// MCU BASIC: https://www.basic4mcu.com
// DateTime : 2018-06-18 오전 9:39:26
// by Ok-Hyun Park
//
#include <Adafruit_NeoPixel.h>
#include <LiquidCrystal.h>
#include <SoftwareSerial.h>
#define BT_RXD    6                      // 블루투스 제어핀
#define BT_TXD    4                      // 블루투스 제어핀
SoftwareSerial bluetooth(BT_RXD,BT_TXD); // 블루투스 제어핀
#define PIN       7                      // LED제어 신호핀
#define NUMPIXELS 10                     // 제어하고 싶은 LED 개수
Adafruit_NeoPixel pixels=Adafruit_NeoPixel(NUMPIXELS,PIN,NEO_GRB+NEO_KHZ800);
LiquidCrystal lcd(4,5,8,9,10,11); //(RS,E,DB4,DB5,DB6,DB7)
int SOUND_SENSOR=A0;              // A0 신호 입력
int threshold=100;                 //감도조절
int Sensor_value;
int flag=0;
//
void setup(){
  Serial.begin(9600);             // 시리얼모니터 출력
  pinMode(SOUND_SENSOR,INPUT);    // pinMode input 값
  lcd.begin(16,2);                // lcd 초기화
  bluetooth.begin(9600);          // 블루투스 초기화
  pixels.begin();                 // 네오픽셀 라이브러리 초기화
  pixels.show();
}
//
void loop(){
  Sensor_value=analogRead(SOUND_SENSOR);
  Serial.println(Sensor_value);          // 시리얼모니터에 감도표시
  delay(10);//딜레이0.1초
  if(Sensor_value>=threshold){
    if(flag==0){ flag=1;
      lcd.setCursor(4,1); lcd.print("signal!"); // 5열,2행부터 출력 // 'Eduino'
      for(int i=0; i<NUMPIXELS; i++)pixels.setPixelColor(i,pixels.Color(0,150,0));
      pixels.show();
    }
  }
  else{
    if(flag){ flag=0;
      lcd.setCursor(4,1); lcd.print("signal!"); // 5열,2행부터 출력 // 'Eduino'
      for(int i=0; i<NUMPIXELS; i++)pixels.setPixelColor(i,pixels.Color(0,0,0));
      pixels.show();
    }
  }
  //
  if(bluetooth.available()){
    Serial.write(bluetooth.read());
  }
  //
  if(Serial.available()){
    bluetooth.write(Serial.read());
  }
}