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Fork of nRF24L01P_Hello_World by
Revision 2:653be5496b69, committed 2015-03-31
- Comitter:
- sksarm
- Date:
- Tue Mar 31 01:38:31 2015 +0000
- Parent:
- 1:5be2682710c6
- Commit message:
- initial step
Changed in this revision
--- a/main.cpp Wed Jan 19 23:53:19 2011 +0000 +++ b/main.cpp Tue Mar 31 01:38:31 2015 +0000 @@ -8,6 +8,8 @@ DigitalOut myled1(LED1); DigitalOut myled2(LED2); +Timer t; + int main() { // The nRF24L01+ supports transfers from 1 to 32 bytes, but Sparkfun's @@ -18,6 +20,8 @@ char txData[TRANSFER_SIZE], rxData[TRANSFER_SIZE]; int txDataCnt = 0; int rxDataCnt = 0; + int tmpDataCnt = 0; + char tmpData[TRANSFER_SIZE+1]; my_nrf24l01p.powerUp(); @@ -46,9 +50,11 @@ // If the transmit buffer is full if ( txDataCnt >= sizeof( txData ) ) { + t.start(); + // Send the transmitbuffer via the nRF24L01+ my_nrf24l01p.write( NRF24L01P_PIPE_P0, txData, txDataCnt ); - + txDataCnt = 0; } @@ -58,14 +64,38 @@ // 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] ); + tmpData[tmpDataCnt++] = rxData[i]; + } + + if ( tmpDataCnt >= TRANSFER_SIZE ) { + tmpData[TRANSFER_SIZE] = '\0'; + //pc.printf( "Received data : %s \r\n", tmpData); + if (strcmp(tmpData, "ackn")) + { + tmpData[0] = 'a'; + tmpData[1] = 'c'; + tmpData[2] = 'k'; + tmpData[3] = 'n'; + //pc.printf( "Sending data : %s \r\n", "ackn"); + my_nrf24l01p.write( NRF24L01P_PIPE_P0, tmpData, tmpDataCnt ); + } + else + { + t.stop(); + pc.printf("\r\nThe time taken was %f seconds \r\n", t.read()); + t.reset(); + } + + + tmpDataCnt = 0; } // Toggle LED2 (to help debug nRF24L01+ -> Host communication)
--- a/mbed.bld Wed Jan 19 23:53:19 2011 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,1 +0,0 @@ -http://mbed.org/users/mbed_official/code/mbed/builds/e2ac27c8e93e
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.lib Tue Mar 31 01:38:31 2015 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/#9ad691361fac