nRF24L01 (8 PIN) - (ID:236)

Библиотека: Радиомодуль nRF24L01 (ID:460)

Категория: Библиотеки для Arduino

Последние обновленные 28 Oct 2022 01:13

   /**
	 * An Mirf example which copies back the data it recives.
	 *
	 * Pins:
	 * Hardware SPI:
	 * MISO -> 12
	 * MOSI -> 11
	 * SCK -> 13
	 *
	 * Configurable:
	 * CE -> 8
	 * CSN -> 7
	 *
	 */
	
    #include <SPI.h>
    #include <Mirf.h>
    #include <nRF24L01.h>
    #include <MirfHardwareSpiDriver.h>
	
    void setup(){
	  Serial.begin(9600);
	
	  /*
	   * Set the SPI Driver.
	   */
	
	  Mirf.spi = &MirfHardwareSpi;
	
	  /*
	   * Setup pins / SPI.
	   */
	
	  Mirf.init();
	
	  /*
	   * Configure reciving address.
	   */
	
	  Mirf.setRADDR((byte *)"serv1");
	
	  /*
	   * Set the payload length to sizeof(unsigned long) the
	   * return type of millis().
	   *
	   * NB: payload on client and server must be the same.
	   */
	
	  Mirf.payload = sizeof(unsigned long);
	
	  /*
	   * Write channel and payload config then power up reciver.
	   */
	
	  Mirf.config();
	
	  Serial.println("Listening...");
    }
	
    void loop(){
	  /*
	   * A buffer to store the data.
	   */
	
	  byte data[Mirf.payload];
	
	  /*
	   * If a packet has been recived.
	   *
	   * isSending also restores listening mode when it
	   * transitions from true to false.
	   */
	
	  if(!Mirf.isSending() && Mirf.dataReady()){
	    Serial.println("Got packet");
	
	    /*
		 * Get load the packet into the buffer.
		 */
	
	    Mirf.getData(data);
	
	    /*
		 * Set the send address.
		 */
	
	
	    Mirf.setTADDR((byte *)"clie1");
	
	    /*
		 * Send the data back to the client.
		 */
	
	    Mirf.send(data);
	
	    /*
		 * Wait untill sending has finished
		 *
		 * NB: isSending returns the chip to receving after returning true.
		 */
	
	    Serial.println("Reply sent.");
	  }
    }

 /**
	 * A Mirf example to test the latency between two Ardunio.
	 *
	 * Pins:
	 * Hardware SPI:
	 * MISO -> 12
	 * MOSI -> 11
	 * SCK -> 13
	 *
	 * Configurable:
	 * CE -> 8
	 * CSN -> 7
	 *
	 * Note: To see best case latency comment out all Serial.println
	 * statements not displaying the result and load
	 * 'ping_server_interupt' on the server.
	 */
	
    #include <SPI.h>
    #include <Mirf.h>
    #include <nRF24L01.h>
    #include <MirfHardwareSpiDriver.h>
	
    void setup(){
	  Serial.begin(9600);
	  /*
	   * Setup pins / SPI.
	   */
	
	  /* To change CE / CSN Pins:
	   *
	   * Mirf.csnPin = 9;
	   * Mirf.cePin = 7;
	   */
	  /*
	  Mirf.cePin = 7;
	   Mirf.csnPin = 8;
	   */
	  Mirf.spi = &MirfHardwareSpi;
	  Mirf.init();
	
	  /*
	   * Configure reciving address.
	   */
	
	  Mirf.setRADDR((byte *)"clie1");
	
	  /*
	   * Set the payload length to sizeof(unsigned long) the
	   * return type of millis().
	   *
	   * NB: payload on client and server must be the same.
	   */
	
	  Mirf.payload = sizeof(unsigned long);
	
	  /*
	   * Write channel and payload config then power up reciver.
	   */
	
	  /*
	   * To change channel:
	   *
	   * Mirf.channel = 10;
	   *
	   * NB: Make sure channel is legal in your area.
	   */
	
	  Mirf.config();
	
	  Serial.println("Beginning ... ");
    }
	
    void loop(){
	  unsigned long time = millis();
	
	  Mirf.setTADDR((byte *)"serv1");
	
	  Mirf.send((byte *)&time);
	
	  while(Mirf.isSending()){
	  }
	  Serial.println("Finished sending");
	  delay(10);
	  while(!Mirf.dataReady()){
	    //Serial.println("Waiting");
	    if ( ( millis() - time ) > 1000 ) {
		  Serial.println("Timeout on response from server!");
		  return;
	    }
	  }
	
	  Mirf.getData((byte *) &time);
	
	  Serial.print("Ping: ");
	  Serial.println((millis() - time));
	
	  delay(1000);
    }