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fertiges programm
Fork of nRF24L01P_Hello_World by
main.cpp@2:0b023bf05e0d, 2016-01-05 (annotated)
- Committer:
- thorb3n
- Date:
- Tue Jan 05 15:12:38 2016 +0000
- Revision:
- 2:0b023bf05e0d
- Parent:
- 1:5be2682710c6
FERTIG;
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
Owen | 0:a51a6e7da590 | 1 | #include "mbed.h" |
Owen | 0:a51a6e7da590 | 2 | #include "nRF24L01P.h" |
thorb3n | 2:0b023bf05e0d | 3 | #define IWDG_START 0x0000CCCC |
thorb3n | 2:0b023bf05e0d | 4 | #define IWDG_WRITE_ACCESS 0x00005555 |
thorb3n | 2:0b023bf05e0d | 5 | #define IWDG_PR_PR_0 7 |
thorb3n | 2:0b023bf05e0d | 6 | #define IWDG_RELOAD 512*100 |
thorb3n | 2:0b023bf05e0d | 7 | #define IWDG_REFRESH 0xAAAA |
Owen | 0:a51a6e7da590 | 8 | Serial pc(USBTX, USBRX); // tx, rx |
Owen | 0:a51a6e7da590 | 9 | |
thorb3n | 2:0b023bf05e0d | 10 | nRF24L01P my_nrf24l01p(D4,D5,D3,D10,D8,D9); // mosi, miso, sck, csn, ce, irq |
thorb3n | 2:0b023bf05e0d | 11 | |
Owen | 0:a51a6e7da590 | 12 | |
thorb3n | 2:0b023bf05e0d | 13 | int main() |
thorb3n | 2:0b023bf05e0d | 14 | { |
thorb3n | 2:0b023bf05e0d | 15 | // |
thorb3n | 2:0b023bf05e0d | 16 | // pLATHALTER FÜR ANSHCALTEN ÜBER GPIO |
thorb3n | 2:0b023bf05e0d | 17 | // |
thorb3n | 2:0b023bf05e0d | 18 | |
Owen | 0:a51a6e7da590 | 19 | // The nRF24L01+ supports transfers from 1 to 32 bytes, but Sparkfun's |
Owen | 0:a51a6e7da590 | 20 | // "Nordic Serial Interface Board" (http://www.sparkfun.com/products/9019) |
Owen | 0:a51a6e7da590 | 21 | // only handles 4 byte transfers in the ATMega code. |
thorb3n | 2:0b023bf05e0d | 22 | #define TRANSFER_SIZE 2 |
Owen | 0:a51a6e7da590 | 23 | |
Owen | 0:a51a6e7da590 | 24 | char txData[TRANSFER_SIZE], rxData[TRANSFER_SIZE]; |
Owen | 0:a51a6e7da590 | 25 | int txDataCnt = 0; |
Owen | 0:a51a6e7da590 | 26 | int rxDataCnt = 0; |
Owen | 0:a51a6e7da590 | 27 | |
Owen | 0:a51a6e7da590 | 28 | my_nrf24l01p.powerUp(); |
thorb3n | 2:0b023bf05e0d | 29 | my_nrf24l01p.setAirDataRate(250); |
thorb3n | 2:0b023bf05e0d | 30 | my_nrf24l01p.setTxAddress(0xE7E7E7E7E1,5); |
thorb3n | 2:0b023bf05e0d | 31 | my_nrf24l01p.setRxAddress(0xE7E7E7E7E7,5,0); |
Owen | 0:a51a6e7da590 | 32 | // Display the (default) setup of the nRF24L01+ chip |
Owen | 0:a51a6e7da590 | 33 | pc.printf( "nRF24L01+ Frequency : %d MHz\r\n", my_nrf24l01p.getRfFrequency() ); |
Owen | 0:a51a6e7da590 | 34 | pc.printf( "nRF24L01+ Output power : %d dBm\r\n", my_nrf24l01p.getRfOutputPower() ); |
Owen | 0:a51a6e7da590 | 35 | pc.printf( "nRF24L01+ Data Rate : %d kbps\r\n", my_nrf24l01p.getAirDataRate() ); |
Owen | 0:a51a6e7da590 | 36 | pc.printf( "nRF24L01+ TX Address : 0x%010llX\r\n", my_nrf24l01p.getTxAddress() ); |
Owen | 0:a51a6e7da590 | 37 | pc.printf( "nRF24L01+ RX Address : 0x%010llX\r\n", my_nrf24l01p.getRxAddress() ); |
Owen | 0:a51a6e7da590 | 38 | |
Owen | 0:a51a6e7da590 | 39 | pc.printf( "Type keys to test transfers:\r\n (transfers are grouped into %d characters)\r\n", TRANSFER_SIZE ); |
Owen | 0:a51a6e7da590 | 40 | |
Owen | 0:a51a6e7da590 | 41 | my_nrf24l01p.setTransferSize( TRANSFER_SIZE ); |
Owen | 0:a51a6e7da590 | 42 | |
thorb3n | 2:0b023bf05e0d | 43 | my_nrf24l01p.setTransmitMode(); |
Owen | 0:a51a6e7da590 | 44 | my_nrf24l01p.enable(); |
thorb3n | 2:0b023bf05e0d | 45 | txData[1] = 2; |
thorb3n | 2:0b023bf05e0d | 46 | txData[0] = 23; |
thorb3n | 2:0b023bf05e0d | 47 | txDataCnt =1; |
thorb3n | 2:0b023bf05e0d | 48 | IWDG->KR=IWDG_START; |
thorb3n | 2:0b023bf05e0d | 49 | IWDG->KR=IWDG_WRITE_ACCESS; |
thorb3n | 2:0b023bf05e0d | 50 | IWDG->PR=IWDG_PR_PR_0; |
thorb3n | 2:0b023bf05e0d | 51 | IWDG->RLR=IWDG_RELOAD; |
thorb3n | 2:0b023bf05e0d | 52 | while(IWDG->SR) { |
thorb3n | 2:0b023bf05e0d | 53 | wait(0.1); |
thorb3n | 2:0b023bf05e0d | 54 | } |
thorb3n | 2:0b023bf05e0d | 55 | my_nrf24l01p.write( NRF24L01P_PIPE_P0, txData, txDataCnt ); |
thorb3n | 2:0b023bf05e0d | 56 | wait(1); |
thorb3n | 2:0b023bf05e0d | 57 | IWDG->KR=IWDG_REFRESH; /* (6) */ |
thorb3n | 2:0b023bf05e0d | 58 | pc.printf("go to sleep"); |
thorb3n | 2:0b023bf05e0d | 59 | deepsleep(); |
Owen | 0:a51a6e7da590 | 60 | while (1) { |
Owen | 0:a51a6e7da590 | 61 | |
thorb3n | 2:0b023bf05e0d | 62 | /* |
Owen | 0:a51a6e7da590 | 63 | // If we've received anything over the host serial link... |
Owen | 0:a51a6e7da590 | 64 | if ( pc.readable() ) { |
Owen | 0:a51a6e7da590 | 65 | |
Owen | 0:a51a6e7da590 | 66 | // ...add it to the transmit buffer |
Owen | 0:a51a6e7da590 | 67 | txData[txDataCnt++] = pc.getc(); |
Owen | 0:a51a6e7da590 | 68 | |
Owen | 0:a51a6e7da590 | 69 | // If the transmit buffer is full |
Owen | 0:a51a6e7da590 | 70 | if ( txDataCnt >= sizeof( txData ) ) { |
Owen | 0:a51a6e7da590 | 71 | |
Owen | 0:a51a6e7da590 | 72 | // Send the transmitbuffer via the nRF24L01+ |
Owen | 0:a51a6e7da590 | 73 | my_nrf24l01p.write( NRF24L01P_PIPE_P0, txData, txDataCnt ); |
Owen | 0:a51a6e7da590 | 74 | |
Owen | 0:a51a6e7da590 | 75 | txDataCnt = 0; |
Owen | 0:a51a6e7da590 | 76 | } |
Owen | 0:a51a6e7da590 | 77 | |
Owen | 0:a51a6e7da590 | 78 | // Toggle LED1 (to help debug Host -> nRF24L01+ communication) |
thorb3n | 2:0b023bf05e0d | 79 | // myled1 = !myled1; |
Owen | 0:a51a6e7da590 | 80 | } |
Owen | 0:a51a6e7da590 | 81 | |
Owen | 0:a51a6e7da590 | 82 | // If we've received anything in the nRF24L01+... |
Owen | 0:a51a6e7da590 | 83 | if ( my_nrf24l01p.readable() ) { |
Owen | 0:a51a6e7da590 | 84 | |
Owen | 0:a51a6e7da590 | 85 | // ...read the data into the receive buffer |
Owen | 0:a51a6e7da590 | 86 | rxDataCnt = my_nrf24l01p.read( NRF24L01P_PIPE_P0, rxData, sizeof( rxData ) ); |
Owen | 0:a51a6e7da590 | 87 | |
Owen | 0:a51a6e7da590 | 88 | // Display the receive buffer contents via the host serial link |
Owen | 0:a51a6e7da590 | 89 | for ( int i = 0; rxDataCnt > 0; rxDataCnt--, i++ ) { |
Owen | 0:a51a6e7da590 | 90 | |
Owen | 0:a51a6e7da590 | 91 | pc.putc( rxData[i] ); |
Owen | 0:a51a6e7da590 | 92 | } |
Owen | 0:a51a6e7da590 | 93 | |
Owen | 0:a51a6e7da590 | 94 | // Toggle LED2 (to help debug nRF24L01+ -> Host communication) |
thorb3n | 2:0b023bf05e0d | 95 | //myled2 = !myled2; |
Owen | 0:a51a6e7da590 | 96 | } |
thorb3n | 2:0b023bf05e0d | 97 | */ |
Owen | 0:a51a6e7da590 | 98 | } |
Owen | 0:a51a6e7da590 | 99 | } |