#include "SoftwareSerial.h"

const byte rx_connected = 11;
const byte tx_connected = 10;

SoftwareSerial soft_serial(tx_connected, rx_connected);

void setup() {
    pinMode(tx_connected, INPUT);
    pinMode(rx_connected, OUTPUT);
    Serial.begin(9600);
    soft_serial.begin(9600);
}

void loop() {
    if (Serial.available()) {
        char ch = Serial.read();
        Serial.print(ch);
        soft_serial.print(ch);
    }
    if (soft_serial.available()) {
        char ch = soft_serial.read();
        Serial.print(ch);
        soft_serial.print(ch);
    }
    Serial.println("A loop");
    // Serial.println("A loop");
    // if (soft_serial.availableForWrite()) {
    //     Serial.println("Available");
    // }
    // else {
    //     Serial.println("Unavailable");
    // }
    // if (Serial.availableForWrite()) {
    //     Serial.println("Can Write");
    // }
    delay(1000);
}