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Genuino Zero (RX) pin 0 ---------------- Arduino Uno pin 11

Genuino Zero (TX) pin1 ---------------- Arduino Uno pin 10

Ground ---------------------------------- Ground

Genuino Zero (RX) pin 0 ---------------- Arduino Uno pin 11

Genuino Zero (TX) pin1 ---------------- Arduino Uno pin 10

Ground ---------------------------------- Ground

#include <SoftwareSerial.h>
SoftwareSerial mySerial(10, 11); // RX, TX
/* Simple Serial ECHO script : Written by ScottC 03/07/2012 */
/* Use a variable called byteRead to temporarily store
 the data coming from the computer */
byte byteRead;
void setup() { 
// Turn the Serial Protocol ON
 Serial.begin(9600);
 mySerial.begin(9600);
 pinMode(LED_BUILTIN, OUTPUT);
}
void loop() {
 char a[8];
 /* check if data has been sent from the computer: */
 if (Serial.available()) {
 /* read the most recent byte */
 byteRead = Serial.read();
 //a[0] = atoi(byteRead);
 // a[1] = atoi(byteRead);
 Serial.print("rushin\r\n");
 /*ECHO the value that was read, back to the serial port. */
 if(byteRead == 0x61) {
 digitalWrite(LED_BUILTIN, HIGH);
 Serial.write(byteRead);
 }
 }
 if (mySerial.available()) {
 /* read the most recent byte */
 byteRead = mySerial.read();
 //a[0] = atoi(byteRead);
 //  a[1] = atoi(byteRead);
 mySerial.print("rushin\r\n");
 /*ECHO the value that was read, back to the serial port. */
 if(byteRead == 0x61) {
 digitalWrite(LED_BUILTIN, HIGH);
 mySerial.write(byteRead);
 }
 }
}
-------------------transmitter----------------------------------
/*
 DigitalReadSerial
 Reads a digital input on pin 2, prints the result to the serial monitor
 This example code is in the public domain.
 */
// digital pin 2 has a pushbutton attached to it. Give it a name:
int pushButton = 7;
// the setup routine runs once when you press reset:
void setup() {
 // initialize serial communication at 9600 bits per second:
 Serial.begin(9600);
 // make the pushbutton's pin an input:
 pinMode(pushButton, INPUT);
}
// the loop routine runs over and over again forever:
void loop() {
 // read the input pin:
 int buttonState = digitalRead(pushButton);
 // print out the state of the button:
 // if(buttonState == 1)
 //{
 Serial.println("a");
 // }
  delay(1000); // delay in between reads for stability
}

#include <SoftwareSerial.h>
SoftwareSerial mySerial(10, 11); // RX, TX
/* Simple Serial ECHO script : Written by ScottC 03/07/2012 */
/* Use a variable called byteRead to temporarily store
 the data coming from the computer */
byte byteRead;
void setup() { 
// Turn the Serial Protocol ON
 Serial.begin(9600);
 mySerial.begin(9600);
 pinMode(LED_BUILTIN, OUTPUT);
}
void loop() {
 char a[8];
 /* check if data has been sent from the computer: */
 if (Serial.available()) {
 /* read the most recent byte */
 byteRead = Serial.read();
 Serial.print("rushin\r\n");
 /*ECHO the value that was read, back to the serial port. */
 if(byteRead == 0x61) {
 digitalWrite(LED_BUILTIN, HIGH);
 Serial.write(byteRead);
 }
 }
 if (mySerial.available()) {
 /* read the most recent byte */
 byteRead = mySerial.read();
 mySerial.print("rushin\r\n");
 /*ECHO the value that was read, back to the serial port. */
 if(byteRead == 0x61) {
 digitalWrite(LED_BUILTIN, HIGH);
 mySerial.write(byteRead);
 }
 }
}
-------------------transmitter----------------------------------
/*
 DigitalReadSerial
 Reads a digital input on pin 2, prints the result to the serial monitor
 This example code is in the public domain.
 */
// digital pin 2 has a pushbutton attached to it. Give it a name:
int pushButton = 7;
// the setup routine runs once when you press reset:
void setup() {
 // initialize serial communication at 9600 bits per second:
 Serial.begin(9600);
 // make the pushbutton's pin an input:
 pinMode(pushButton, INPUT);
}
// the loop routine runs over and over again forever:
void loop() {
 // read the input pin:
 int buttonState = digitalRead(pushButton);
 // print out the state of the button:
 Serial.println("a");
 delay(1000); // delay in between reads for stability
}

-------------------receiver---------------------

#include <SoftwareSerial.h>
SoftwareSerial mySerial(10, 11); // RX, TX
/* Simple Serial ECHO script : Written by ScottC 03/07/2012 */
/* Use a variable called byteRead to temporarily store
 the data coming from the computer */
byte byteRead;
void setup() { 
// Turn the Serial Protocol ON
 Serial.begin(9600);
 mySerial.begin(9600);
 pinMode(LED_BUILTIN, OUTPUT);
}
void loop() {
 char a[8];
 
 /* check if data has been sent from the computer: */
 if (Serial.available()) 
 {
 /* read the most recent byte */
 byteRead = Serial.read();
 //a[0] = atoi(byteRead);
 // a[1] = atoi(byteRead);
 Serial.print("rushin\r\n");
 /*ECHO the value that was read, back to the serial port. */
 if(byteRead == 0x61)
 {
 digitalWrite(LED_BUILTIN, HIGH);
 Serial.write(byteRead);
 }
 }
 if (mySerial.available()) 
 {
 /* read the most recent byte */
 byteRead = mySerial.read();
 //a[0] = atoi(byteRead);
 // a[1] = atoi(byteRead);
 mySerial.print("rushin\r\n");
 /*ECHO the value that was read, back to the serial port. */
 if(byteRead == 0x61)
 {
 digitalWrite(LED_BUILTIN, HIGH);
 mySerial.write(byteRead);
 }
 }
 
}
-------------------transmitter----------------------------------
/*
 DigitalReadSerial
 Reads a digital input on pin 2, prints the result to the serial monitor
 This example code is in the public domain.
 */
// digital pin 2 has a pushbutton attached to it. Give it a name:
int pushButton = 7;
// the setup routine runs once when you press reset:
void setup() {
 // initialize serial communication at 9600 bits per second:
 Serial.begin(9600);
 // make the pushbutton's pin an input:
 pinMode(pushButton, INPUT);
}
// the loop routine runs over and over again forever:
void loop() {
 // read the input pin:
 int buttonState = digitalRead(pushButton);
 // print out the state of the button:
 // if(buttonState == 1)
 //{
 Serial.println("a");
 // }
 delay(1000); // delay in between reads for stability
}