#include <LiquidCrystal.h>

// LCD setup (pins connected to the Arduino) 


// reference : https://wokwi.com/projects/330112801381024338
//https://docs.wokwi.com/parts/wokwi-lcd1602/



LiquidCrystal lcd(12, 11, 10, 9, 8, 7);



void setup() {
  // put your setup code here, to run once:
  lcd.begin(16, 2);
  // you can now interact with the LCD, e.g.:
  //
  //lcd.print(float pin_adc_read(pin_t pin))
  
  Serial.begin(115200);
  pinMode(A1, INPUT);
  pinMode(A2, INPUT);
  pinMode(A3, INPUT);
  pinMode(A4, INPUT);


}

void loop() {
  // put your main code here, to run repeatedly:
  

  //analog printing (system (?) not lcd...)
  Serial.print("AnalogA1: ");
  Serial.println(analogRead(A1));
  Serial.print("AnalogA2: ");
  Serial.println(analogRead(A2));
  Serial.print("AnalogA3: ");
  Serial.println(analogRead(A3));
  Serial.print("AnalogA4: ");
  Serial.println(analogRead(A4));
  delay(1000);


// array of readings from four input pins 
  double readings[] = {A1, A2, A3, A4};
  lcd.print(A1);
  lcd.print("  "); // formatting..?
  delay (1000);
  lcd.print(A2);
  lcd.print("  ");
  delay (1000);
  lcd.print(A3);
  lcd.print("  ");
  delay (1000);
  lcd.print(A4);
  lcd.print("  ");
  delay (1000);


  // custom chip to simulate voltages?




  //for 



  //float voltages[]
}