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手柄测试
Fork of nRF24L01P_Hello_World by
Diff: main.cpp
- Revision:
- 5:458f974bb580
- Parent:
- 3:61afd8d17063
diff -r 61afd8d17063 -r 458f974bb580 main.cpp --- a/main.cpp Wed Oct 11 06:29:40 2017 +0000 +++ b/main.cpp Thu Oct 26 08:48:54 2017 +0000 @@ -6,22 +6,11 @@ // mosi, miso, sck, csn, ce, irq nRF24L01P my_nrf24l01p(D4, D5, D3, D7, D8, D6); -DigitalOut myled1(LED1); -DigitalOut myled2(LED2); - -int main() { - - pc.printf("init\r\n"); +// The nRF24L01+ supports transfers from 1 to 32 bytes +#define TRANSFER_SIZE 1 -// 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; - +void initNrf24L01() +{ my_nrf24l01p.powerUp(); // Display the (default) setup of the nRF24L01+ chip @@ -37,42 +26,21 @@ my_nrf24l01p.setReceiveMode(); my_nrf24l01p.enable(); - +} +int main() { + char data[TRANSFER_SIZE]; + initNrf24L01(); 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; + my_nrf24l01p.read( NRF24L01P_PIPE_P0, data, TRANSFER_SIZE); + pc.putc(data[0]); + } + if ( pc.readable() ) { + data[0] = pc.getc(); + // Send the transmitbuffer via the nRF24L01+ + my_nrf24l01p.write( NRF24L01P_PIPE_P0, data, TRANSFER_SIZE ); } } }