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- // nrf24_server
- #include <SPI.h>
- #include <RH_NRF24.h>
- // Singleton instance of the radio driver
- RH_NRF24 nrf24;
- // RH_NRF24 nrf24(8, 7); // use this to be electrically compatible with Mirf
- // RH_NRF24 nrf24(8, 10);// For Leonardo, need explicit SS pin
- // RH_NRF24 nrf24(8, 7); // For RFM73 on Anarduino Mini
- void setup()
- {
- Serial.begin(9600);
- while (!Serial)
- ; // wait for serial port to connect. Needed for Leonardo only
- if (!nrf24.init())
- Serial.println("init failed");
- // Defaults after init are 2.402 GHz (channel 2), 2Mbps, 0dBm
- if (!nrf24.setChannel(1))
- Serial.println("setChannel failed");
- if (!nrf24.setRF(RH_NRF24::DataRate2Mbps, RH_NRF24::TransmitPower0dBm))
- Serial.println("setRF failed");
- }
- void loop()
- {
- if (nrf24.available())
- {
- // Should be a message for us now
- uint8_t buf[RH_NRF24_MAX_MESSAGE_LEN];
- uint8_t len = sizeof(buf);
- if (nrf24.recv(buf, &len))
- {
- // NRF24::printBuffer("request: ", buf, len);
- Serial.print("got request: ");
- Serial.println((char*)buf);
- // Send a reply
- uint8_t data[] = "And hello back to you";
- nrf24.send(data, sizeof(data));
- nrf24.waitPacketSent();
- Serial.println("Sent a reply");
- }
- else
- {
- Serial.println("recv failed");
- }
- }
- }
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