#include <SPI.h>
#include <Ethernet.h>

EthernetClient client;

struct Payload{
  char header[2] = {'S', 'U'};
  char command;
  float value;
} payload;

void lcd_print(int line, int segment, char * text){
  
}


void setup() {
  Serial.begin(9600);

        // preparing payload to send to the point
        payload.command = 'C';
        payload.value = (float)HIGH;
        Serial.write((const uint8_t*) &payload, sizeof(payload));

        // sending command to turn on relay

    Serial.println(payload.value);

      

  // put your setup code here, to run once:

}

Payload recieving;
void loop() {
  // put your main code here, to run repeatedly:
  if(Serial.available()){
    Serial.readBytes((uint8_t*)&recieving, sizeof(payload));
    Serial.print(recieving.header[0]);
    Serial.print(recieving.header[1]);
    Serial.print(':');
    Serial.print(recieving.command);
    Serial.print(':');
    Serial.print(recieving.value);
  }

}