/* * Author: Stefan Andritoiu * Copyright (c) 2015 Intel Corporation. * * This program and the accompanying materials are made available under the * terms of the The MIT License which is available at * https://opensource.org/licenses/MIT. * * SPDX-License-Identifier: MIT */ import upm_nrf24l01.Callback; //NOT TESTED!!! public class NRF24L01_receiver_Example { static private final byte[] local_address = {0x01, 0x01, 0x01, 0x01, 0x01}; static private final byte[] broadcast_address = {(byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF}; public static void main(String[] args) throws InterruptedException { // ! [Interesting] upm_nrf24l01.NRF24L01 comm = new upm_nrf24l01.NRF24L01((short) 7, (short) 8); Callback callback = new ReceiverCallback(comm); comm.setSourceAddress(local_address); comm.setDestinationAddress(broadcast_address); comm.setPayload((short) upm_nrf24l01.javaupm_nrf24l01Constants.MAX_BUFFER); comm.configure(); comm.setSpeedRate(upm_nrf24l01.speed_rate_t.NRF_250KBPS); comm.setChannel((short) 99); comm.setDataReceivedHandler(callback); while (true) { comm.pollListener(); } // ! [Interesting] } } class ReceiverCallback extends Callback { private upm_nrf24l01.NRF24L01 comm = null; public ReceiverCallback(upm_nrf24l01.NRF24L01 comm) { super(); this.comm = comm; } public void run() { if (comm != null) { short[] rx_buffer = comm.getM_rxBuffer(); System.out.print("Received: "); for (int i = 0; i < rx_buffer.length; i++) System.out.print(rx_buffer[i]); System.out.println(); } else { System.out.println("No NRF24L01 instance given to callback"); } } }