#include <LiquidCrystal_I2C.h>     // if you don´t have I2C version of the display, use LiquidCrystal.h library instead

LiquidCrystal_I2C lcd(0x27,16,2);  // set the LCD address to 0x27 for a 16 chars and 2 line display
//LiquidCrystal_I2C lcd(0x3f,16,2);    // set the LCD address to 0x3f for a 16 chars and 2 line display
// if you don´t know the I2C address of the display, use I2C scanner first (https://playground.arduino.cc/Main/I2cScanner/)

// define custom characters/arrays - every character is 5x8 "pixels"
byte gauge_empty[8] =  {B11111, B00000, B00000, B00000, B00000, B00000, B00000, B11111};    // empty middle piece
byte gauge_fill_1[8] = {B11111, B10000, B10000, B10000, B10000, B10000, B10000, B11111};    // filled gauge - 1 column
byte gauge_fill_2[8] = {B11111, B11000, B11000, B11000, B11000, B11000, B11000, B11111};    // filled gauge - 2 columns
byte gauge_fill_3[8] = {B11111, B11100, B11100, B11100, B11100, B11100, B11100, B11111};    // filled gauge - 3 columns
byte gauge_fill_4[8] = {B11111, B11110, B11110, B11110, B11110, B11110, B11110, B11111};    // filled gauge - 4 columns
byte gauge_fill_5[8] = {B11111, B11111, B11111, B11111, B11111, B11111, B11111, B11111};    // filled gauge - 5 columns
byte gauge_left[8] =   {B11111, B10000, B10000, B10000, B10000, B10000, B10000, B11111};    // left part of gauge - empty
byte gauge_right[8] =  {B11111, B00001, B00001, B00001, B00001, B00001, B00001, B11111};    // right part of gauge - empty

byte gauge_mask_left[8] = {B01111, B11111, B11111, B11111, B11111, B11111, B11111, B01111};  // mask for rounded corners for leftmost character
byte gauge_mask_right[8] = {B11110, B11111, B11111, B11111, B11111, B11111, B11111, B11110}; // mask for rounded corners for rightmost character

byte warning_icon[8] = {B00100, B00100, B01110, B01010, B11011, B11111, B11011, B11111};     // warning icon - just because we still have one custom character left

byte gauge_left_dynamic[8];   // left part of gauge dynamic - will be set in the loop function
byte gauge_right_dynamic[8];  // right part of gauge dynamic - will be set in the loop function

int cpu_gauge = 0;       // value for the CPU gauge
char buffer[10];         // helper buffer to store C-style strings (generated with sprintf function)
int move_offset = 0;     // used to shift bits for the custom characters

const int gauge_size_chars = 16;       // width of the gauge in number of characters
char gauge_string[gauge_size_chars+1]; // string that will include all the gauge character to be printed

int out1 (13);//pln
int out2 (12);//loss
int out3 (11);//genset
int starter (3);//starter mesin genset
int off (4);//off genset

int button (2);//saklar pilihan switch

int count1;

int status1;

void setup(){
  lcd.begin(16, 2);
  lcd.backlight();
  lcd.setCursor(2, 0);
  lcd.print("SYSTEM ATS ");
  lcd.setCursor(0, 1);
  lcd.print("BY LUTFI BUHORI");
  pinMode(button, INPUT);
  pinMode(out1, OUTPUT);
  pinMode(out2, OUTPUT);
  pinMode(out3, OUTPUT);
  pinMode(starter, OUTPUT);
  pinMode(off, OUTPUT);
}


void loop()

 {

  status1 = digitalRead(button);
  

 if (status1 == HIGH){
  count1++;
  delay(1000);

 if(count1 == 1){
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("SUMBER LISTRIK ");
  lcd.setCursor(0, 1);
  lcd.print("DARI===> PLN");
  digitalWrite(off, HIGH);
  delay(2000);
  digitalWrite(off, LOW);
  digitalWrite(out3, LOW);
  delay(3000);
  digitalWrite(out1, HIGH);
 }
 if(count1 == 2){
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("SUMBER LISTRIK ");
  lcd.setCursor(0, 1);
  lcd.print("DARI==> LOSS-KWH");
  digitalWrite(out1, LOW);
  delay(3000);
  digitalWrite(out2, HIGH);
 }
 if(count1 == 3){
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("NYALAHKAN MESIN ");
  lcd.setCursor(0, 1);
  lcd.print("STARTER GENSET");
  digitalWrite(starter, HIGH);
  delay(1500);
  digitalWrite(starter, LOW);
  digitalWrite(out2, LOW);
  delay(3000);
  digitalWrite(out3, HIGH);
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("SUMBER LISTRIK ");
  lcd.setCursor(0, 1);
  lcd.print("DARI==> GENSET");

  count1=0;
 }
  }
}