JNP3_IOT_2016Z
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JNP3_IOT_6_RADIO_ECHO
JNP3 IoT - nrf24L01+ echo app
Fork of nRF24L01P_Hello_World by
Diff: main.cpp
- Revision:
- 2:352f66e435da
- Parent:
- 1:5be2682710c6
--- a/main.cpp Wed Jan 19 23:53:19 2011 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,75 +0,0 @@ -#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; - } - } -}