For reading voltages and status for power inverter and solar panels on digital loggers PLduino

PLduino_A3_smooth Readings

#include <CayenneESP8266Shield.h>
#include <TMRpcm_PLDuino.h>
#include <SPI.h>
#include <SD.h>
#include <Adafruit_GFX.h>
#include <Adafruit_ILI9341.h>
#include <PLDuino.h>
#include <PLDTouch.h>
#include <PLDuinoGUI.h>
#include <using_namespace_PLDuinoGUI.h>
#include <DS3232RTC.h>
#include <TimeLib.h>
#include <Wire.h>
#include <avr/io.h>

const int numReadings = 10;

int readings[numReadings];      // the readings from the analog input
int index = 0;                  // the index of the current reading
int total = 0;                  // the running total
int average = 0;                // the average

int inputPin = A3;


Adafruit_ILI9341 tft = Adafruit_ILI9341(PLDuino::LCD_CS, PLDuino::LCD_DC);
PLDTouch touch(PLDuino::TOUCH_CS, PLDuino::TOUCH_IRQ);

Button btnVoltage("Front", ILI9341_YELLOW, ILI9341_BLACK);

Button btnVoltage1("Back", ILI9341_YELLOW, ILI9341_BLACK);

Button btnVoltage2("Battery", ILI9341_BLUE, ILI9341_BLACK);

Button btnVoltage3("Inverter", ILI9341_RED, ILI9341_BLACK);

// Cayenne authentication token. This should be obtained from the Cayenne Dashboard.
char token[] = "opioxqafxw";
// Your network name and password.
char ssid[] = "free";
char password[] = "zzZw23521041";

// Set ESP8266 Serial object
 #define EspSerial Serial2
 ESP8266 wifi(EspSerial);

void setup()

{
  PLDuino::init();
  PLDuino::enableLCD();
  PLDuino::enableESP();
  tft.begin();
  tft.setRotation(3);
  touch. init(1);

  // initialize all the readings to 0: 
  for (int thisReading = 0; thisReading < numReadings; thisReading++)
    readings[thisReading] = 0;

  Serial.begin(9600);
  delay(100);
  // Set ESP8266 baud rate
  EspSerial.begin(115200);
  delay(100);

  Cayenne.begin(token, wifi, ssid, password);

  btnVoltage.setPositionAndSize(01, 01, 100, 75);
  btnVoltage.draw(tft);

  btnVoltage1.setPositionAndSize(01, 75, 100, 75);
  btnVoltage1.draw(tft);

  btnVoltage2.setPositionAndSize(01, 150, 100, 75);
  btnVoltage2.draw(tft);

  btnVoltage3.setPositionAndSize(175, 1, 150, 110);
  btnVoltage3.draw(tft);
  
 
}

void loop()
{
  Cayenne.run();
}
//front solar panel voltage
CAYENNE_OUT(V1)

{
  int adcVal = analogRead(A0);
  float adcVoltage = 55.0*adcVal/1024;
  Cayenne.virtualWrite(V1,adcVoltage);
  btnVoltage.setText(String(adcVoltage));
  btnVoltage.draw(tft);
  //delay (4000);
}
//back solar panel voltage
CAYENNE_OUT(V2)

{
  int adcVal1 = analogRead(A1);
  float adcVoltage1 = 55.0*adcVal1/1024;
  Cayenne.virtualWrite(V2,adcVoltage1);
  btnVoltage1.setText(String(adcVoltage1));
  btnVoltage1.draw(tft);
  //delay (4000);
}
//battery voltage
CAYENNE_OUT(V3)

{
  int adcVal2 = analogRead(A2);
  float adcVoltage2 = 55.0*adcVal2/1024;
  Cayenne.virtualWrite(V3,adcVoltage2);
  btnVoltage2.setText(String(adcVoltage2));
  btnVoltage2.draw(tft); 
  //delay (4000);
}
//inverter voltage
CAYENNE_OUT(V4)

{
  
  // subtract the last reading:
  total= total - readings[index];         
  // read from the sensor:  
  readings[index] = analogRead(inputPin); 
  // add the reading to the total:
  total= total + readings[index];       
  // advance to the next position in the array:  
  index = index + 1;                    

  // if we're at the end of the array...
  if (index >= numReadings)              
    // ...wrap around to the beginning: 
    index = 0;                           

  // calculate the average:
  average = total / numReadings * 575.0 / 1024;         
  // send it to the computer as ASCII digits
  //float average = 575.0*numReadings/1024;
  Cayenne.virtualWrite(V4,average);
  btnVoltage3.setText(String(average));
  btnVoltage3.draw(tft);
  //Serial.println(average);   
  delay(1);        // delay in between reads for stability            
}


  
  /*int adcVal3 = analogRead(A3);
  float adcVoltage3 = 575.0*adcVal3/1024;
  Cayenne.virtualWrite(V4,adcVoltage3);
  btnVoltage3.setText(String(adcVoltage3));
  btnVoltage3.draw(tft);
  //delay (4000);*/
//}