Program to control Electret Microphone Amplifier - MAX9814 from adafruit. Allows: To sample analogue voltage to transform into rough sound level. Transfer sound level to visual indicator, volume bar such as 4 LEDs on LPC11U24.

Dependencies:   MAX9814_Electret_Microphone_LED_Volume_Indicator mbed

Revision:
2:204df97fe23a
Parent:
1:380e6ab41172
Child:
3:0e670b36b3d6
--- a/Hammer_MicrophoneSensor.h	Sun Nov 02 17:12:22 2014 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,29 +0,0 @@
-#ifndef MBED_MIC_H
-#define MBED_MIC_H
-
-#include "mbed.h"
-
-class MAX9814 {
-    
-public:
-
-    MAX9814(PinName pin);
-    
-    void led_array(float x);
-    
-    void volume_indicator();
-    
-    float calibration();
-    
-    float sound_level();
-
-protected:
-    AnalogIn _pin;
-    BusOut _led1, _led2, _led3, _led4;
-    float _value,_sum,_average;
-    int _count;
-    float _sample;
-    Timer _t,_t1;
-};
-
-#endif
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