Voltage Reading and Load Center control from any Arduino MCU to the Stone10.1 HMI

Load_center_2_volt_read.ino

//Credit Electronic Clinic for inspiring this code. Basic code written by Electronic Clinic. Expanded and appended by me.
//This is a combination of 2 codes for use with the Stone 10.1 HMI
#include <SoftwareSerial.h>
SoftwareSerial max232(2,3);

#define Sensor1_H               0x00
#define Sensor1_L               0x08
 
#define Sensor2_H               0x00
#define Sensor2_L               0x09

int volt = A0;
int volt2 = A1;
unsigned char sensor1_send[8]= {0xA5, 0x5A, 0x05, 0x82, Sensor1_H, Sensor1_L, 0x00, 0x00};
unsigned char sensor2_send[8]= {0xA5, 0x5A, 0x05, 0x82, Sensor2_H, Sensor2_L,  0x00, 0x00};
 
char data; 
String mystring;
 
int load1 = 13; 
int load1f = 0; 
 
int load2 = 12; 
int load2f = 0;

int load3 = 11; 
int load3f = 0;

int load4 = 10; 
int load4f = 0;
 
void setup()
{
 
Serial.begin(115200);
max232.begin(115200);

pinMode(volt,INPUT);
pinMode(volt2,INPUT);
 
pinMode(load1, OUTPUT);
pinMode(load2, OUTPUT);
pinMode(load3, OUTPUT);
pinMode(load4, OUTPUT);  
digitalWrite(load1, LOW); 
digitalWrite(load2, LOW);
digitalWrite(load3, LOW);
digitalWrite(load4, LOW);
 
}
 
 
void loop()


{

if (max232.available()>0)
{
 
data = max232.read();
mystring = mystring + byte(data) ; 
delay(10);
 
}
 
if (max232.available() == 0)
{
//Serial.println(mystring); 

int sensor1 = analogRead(volt); 
int sensor2 = analogRead(volt2);
     
     sensor1_send[6] = highByte(sensor1);
     sensor1_send[7] = lowByte(sensor1);
     max232.write(sensor1_send,8);
delay(100);
     sensor2_send[6] = highByte(sensor2);
     sensor2_send[7] = lowByte(sensor2);
     max232.write(sensor2_send,8);
     
     //Serial.println(sensor1);
     delay(100);


load1control(); 
load2control();
load3control();
load4control();
 
delay(100);
mystring = "";
}
 
}
 
void load1control()
{
 
if (mystring.endsWith("101")&& (load1f == 0))
{
   mystring = ""; 
  if(digitalRead(load1) == LOW)
  {
  digitalWrite(load1,HIGH);
  Serial.println("load1 High"); 
  }
 load1f = 1; 
}
 
if (mystring.endsWith("105") && (load1f == 1))
{
   mystring = ""; 
  if(digitalRead(load1) == HIGH)
  {
  digitalWrite(load1,LOW);
  Serial.println("load1 LOW"); 
  } 
  load1f = 0; 
}
  
}
 
 
void load2control()
{
 
if (mystring.endsWith("102")&& (load2f == 0))
{
   mystring = ""; 
  if(digitalRead(load2) == LOW)
  {
  digitalWrite(load2,HIGH);
  Serial.println("load2 High"); 
  }
 load2f = 1; 
}
 
if (mystring.endsWith("106") && (load2f == 1))
{
   mystring = ""; 
  if(digitalRead(load2) == HIGH)
  {
  digitalWrite(load2,LOW);
  Serial.println("load2 LOW"); 
  } 
  load2f = 0; 
}
  
}


void load3control()
{
 
if (mystring.endsWith("103")&& (load3f == 0))
{
   mystring = ""; 
  if(digitalRead(load3) == LOW)
  {
  digitalWrite(load3,HIGH);
  Serial.println("load3 High"); 
  }
 load3f = 1; 
}
 
if (mystring.endsWith("107") && (load3f == 1))
{
   mystring = ""; 
  if(digitalRead(load3) == HIGH)
  {
  digitalWrite(load3,LOW);
  Serial.println("load3 LOW"); 
  } 
  load3f = 0; 
}
  
}

void load4control()
{
 
if (mystring.endsWith("104")&& (load4f == 0))
{
   mystring = ""; 
  if(digitalRead(load4) == LOW)
  {
  digitalWrite(load4,HIGH);
  Serial.println("load4 High"); 
  }
 load4f = 1; 
}
 
if (mystring.endsWith("108") && (load4f == 1))
{
   mystring = ""; 
  if(digitalRead(load4) == HIGH)
  {
  digitalWrite(load4,LOW);
  Serial.println("load4 LOW"); 
  } 
  load4f = 0; 
 

 
    


  
}
  

}