问Arduino:字符串到多个变量

EN

#include <VirtualWire.h>

int xvalue;
int yvalue;

  void setup() {

  Serial.begin(9600);
  vw_set_ptt_inverted(true); //
  vw_set_tx_pin(12);
  vw_setup(4000);// speed of data transfer Kbps

}

void loop() {
  xvalue=analogRead(A0);
  yvalue=analogRead(A1);
  int envioX = map(xvalue, 0, 1023, 001, 1000); //I prefer to not send 0
  int envioY = map(yvalue, 0, 1023, 001, 1000);

//Mando los datos del joystic
  char envioXY[]="";
  sprintf(envioXY,"%d,%d",envioX,envioY); 
  EnviarDatos(envioXY); 
  delay(1000);
}

void EnviarDatos(char datos[]){
  vw_send((uint8_t *)datos, strlen(datos)); //vw_send(message, length)
  vw_wait_tx(); // Wait until the whole message is gone
}

#include <VirtualWire.h>

char recibo[8]="";

int valorX;
int valorY;


  void setup(){
    vw_set_ptt_inverted(true); // Required for DR3100
    vw_set_rx_pin(12);
    vw_setup(4000);  // Bits per sec
    vw_rx_start();       // Start the receiver PLL running
    Serial.begin(9600);
    Serial.println("setup");
  }
  void loop(){
    uint8_t buf[VW_MAX_MESSAGE_LEN];
    uint8_t buflen = VW_MAX_MESSAGE_LEN;
    if (vw_get_message(buf, &buflen)){ //check to see if anything has been received
      for(int i=0;i<buflen;i++){ 
        recibo[i]=char(buf[i]);
        Serial.print(recibo[i]);
      }
     recibo[buflen]=NULL; 
     //String str(recibo);

    //What here to get both int??  
    } 
  }