Arduino serial data read and write

Source:


char teststring;

void setup() {

Serial.begin (9600); and serial communications between the // Arduino

   }

 

void loop() {

 while(Serial.available()>0){

   teststring = Serial.read();

    Serial.println(teststring);

   delay(1000); 

  }

}

Output:


Remarks:


When using the read () function, can only read 1-byte data, if a character string to be read, can use the "+ =" operator to successively added to the character string, reference is made here "program the Arduino design basis "in the example:

Finish

2018/06/21

 

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