Tempsensor / Mbed 2 deprecated testuC

Important changes to repositories hosted on mbed.com

Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.

To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.

It is also possible to export all your personal repositories from the account settings page.

Dependencies:   mbed nRF24L01P

Fork of testuC by scooter

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?

UserRevisionLine numberNew 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 }