Blogger Punya

Kode Program Arduino

#define trigPin 10

#define echoPin 11

#define led1 2

#define led2 3

#define led3 4

#define led4 5

#define led5 6

#define led6 7

#define speaker 12

#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27, 16, 2);

void setup() {

Serial.begin (9600);

lcd.begin();

pinMode(trigPin, OUTPUT);

pinMode(echoPin, INPUT);

pinMode(led1, OUTPUT);

pinMode(led2, OUTPUT);

pinMode(led3, OUTPUT);

pinMode(led4, OUTPUT);

pinMode(led5, OUTPUT);

pinMode(led6, OUTPUT);

pinMode(speaker, OUTPUT);

lcd.setCursor(0, 0);

lcd.print("SENSOR PARKIR");

delay(1000);

}

void loop() {

long duration, distance;

digitalWrite(trigPin, LOW);

delayMicroseconds(8);

digitalWrite(trigPin, HIGH);

delayMicroseconds(8);

digitalWrite(trigPin, LOW);

duration = pulseIn(echoPin, HIGH);

distance = (duration / 2) / 29.1;

lcd.clear();

lcd.setCursor(0, 0);

lcd.print("Jarak : ");

lcd.setCursor(8, 0);

lcd.print(distance);

lcd.print(" ");

lcd.print("CM");

lcd.print(" ");

if (distance <= 50 && distance >40) {

lcd.setCursor(0, 1);

lcd.print("SIAGA !!"); tone(speaker, 3000);

digitalWrite(led1, HIGH);

digitalWrite(led2, HIGH);

delay(300);

noTone(speaker);

delay(300);

noTone(speaker);

digitalWrite(led1, LOW);

digitalWrite(led2, LOW);

}

else if (distance <= 40 && distance > 30) {

lcd.setCursor(0, 1);

lcd.print("WASPADA !!");

tone(speaker, 3000);

digitalWrite(led3, HIGH);

digitalWrite(led4, HIGH);

delay(200);

noTone(speaker);

delay(200);

noTone(speaker);

digitalWrite(led3, LOW);

digitalWrite(led4, LOW);

}

else if (distance <= 30 && distance > 10) {

lcd.setCursor(0, 1);

lcd.print("AWAS !!");

tone(speaker, 3000);

digitalWrite(led5, HIGH);

digitalWrite(led6, HIGH);

delay(100);

noTone(speaker);

delay(100);

noTone(speaker);

digitalWrite(led5, LOW);

digitalWrite(led6, LOW);

}

else if (distance <= 10 && distance >= 0) {

lcd.setCursor(0, 1);

lcd.print("BERHENTI !!!");

tone(speaker, 3000);

digitalWrite(led5, HIGH);

digitalWrite(led6, HIGH);

delay(1000);

}

else {

noTone(speaker);

digitalWrite(led5, LOW);

digitalWrite(led6, LOW);

delay(600);

}

WIFI
ActitivityMain.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/activity_main"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context="com.wildan.bluetooth_wifi.MainActivity">

    <ImageView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:id="@+id/imageView"
        android:src="@drawable/gambar"
        android:layout_alignParentTop="true"
        android:layout_centerHorizontal="true" />

    <Button
        android:id="@+id/button1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginLeft="76dp"
        android:text="Enable Wifi"
        android:layout_above="@+id/button2"
        android:layout_centerHorizontal="true"
        android:layout_marginBottom="25dp" />

    <Button
        android:id="@+id/button2"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Disable Wifi"
        android:layout_below="@+id/imageView"
        android:layout_alignStart="@+id/button1" />

</RelativeLayout>

MainActivity.java

package com.wildan.bluetooth_wifi;
import android.net.wifi.WifiManager;
import android.os.Bundle;
import android.app.Activity;
import android.content.Context;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
public class MainActivity extends Activity {
    Button enableButton,disableButton;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        enableButton=(Button)findViewById(R.id.button1);
        disableButton=(Button)findViewById(R.id.button2);
        enableButton.setOnClickListener(new OnClickListener(){
            public void onClick(View v){
                WifiManager wifi = (WifiManager) getSystemService(Context.WIFI_SERVICE);
                wifi.setWifiEnabled(true);
            }
        });
        disableButton.setOnClickListener(new OnClickListener(){
            public void onClick(View v){
                WifiManager wifi = (WifiManager) getSystemService(Context.WIFI_SERVICE);
                wifi.setWifiEnabled(false);
            }
        });
    }
}

Manifest

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.wildan.bluetooth_wifi">
    <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
    <uses-permission android:name="android.permission.CHANGE_WIFI_STATE" />
    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:supportsRtl="true"
        android:theme="@style/AppTheme">
        <activity android:name=".MainActivity">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>
</manifest>

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