add sound lcd

sound/com_arduino_python.py

+# -*- coding: utf-8 -*-
+"""
+Created on Thu Aug 17 13:25:46 2017
+
+@author: glassbox
+"""
+
+"""Module importation"""
+import serial
+
+"""Opening of the serial port"""
+try:
+    arduino = serial.Serial("/dev/ttyACM0",timeout=1)
+except:
+    print('Please check the port')
+
+"""Initialising variables""" 
+rawdata=[]
+count=0
+
+"""Receiving data and storing it in a list"""
+while count<10:
+    rawdata.append(str(arduino.readline()))
+    count+=1
+print(rawdata)
+
+def clean(L):#L is a list
+    newl=[]#initialising the new list
+    for i in range(len(L)):
+        temp=L[i][2:]
+        newl.append(temp[:-5])
+    return newl
+    
+cleandata=clean(rawdata)
+
+def write(L):
+    file=open("data.txt",mode='w')
+    for i in range(len(L)):
+        file.write(L[i]+'\n')
+
+    file.close()
+
+write(cleandata)

sound/data.txt

+
+1022
+1022
+1022
+1022
+450
+1022
+34
+55
+1022

sound/sketch_apr08d/sketch_apr08d.ino

+#include <Wire.h>
+#include <LiquidCrystal_I2C.h>
+LiquidCrystal_I2C lcd(0x3F, 2, 1, 0, 4, 5, 6, 7, 3, POSITIVE);
+ 
+ 
+ // ledpin and soundpin are not changed throughout the process 
+const int soundpin=A2;
+const int threshold=997; // sets threshold value for sound sensor
+void setup() {
+Serial.begin(9600);
+pinMode(soundpin,INPUT);
+lcd.begin(16,2);
+}
+void loop() {
+int soundsens=analogRead(soundpin); // reads analog data from sound sensor
+Serial.println(soundsens);
+if (soundsens>threshold) {
+lcd.clear();
+lcd.print("ruangan bising");
+delay(2000);
+}
+else{
+lcd.clear();
+lcd.print("ruangan sepi");
+delay(2000);
+}
+}

ultrasonic/sketch_apr08c/sketch_apr08c.ino

@@ -19,31 +19,31 @@
 
 NewPing sonar(TRIGGER_PIN, ECHO_PIN, MAX_DISTANCE); // NewPing setup of pins and maximum distance.
 
-LiquidCrystal_I2C lcd(I2C_ADDR,En_pin,Rw_pin,Rs_pin,D4_pin,D5_pin,D6_pin,D7_pin);
-
+LiquidCrystal_I2C lcd(0x3F, 2, 1, 0, 4, 5, 6, 7, 3, POSITIVE);
 void setup()
 {
- lcd.begin (20,4); //  our LCD is a 20x4, change for your LCD if needed
+ lcd.begin (16,2); //  our LCD is a 20x4, change for your LCD if needed
 
 // LCD Backlight ON
 lcd.setBacklightPin(BACKLIGHT_PIN,POSITIVE);
 lcd.setBacklight(HIGH);
 
-lcd.home (); // go home on LCD
+lcd.setCursor (0,0);
+//lcd.home (); // go home on LCD
 lcd.print("Range Finder HC-SR04"); 
 }
 
 void loop()
 {
- unsigned int uS = sonar.ping(); // Send ping, get ping time in microseconds (uS).
- unsigned int cm = sonar.convert_cm(uS); // Convert into centimeters
- 
- lcd.setCursor (0,1); // go to start of 2nd line
+ //unsigned int uS = sonar.ping(); // Send ping, get ping time in microseconds (uS).
+ //unsigned int cm = sonar.convert_cm(uS); // Convert into centimeters
+ /*
+ lcd.setCursor (0,0); // go to start of 2nd line
  lcd.print("Current Distance:");
- lcd.setCursor (0,3); // go to start of 4th line
- lcd.print("Ping: ");
- lcd.print(cm);
- lcd.print(" cm ");
+ lcd.setCursor (0,1); // go to start of 4th line
+ lcd.print("Ping: ");*/
+// lcd.print(cm);
+ //lcd.print(" cm ");
 
- delay(500);
+ //delay(500);
 }