Michiel Van Endert / Mbed 2 deprecated nRF24L01P_Project

Project wireless

Dependencies:   mbed nRF24L01P

Fork of nRF24L01P_Project by Nino Der Kinderen

main.cpp@3:1f92895432d2, 2015-05-13 (annotated)

Committer:
mvanendert
Date:
Wed May 13 07:22:11 2015 +0000
Revision:
3:1f92895432d2
Parent:
2:178e089b3ce9
Child:
4:25a500ef61fc
Project Wireless ;

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"
Owen 0:a51a6e7da590 3
Owen 0:a51a6e7da590 4 Serial pc(USBTX, USBRX); // tx, rx
Owen 0:a51a6e7da590 5
Owen 0:a51a6e7da590 6 nRF24L01P my_nrf24l01p(p5, p6, p7, p8, p9, p10); // mosi, miso, sck, csn, ce, irq
Owen 0:a51a6e7da590 7
Owen 0:a51a6e7da590 8 DigitalOut myled1(LED1);
Owen 0:a51a6e7da590 9 DigitalOut myled2(LED2);
mvanendert 3:1f92895432d2 10 AnalogIn LM35(p15);
mvanendert 3:1f92895432d2 11 AnalogIn LDR(p16);
mvanendert 3:1f92895432d2 12
mvanendert 3:1f92895432d2 13 #define TRANSFER_SIZE 32
mvanendert 3:1f92895432d2 14
mvanendert 3:1f92895432d2 15 char txData[TRANSFER_SIZE], rxData[TRANSFER_SIZE];
mvanendert 3:1f92895432d2 16
mvanendert 3:1f92895432d2 17 int txDataCnt = 0;
mvanendert 3:1f92895432d2 18 int rxDataCnt = 0;
mvanendert 3:1f92895432d2 19
mvanendert 3:1f92895432d2 20 float AvgTemp = 0;
mvanendert 3:1f92895432d2 21 float AvgLight = 0;
mvanendert 3:1f92895432d2 22 float TemperatureC = 0;
mvanendert 3:1f92895432d2 23 float TemperatureF = 0;
mvanendert 3:1f92895432d2 24 float a[10];
mvanendert 3:1f92895432d2 25
mvanendert 3:1f92895432d2 26 int i = 0;
mvanendert 3:1f92895432d2 27
Owen 0:a51a6e7da590 28
Owen 0:a51a6e7da590 29 int main() {
Owen 0:a51a6e7da590 30
Owen 0:a51a6e7da590 31 // The nRF24L01+ supports transfers from 1 to 32 bytes, but Sparkfun's
mvanendert 3:1f92895432d2 32 // "Nordic Serial Interface Board" (http://www.sparkfun.com/products/9019)
mvanendert 3:1f92895432d2 33 // Only handles 4 byte transfers in the ATMega code.
Owen 0:a51a6e7da590 34
mvanendert 3:1f92895432d2 35 /*
Owen 0:a51a6e7da590 36 my_nrf24l01p.powerUp();
ninoderkinderen 2:178e089b3ce9 37
ninoderkinderen 2:178e089b3ce9 38 //my_nrf24l01p.setRxAddress(0xE7E7E7E7E7,5);
ninoderkinderen 2:178e089b3ce9 39 my_nrf24l01p.setRfFrequency(2450);
mvanendert 3:1f92895432d2 40 my_nrf24l01p.setRfOutputPower(0);
mvanendert 3:1f92895432d2 41
Owen 0:a51a6e7da590 42
mvanendert 3:1f92895432d2 43 //my_nrf24l01p.enableAutoRetransmit(1000, 5); //enableAutoRetransmit ( int delay, int count);
mvanendert 3:1f92895432d2 44 // delay the delay between restransmits, in uS (250uS..4000uS)
mvanendert 3:1f92895432d2 45 // count number of retransmits before generating an error (1..15)
mvanendert 3:1f92895432d2 46
mvanendert 3:1f92895432d2 47 //Enable autoAcknowledge
mvanendert 3:1f92895432d2 48 my_nrf24l01p.enableAutoAcknowledge(0);
mvanendert 3:1f92895432d2 49 my_nrf24l01p.enableAutoAcknowledge(1);
mvanendert 3:1f92895432d2 50 my_nrf24l01p.enableAutoAcknowledge(2);
mvanendert 3:1f92895432d2 51 my_nrf24l01p.enableAutoAcknowledge(3);
mvanendert 3:1f92895432d2 52 my_nrf24l01p.enableAutoAcknowledge(4);
mvanendert 3:1f92895432d2 53 my_nrf24l01p.enableAutoAcknowledge(5);
mvanendert 3:1f92895432d2 54
Owen 0:a51a6e7da590 55 // Display the (default) setup of the nRF24L01+ chip
mvanendert 3:1f92895432d2 56 pc.printf( "nRF24L01+ Frequency : %d MHz\r\n", my_nrf24l01p.getRfFrequency() );
Owen 0:a51a6e7da590 57 pc.printf( "nRF24L01+ Output power : %d dBm\r\n", my_nrf24l01p.getRfOutputPower() );
mvanendert 3:1f92895432d2 58 pc.printf( "nRF24L01+ Data Rate : %d kbps\r\n", my_nrf24l01p.getAirDataRate() );
mvanendert 3:1f92895432d2 59 pc.printf( "nRF24L01+ TX Address : 0x%010llX\r\n", my_nrf24l01p.getTxAddress() );
mvanendert 3:1f92895432d2 60 pc.printf( "nRF24L01+ RX Address : 0x%010llX\r\n", my_nrf24l01p.getRxAddress(0) );
Owen 0:a51a6e7da590 61
Owen 0:a51a6e7da590 62 pc.printf( "Type keys to test transfers:\r\n (transfers are grouped into %d characters)\r\n", TRANSFER_SIZE );
Owen 0:a51a6e7da590 63
Owen 0:a51a6e7da590 64 my_nrf24l01p.setTransferSize( TRANSFER_SIZE );
Owen 0:a51a6e7da590 65
mvanendert 3:1f92895432d2 66
mvanendert 3:1f92895432d2 67 //Put device in transmitmode
mvanendert 3:1f92895432d2 68 my_nrf24l01p.setTransmitMode();
mvanendert 3:1f92895432d2 69
Owen 0:a51a6e7da590 70 my_nrf24l01p.enable();
mvanendert 3:1f92895432d2 71 */
mvanendert 3:1f92895432d2 72 void ReadAvgTemp(void);
mvanendert 3:1f92895432d2 73 void ReadAvgLight(void);
Owen 0:a51a6e7da590 74
Owen 0:a51a6e7da590 75 while (1) {
Owen 0:a51a6e7da590 76
mvanendert 3:1f92895432d2 77 ReadAvgTemp();
mvanendert 3:1f92895432d2 78 ReadAvgLight();
mvanendert 3:1f92895432d2 79 TemperatureC = (AvgTemp * 3.685503686 * 100);
mvanendert 3:1f92895432d2 80 TemperatureF = (9.0 * TemperatureC) / 5.0 + 32.0;
mvanendert 3:1f92895432d2 81 pc.printf(" Temperature ");
mvanendert 3:1f92895432d2 82 pc.printf("%.2f C %.2f F",AvgTemp, AvgTemp);
mvanendert 3:1f92895432d2 83 pc.printf(" Lichtintensiteit ");
mvanendert 3:1f92895432d2 84 pc.printf("%.2f ", AvgLight);
mvanendert 3:1f92895432d2 85
mvanendert 3:1f92895432d2 86
mvanendert 3:1f92895432d2 87
mvanendert 3:1f92895432d2 88
mvanendert 3:1f92895432d2 89 wait(1);
mvanendert 3:1f92895432d2 90 /*
Owen 0:a51a6e7da590 91 // If we've received anything over the host serial link...
Owen 0:a51a6e7da590 92 if ( pc.readable() ) {
Owen 0:a51a6e7da590 93
Owen 0:a51a6e7da590 94 // ...add it to the transmit buffer
Owen 0:a51a6e7da590 95 txData[txDataCnt++] = pc.getc();
ninoderkinderen 2:178e089b3ce9 96
ninoderkinderen 2:178e089b3ce9 97 //pc.printf("lengte txData: %d \n\r", sizeof(txData));
ninoderkinderen 2:178e089b3ce9 98 //pc.printf("txData count: %d \n\r", txDataCnt);
Owen 0:a51a6e7da590 99
Owen 0:a51a6e7da590 100 // If the transmit buffer is full
ninoderkinderen 2:178e089b3ce9 101 if ( txDataCnt >= sizeof(txData) ) {
ninoderkinderen 2:178e089b3ce9 102 //pc.printf("eerste if \n\r");
Owen 0:a51a6e7da590 103 // Send the transmitbuffer via the nRF24L01+
Owen 0:a51a6e7da590 104 my_nrf24l01p.write( NRF24L01P_PIPE_P0, txData, txDataCnt );
Owen 0:a51a6e7da590 105
Owen 0:a51a6e7da590 106 txDataCnt = 0;
Owen 0:a51a6e7da590 107 }
Owen 0:a51a6e7da590 108
Owen 0:a51a6e7da590 109 // Toggle LED1 (to help debug Host -> nRF24L01+ communication)
Owen 0:a51a6e7da590 110 myled1 = !myled1;
Owen 0:a51a6e7da590 111 }
Owen 0:a51a6e7da590 112
Owen 0:a51a6e7da590 113 // If we've received anything in the nRF24L01+...
ninoderkinderen 2:178e089b3ce9 114 if ( my_nrf24l01p.readable(NRF24L01P_PIPE_P0) ) {
ninoderkinderen 2:178e089b3ce9 115 //pc.printf("tweede if \n\r");
Owen 0:a51a6e7da590 116 // ...read the data into the receive buffer
Owen 0:a51a6e7da590 117 rxDataCnt = my_nrf24l01p.read( NRF24L01P_PIPE_P0, rxData, sizeof( rxData ) );
Owen 0:a51a6e7da590 118
Owen 0:a51a6e7da590 119 // Display the receive buffer contents via the host serial link
Owen 0:a51a6e7da590 120 for ( int i = 0; rxDataCnt > 0; rxDataCnt--, i++ ) {
Owen 0:a51a6e7da590 121
Owen 0:a51a6e7da590 122 pc.putc( rxData[i] );
Owen 0:a51a6e7da590 123 }
Owen 0:a51a6e7da590 124
Owen 0:a51a6e7da590 125 // Toggle LED2 (to help debug nRF24L01+ -> Host communication)
Owen 0:a51a6e7da590 126 myled2 = !myled2;
mvanendert 3:1f92895432d2 127 }*/
Owen 0:a51a6e7da590 128 }
Owen 0:a51a6e7da590 129 }
mvanendert 3:1f92895432d2 130
mvanendert 3:1f92895432d2 131
mvanendert 3:1f92895432d2 132
mvanendert 3:1f92895432d2 133
mvanendert 3:1f92895432d2 134
mvanendert 3:1f92895432d2 135 void ReadAvgTemp()
mvanendert 3:1f92895432d2 136 {
mvanendert 3:1f92895432d2 137 for(i=0; i<10; i++)
mvanendert 3:1f92895432d2 138 {
mvanendert 3:1f92895432d2 139 a[i] = LM35.read();
mvanendert 3:1f92895432d2 140 wait(.02);
mvanendert 3:1f92895432d2 141 }
mvanendert 3:1f92895432d2 142
mvanendert 3:1f92895432d2 143 for(i=0; i<10; i++)
mvanendert 3:1f92895432d2 144 {
mvanendert 3:1f92895432d2 145 AvgTemp = AvgTemp+(a[i]/10);
mvanendert 3:1f92895432d2 146 }
mvanendert 3:1f92895432d2 147 }
mvanendert 3:1f92895432d2 148
mvanendert 3:1f92895432d2 149 void ReadAvgLight()
mvanendert 3:1f92895432d2 150 {
mvanendert 3:1f92895432d2 151 for(i=0;i<10;i++)
mvanendert 3:1f92895432d2 152 {
mvanendert 3:1f92895432d2 153 a[i] = LDR.read();
mvanendert 3:1f92895432d2 154 wait(.02);
mvanendert 3:1f92895432d2 155 }
mvanendert 3:1f92895432d2 156
mvanendert 3:1f92895432d2 157 for(i=0;i<10;i++)
mvanendert 3:1f92895432d2 158 {
mvanendert 3:1f92895432d2 159 AvgLight = AvgLight+(a[i]/10);
mvanendert 3:1f92895432d2 160 }
mvanendert 3:1f92895432d2 161 }
mvanendert 3:1f92895432d2 162
mvanendert 3:1f92895432d2 163
mvanendert 3:1f92895432d2 164
mvanendert 3:1f92895432d2 165
mvanendert 3:1f92895432d2 166
mvanendert 3:1f92895432d2 167 /*
mvanendert 3:1f92895432d2 168 void SetAdresses ()
mvanendert 3:1f92895432d2 169 {
mvanendert 3:1f92895432d2 170 //Note that Pipes 0 & 1 have 3, 4 or 5 byte addresses, while Pipes 2..5 only use the lowest byte (bits 7..0) of the address provided here,
mvanendert 3:1f92895432d2 171 //and use 2, 3 or 4 bytes from Pipe 1's address. The width parameter is ignored for Pipes 2..5.
mvanendert 3:1f92895432d2 172
mvanendert 3:1f92895432d2 173 my_nrf24l01p.setRxAddress(0xE7E7E7E7E7, 5, 0); //Set Device void setRxAddress ( unsigned long long address = DEFAULT_NRF24L01P_ADDRESS,
mvanendert 3:1f92895432d2 174 // int width = DEFAULT_NRF24L01P_ADDRESS_WIDTH,
mvanendert 3:1f92895432d2 175 // int pipe = NRF24L01P_PIPE_P0
mvanendert 3:1f92895432d2 176 // )
mvanendert 3:1f92895432d2 177 my_nrf24l01p.setRxAddress(0xB3B4B5B6F1, 10, 1); //Set Device void setRxAddress ( unsigned long long address = DEFAULT_NRF24L01P_ADDRESS,
mvanendert 3:1f92895432d2 178 // int width = DEFAULT_NRF24L01P_ADDRESS_WIDTH,
mvanendert 3:1f92895432d2 179 // int pipe = NRF24L01P_PIPE_P0
mvanendert 3:1f92895432d2 180 // )
mvanendert 3:1f92895432d2 181
mvanendert 3:1f92895432d2 182 my_nrf24l01p.setRxAddress(0xB3B4B5B6CD, 10, 2); //Set Device void setRxAddress ( unsigned long long address = DEFAULT_NRF24L01P_ADDRESS,
mvanendert 3:1f92895432d2 183 // int width = DEFAULT_NRF24L01P_ADDRESS_WIDTH,
mvanendert 3:1f92895432d2 184 // int pipe = NRF24L01P_PIPE_P0
mvanendert 3:1f92895432d2 185 // )
mvanendert 3:1f92895432d2 186
mvanendert 3:1f92895432d2 187 my_nrf24l01p.setRxAddress(0xB3B4B5B6A3, 10, 3); //Set Device void setRxAddress ( unsigned long long address = DEFAULT_NRF24L01P_ADDRESS,
mvanendert 3:1f92895432d2 188 // int width = DEFAULT_NRF24L01P_ADDRESS_WIDTH,
mvanendert 3:1f92895432d2 189 // int pipe = NRF24L01P_PIPE_P0
mvanendert 3:1f92895432d2 190 // )
mvanendert 3:1f92895432d2 191
mvanendert 3:1f92895432d2 192 my_nrf24l01p.setRxAddress(0xB3B4B5B60F, 10, 4); //Set Device void setRxAddress ( unsigned long long address = DEFAULT_NRF24L01P_ADDRESS,
mvanendert 3:1f92895432d2 193 // int width = DEFAULT_NRF24L01P_ADDRESS_WIDTH,
mvanendert 3:1f92895432d2 194 // int pipe = NRF24L01P_PIPE_P0
mvanendert 3:1f92895432d2 195 // )
mvanendert 3:1f92895432d2 196
mvanendert 3:1f92895432d2 197 my_nrf24l01p.setRxAddress(0xB3B4B5B605, 10, 5); //Set Device void setRxAddress ( unsigned long long address = DEFAULT_NRF24L01P_ADDRESS,
mvanendert 3:1f92895432d2 198 // int width = DEFAULT_NRF24L01P_ADDRESS_WIDTH,
mvanendert 3:1f92895432d2 199 // int pipe = NRF24L01P_PIPE_P0
mvanendert 3:1f92895432d2 200 // )
mvanendert 3:1f92895432d2 201
mvanendert 3:1f92895432d2 202
mvanendert 3:1f92895432d2 203
mvanendert 3:1f92895432d2 204 //Note that the address width is shared with the Receive pipes, so a change to that address width affect transmissions.
mvanendert 3:1f92895432d2 205
mvanendert 3:1f92895432d2 206 my_nrf24l01p.setTxAddress(0xE7E7E7E7E7,5); //void setTxAddress ( unsigned long long address = DEFAULT_NRF24L01P_ADDRESS,
mvanendert 3:1f92895432d2 207 // int width = DEFAULT_NRF24L01P_ADDRESS_WIDTH
mvanendert 3:1f92895432d2 208 // )
mvanendert 3:1f92895432d2 209 }
mvanendert 3:1f92895432d2 210 */