Softwareserial.h Library Jun 2026

#include // Define RX and TX pins (e.g., Pin 10 is RX, Pin 11 is TX) SoftwareSerial mySerial(10, 11); void setup() Serial.begin(9600); // Hardware serial for debugging mySerial.begin(9600); // Software serial for the external device Serial.println("SoftwareSerial initialized."); void loop() if (mySerial.available()) Serial.write(mySerial.read()); // Forward data from software serial to hardware serial Use code with caution.