RF22

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rf22_server.pde

Server side of simple client/server pair using RF22 class

// rf22_server.pde
// -*- mode: C++ -*-
// Example sketch showing how to create a simple messageing server
// with the RF22 class. RF22 class does not provide for addressing or reliability.
// It is designed to work with the other example rf22_client
#include <SPI.h>
#include <RF22.h>
// Singleton instance of the radio
RF22 rf22;
void setup()
{
Serial.begin(9600);
if (!rf22.init())
Serial.println("RF22 init failed");
// Defaults after init are 434.0MHz, 0.05MHz AFC pull-in, modulation FSK_Rb2_4Fd36
}
void loop()
{
if (rf22.available())
{
// Should be a message for us now
uint8_t buf[RF22_MAX_MESSAGE_LEN];
uint8_t len = sizeof(buf);
if (rf22.recv(buf, &len))
{
Serial.print("got request: ");
Serial.println((char*)buf);
// Send a reply
uint8_t data[] = "And hello back to you";
rf22.send(data, sizeof(data));
rf22.waitPacketSent();
Serial.println("Sent a reply");
}
else
{
Serial.println("recv failed");
}
}
}