#include <SoftwareSerial.h>

int sTx = 4;
int sRx = 5;
SoftwareSerial mySerial(sRx,sTx);

int id = 0;
int baud = 19200;
int enable = 2;
char c;

void setup(){
  pinMode(A0,INPUT);
  id = analogRead(A0)*10;
  pinMode(enable,OUTPUT);
  mySerial.begin(baud);
  Serial.begin(115200);  
  Serial.print("Baud rate set to ");
  Serial.println(baud);
  Serial.print("Initialized Arduino #");
  Serial.println(id);
}

void printSerial(){
  while (mySerial.available()){
      c = mySerial.read();
      Serial.print(c);
  }
}

void loop(){
  printSerial();
  delay(id);
  digitalWrite(enable,HIGH);
  mySerial.write("Howdy, this is Arduino #");
  mySerial.println(id);
  mySerial.flush();
  digitalWrite(enable,LOW);
  printSerial();
}