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/* read from a software serial connection (Raspberry Pi) */ #include <SoftwareSerial.h> SoftwareSerial mySerial(8, 9); // RX, TX void setup() { Serial.begin(4800); while (!Serial) { ; } Serial.println("Started"); mySerial.begin(9600); } void loop() { if (mySerial.available()) Serial.write(mySerial.read()); if (Serial.available()) mySerial.write(Serial.read()); }