Michiel Van Endert
/
nRF24L01P_Project
Project wireless
Fork of nRF24L01P_Project by
main.cpp
- Committer:
- Owen
- Date:
- 2011-01-19
- Revision:
- 0:a51a6e7da590
- Child:
- 1:5be2682710c6
File content as of revision 0:a51a6e7da590:
/** * @file main.cpp (nRF24L01P_Hello_World) * * @author Owen Edwards * * @section LICENSE * * Copyright (c) 2010 Owen Edwards * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * @section DESCRIPTION * * Demo the nRF24L01+ Library * * Datasheet: * * http://www.nordicsemi.no/files/Product/data_sheet/nRF24L01P_Product_Specification_1_0.pdf */ #include "mbed.h" #include "nRF24L01P.h" Serial pc(USBTX, USBRX); // tx, rx nRF24L01P my_nrf24l01p(p5, p6, p7, p8, p9, p10); // mosi, miso, sck, csn, ce, irq DigitalOut myled1(LED1); DigitalOut myled2(LED2); int main() { // // The nRF24L01+ supports transfers from 1 to 32 bytes, but Sparkfun's // "Nordic Serial Interface Board" (http://www.sparkfun.com/products/9019) // only handles 4 byte transfers in the ATMega code. // #define TRANSFER_SIZE 4 char txData[TRANSFER_SIZE], rxData[TRANSFER_SIZE]; int txDataCnt = 0; int rxDataCnt = 0; my_nrf24l01p.powerUp(); // // Display the (default) setup of the nRF24L01+ chip // pc.printf( "nRF24L01+ Frequency : %d MHz\r\n", my_nrf24l01p.getRfFrequency() ); pc.printf( "nRF24L01+ Output power : %d dBm\r\n", my_nrf24l01p.getRfOutputPower() ); pc.printf( "nRF24L01+ Data Rate : %d kbps\r\n", my_nrf24l01p.getAirDataRate() ); pc.printf( "nRF24L01+ TX Address : 0x%010llX\r\n", my_nrf24l01p.getTxAddress() ); pc.printf( "nRF24L01+ RX Address : 0x%010llX\r\n", my_nrf24l01p.getRxAddress() ); pc.printf( "Type keys to test transfers:\r\n (transfers are grouped into %d characters)\r\n", TRANSFER_SIZE ); my_nrf24l01p.setTransferSize( TRANSFER_SIZE ); my_nrf24l01p.setReceiveMode(); my_nrf24l01p.enable(); while (1) { // // If we've received anything over the host serial link... // if ( pc.readable() ) { // // ...add it to the transmit buffer // txData[txDataCnt++] = pc.getc(); // // If the transmit buffer is full // if ( txDataCnt >= sizeof( txData ) ) { // // Send the transmitbuffer via the nRF24L01+ // my_nrf24l01p.write( NRF24L01P_PIPE_P0, txData, txDataCnt ); txDataCnt = 0; } // // Toggle LED1 (to help debug Host -> nRF24L01+ communication) // myled1 = !myled1; } // // If we've received anything in the nRF24L01+... // if ( my_nrf24l01p.readable() ) { // // ...read the data into the receive buffer // rxDataCnt = my_nrf24l01p.read( NRF24L01P_PIPE_P0, rxData, sizeof( rxData ) ); // // Display the receive buffer contents via the host serial link // for ( int i = 0; rxDataCnt > 0; rxDataCnt--, i++ ) { pc.putc( rxData[i] ); } // // Toggle LED2 (to help debug nRF24L01+ -> Host communication) // myled2 = !myled2; } } }