Cherokee VIC Arduino example

vic_v1.ino

#include <LiquidCrystal.h>

#define pinDriverDoor  30
#define pinPassengerDoor  31
#define pinRearRightDoor  32
#define pinRearLeftDoor  33
#define pinRearDoor  34
#define pinOil  35
#define pinWater  36
#define pinWasher  37

#define btnRIGHT  0
#define btnUP     1
#define btnDOWN   2
#define btnLEFT   3
#define btnSELECT 4
#define btnNONE   5

int lcd_key     = 0;
int adc_key_in  = 0;

LiquidCrystal lcd(8, 9, 4, 5, 6, 7);

int read_LCD_buttons()
{
 adc_key_in = analogRead(0);
 if (adc_key_in > 1000) return btnNONE;

 if (adc_key_in < 50)   return btnRIGHT;  
 if (adc_key_in < 195)  return btnUP; 
 if (adc_key_in < 380)  return btnDOWN; 
 if (adc_key_in < 413)  return btnLEFT; 
 if (adc_key_in < 790)  return btnSELECT;   

 return btnNONE;
}

void setup() {
  pinMode(pinDriverDoor, INPUT_PULLUP);
  pinMode(pinPassengerDoor, INPUT_PULLUP);
  pinMode(pinRearRightDoor, INPUT_PULLUP);
  pinMode(pinRearLeftDoor, INPUT_PULLUP);
  pinMode(pinRearDoor, INPUT_PULLUP);
  pinMode(pinOil, INPUT_PULLUP);
  pinMode(pinWater, INPUT_PULLUP);
  pinMode(pinWasher, INPUT_PULLUP);

  lcd.begin(16, 2);
  lcd.setCursor(0,0);
  lcd.print("Booting...      ");
}

void loop() {
  int driverDoor = !digitalRead(pinDriverDoor);
  int passengerDoor = !digitalRead(pinPassengerDoor);
  int rearRightDoor = !digitalRead(pinRearRightDoor);
  int rearLeftDoor = !digitalRead(pinRearLeftDoor);
  int rearDoor = !digitalRead(pinRearDoor);
  int oil = !digitalRead(pinOil);
  int water = !digitalRead(pinWater);
  int washer = !digitalRead(pinWasher);

  bool alerted1 = false;
  bool alerted2 = false;

  lcd_key = read_LCD_buttons();
  
  lcd.setCursor(0,0);
  if(oil == HIGH) {
     alerted1 = true;
     lcd.setCursor(0,0);
     lcd.print("Low engine oil! ");
     delay(2000);
  }
  if(water == HIGH) {
     alerted1 = true;
     lcd.setCursor(0,0);
     lcd.print("Low coolant!    ");
     delay(2000);
  }
  if(washer == HIGH) {
     alerted1 = true;
     lcd.setCursor(0,0);
     lcd.print("Low washer fluid");
     delay(2000);
  }
  
  if(driverDoor == HIGH) {
     alerted2 = true;
     lcd.setCursor(0,1);
     lcd.print("Driver door     ");
     delay(2000);
  }
  if(passengerDoor == HIGH) {
     alerted2 = true;
     lcd.setCursor(0,1);
     lcd.print("Passenger door  ");
     delay(2000);
  }
  if(rearRightDoor == HIGH) {
     alerted2 = true;
     lcd.setCursor(0,1);
     lcd.print("Rear right door ");
     delay(2000);
  }
  if(rearLeftDoor == HIGH) {
     alerted2 = true;
     lcd.setCursor(0,1);
     lcd.print("Rear left door  ");
     delay(2000);
  }
  if(rearDoor == HIGH) {
     alerted2 = true;
     lcd.setCursor(0,1);
     lcd.print("Rear door       ");
     delay(2000);
  }


  if(alerted2 == false && alerted1 == false) {
     lcd.setCursor(0,0);
     lcd.print("Lets go...      ");
     lcd.setCursor(0,1);
     lcd.print("Systems nominal.");
     delay(1000);
  } else if(alerted1 == false) {
     lcd.setCursor(0,0);
     lcd.print("Hummm...        ");
     delay(1000);
  } else if(alerted2 == false) {
     lcd.setCursor(0,1);
     lcd.print("Hummm...        ");
     delay(1000);
  }
}