//Receiver program #include "Mirf.h" Nrf24l Mirf = Nrf24l(10, 9); // CE,CSN union MYDATA_t { byte value[32]; char now_time[32]; }; MYDATA_t mydata; void setup() { Serial.begin(115200); Mirf.spi = &MirfHardwareSpi; Mirf.init(); Mirf.payload = sizeof(mydata.value); // Set the payload size Mirf.channel = 90; // Set the used channel Mirf.config(); // Set my own address to RX_ADDR_P1 Mirf.setRADDR((byte *)"FGHIJ"); // Clear RX FiFo while(1) { if (Mirf.dataReady() == false) break; Mirf.getData(mydata.value); } Serial.println("Listening..."); } void loop() { // Wait for received data if (Mirf.dataReady()) { Mirf.getData(mydata.value); Serial.print("Got string: "); Serial.println(mydata.now_time); } }