¾ÆµÎÀ̳ë ȣȯ nRF24L01 ¸ðµâ¿ë ATMega48 °³¹ßº¸µå
ÆǸŰ¡°Ý : 5,500¿ø (ºÎ°¡¼¼ Æ÷ÇÔ)
»óÇ°ÄÚµå : [6450]ZAS-MIZ-SSA127
¹è¼ÛÀÏ : ´çÀϹ߼Û
Á¦Á¶»ç : OEM
ºê·£µå : OEM [ºê·£µå¸ô ¹Ù·Î°¡±â]
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ÃÑ ±Ý¾× :
Ãß°¡&´ë·®±¸¸Å ¿äû 053-588-4080

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°³¿ä (Overview)

 


NRF24L01 Á¦Ç°À» »ç¿ëÇÒ ¶§, SPI¸¦ ¾²Áö ¾Ê°í I2C¸¦ »ç¿ëÇÏ¿© ÀûÀº ¼öÀÇ Á¡ÆÛ¼±À¸·Î ¾ÆµÎÀ̳뿡 ¿¬°áÇÒ ¼ö ÀÖµµ·Ï µ½´Â ½¯µåÀÔ´Ï´Ù. 
 

½ºÆå (Specification)

  • 70m ¼Û¼ö½Å °Å¸®

  • ¾ç¹æÇâ Åë½Å

  • I2C/TWI ÇÁ·ÎÅäÄÝ

  • ¾ÆµÎÀ̳ë ȣȯ

  • 2.4GHz 

 

»ç¿ë¹ý (How to use)

 

µÎ ´ëÀÇ ¾ÆµÎÀ̳뿡 ¿¬°áµÈ °³¹ßº¸µå¸¦ ÁغñÇÏ°í, °³¹ßº¸µå À§¿¡ NRF24L01À» 8ÇÉ Çì´õ¿¡ ³¢¿ó´Ï´Ù. ÀÌ ¶§, NRF24L01ÀÇ ¹æÇâÀº PCB¿¡ »õ°ÜÁø ½ÇÅ©½ºÅ©¸°À» ÅëÇØ È®ÀÎÇÒ ¼ö ÀÖÀ¸¸ç, º¸µåÀÇ ¹Ù±ùÂÊÀ¸·Î ±æ°Ô ³¢¿ï ¼ö ÀÖ½À´Ï´Ù.


 

 

Çϵå¿þ¾î ¿¬°á (Wiring)

 

 

 

¾ÆµÎÀ̳ë ÄÚµå (Arduino source code) 


¸¶½ºÅÍ/¼Û½ÅºÎ


/*

Guide how to use Arduino Wire.h(Wire Library) with 24l01 i2c Module Shield

Reads the data from an I2C/TWI slave module device


*/

unsigned char ppt =0;

#include //Import the Arduino wire library 

void setup()

{

  Wire.begin();        // I2c Bus (address optional for master)

  Serial.begin(9600);  // Opening Serial Communication for Reading the Output 

}

unsigned char judge = 0,good;


void loop()

{

// Reads Wire Master 

if(judge == 0)

{

      Wire.requestFrom(35, 1);    // Requesting 6 bytes from the slave device #2

      if(Wire.available())

      { 

          good = Wire.read(); // bytes as character

          if(good !=0x47){ 

              //Serial.println(Good) ; // Optional 

              //Serial.println("Receive") ; // Optional 

              judge = 1;

              }

     }

}

// Write Wire Master

if(judge == 1)

{

 Wire.beginTransmission(35); // Send data to device #35

  //Wire.write(7);        // Optional sends 5 bytes

  Wire.write(14Core);              // transfer character 1 save display "14core"

  Wire.endTransmission();    // stop sending

  Serial.println(14Core) ;

  judge = 0;

}

 delay(100); //Delay


}



½½·¹À̺ê/¼ö½ÅºÎ


/* 

Tutorial how to use of the Wire library using I2C/TWI &

Writes data to an I2C/TWI slave device

Refer to the "Wire Slave Receiver" 

*/ 


#include //import Arduino Wire Library

void setup()

{

  Wire.begin(); // Bind i2c bus (address is optional for master)

    Serial.begin(9600);  // Opening Serial Communication for reading the output 

}

unsigned char judge = 0;

char scan;

void loop()

{


if(judge == 0)

{

  Wire.beginTransmission(35); // Send to device #35

  //Wire.write(7);        // Optional for testing sends five bytes

  Wire.write(scan); 

  Wire.endTransmission();    // Stop the Transmission 

 judge = 1;

}

 delay(100); 

if(judge == 1)

{

      Wire.requestFrom(35, 1);  // Wire start request 1 byte from the slave module device #35

      if(Wire.available())

      { 

          unsigned char c = Wire.read(); // Receive byte as Character display Say Hello to www.14core.com

          if(c !=0x47){

            Serial.println(c);

           ++scan; 

           if(scan == 8) scan = 0;  // Scan addresses

            judge = 0; 

           }      

     }  

}

}


Âü°í ¸µÅ© (Links)

  • ¸ÞÄ«¼Ö·ç¼Ç Ä¿¹Â´ÏƼ Mechasolution Blog´Â ¿©·¯°¡Áö Á¤º¸¸¦ Á¦°øÇÕ´Ï´Ù.

 

 

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