environment like door knocks, etc loud enough to be picked up by a microcontroller's Analog to Digital converter. The value of output can be adjusted by the potentiometer.
Applications
Simple microphone Sound detection
Connection Diagram
Examples
void setup() {
Serial.begin(9600); // open serial port, set the baud rate to 9600 bps
} void loop() {
int val;
val=analogRead(0); //connect mic sensor to Analog 0
Serial.println(val,DEC);//print the sound value to serial
delay(100);
}
How to buy
Click here to buy Sound sensor
