Wireless / Mbed 2 deprecated nRF24L01P_Hello_World

Test program for the Nordic Semi nRF24L01 Transceiver Module (http://www.sparkfun.com/products/691), talking to another module connected to SparkFun\'s Nordic Serial Interface Board (http://www.sparkfun.com/products/9019).

Dependencies:   mbed nRF24L01P

main.cpp@11:004792c2729a, 2018-12-19 (annotated)

Committer:
ViriJay
Date:
Wed Dec 19 13:03:34 2018 +0000
Revision:
11:004792c2729a
Parent:
10:10b4e41b67a7
Child:
12:a0b2288a6925
fACKing coole update

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
jeroenkoster 2:766f2f117453 6 nRF24L01P my_nrf24l01p(D11, D12, D13, D8, D9, D7);
jeroenkoster 8:fd4596275224 7
jeroenkoster 8:fd4596275224 8 bool receiver = false;
jeroenkoster 2:766f2f117453 9
jeroenkoster 6:c55f867da01d 10 #define TRANSFER_SIZE 2
Owen 0:a51a6e7da590 11
ViriJay 3:37c053b30ca0 12 void setDefaults() {
ViriJay 3:37c053b30ca0 13 my_nrf24l01p.setRfFrequency(DEFAULT_NRF24L01P_RF_FREQUENCY);
ViriJay 3:37c053b30ca0 14 my_nrf24l01p.setRfOutputPower(DEFAULT_NRF24L01P_TX_PWR);
ViriJay 3:37c053b30ca0 15 my_nrf24l01p.setAirDataRate(DEFAULT_NRF24L01P_DATARATE);
ViriJay 3:37c053b30ca0 16 }
ViriJay 3:37c053b30ca0 17
ViriJay 3:37c053b30ca0 18 void setFrequency(int frequency) {
ViriJay 3:37c053b30ca0 19 my_nrf24l01p.setRfFrequency(frequency);
jeroenkoster 2:766f2f117453 20 }
jeroenkoster 2:766f2f117453 21
ViriJay 3:37c053b30ca0 22 void setPower(int power) {
ViriJay 3:37c053b30ca0 23 my_nrf24l01p.setRfOutputPower(power);
ViriJay 3:37c053b30ca0 24 }
jeroenkoster 2:766f2f117453 25
ViriJay 3:37c053b30ca0 26 void setDataReet(int datareet) {
ViriJay 3:37c053b30ca0 27 my_nrf24l01p.setAirDataRate(datareet);
ViriJay 3:37c053b30ca0 28 }
ViriJay 3:37c053b30ca0 29
ViriJay 3:37c053b30ca0 30 void printSettings() {
ViriJay 3:37c053b30ca0 31 // Display the (default) setup of the nRF24L01+ chip
ViriJay 3:37c053b30ca0 32 pc.printf( "nRF24L01+ Frequency : %d MHz\r\n", my_nrf24l01p.getRfFrequency() );
ViriJay 3:37c053b30ca0 33 pc.printf( "nRF24L01+ Output power : %d dBm\r\n", my_nrf24l01p.getRfOutputPower() );
ViriJay 3:37c053b30ca0 34 pc.printf( "nRF24L01+ Data Rate : %d kbps\r\n", my_nrf24l01p.getAirDataRate() );
ViriJay 3:37c053b30ca0 35 pc.printf( "nRF24L01+ TX Address : 0x%010llX\r\n", my_nrf24l01p.getTxAddress() );
ViriJay 3:37c053b30ca0 36 pc.printf( "nRF24L01+ RX Address : 0x%010llX\r\n", my_nrf24l01p.getRxAddress() );
jeroenkoster 6:c55f867da01d 37 pc.printf( "(transfers are grouped into %d characters)\r\n", TRANSFER_SIZE );
jeroenkoster 6:c55f867da01d 38 }
jeroenkoster 6:c55f867da01d 39
ViriJay 11:004792c2729a 40 void quitTest() {
ViriJay 11:004792c2729a 41
ViriJay 11:004792c2729a 42 char txData[TRANSFER_SIZE], rxData[TRANSFER_SIZE];
ViriJay 11:004792c2729a 43 int rxDataCnt = 0;
ViriJay 11:004792c2729a 44 txData[0] = 'q';
ViriJay 11:004792c2729a 45 txData[1] = 'q';
ViriJay 11:004792c2729a 46
ViriJay 11:004792c2729a 47 bool acked = false;
ViriJay 11:004792c2729a 48
ViriJay 11:004792c2729a 49 while (!acked) {
ViriJay 11:004792c2729a 50 my_nrf24l01p.write( NRF24L01P_PIPE_P0, txData, 2 );
ViriJay 11:004792c2729a 51 if ( my_nrf24l01p.readable() ) {
ViriJay 11:004792c2729a 52 rxDataCnt = my_nrf24l01p.read( NRF24L01P_PIPE_P0, rxData, sizeof( rxData ) );
ViriJay 11:004792c2729a 53 for (int i = 0; i < rxDataCnt; i++) {
ViriJay 11:004792c2729a 54 char c = rxData[i];
ViriJay 11:004792c2729a 55 if (c == 'q') {
ViriJay 11:004792c2729a 56 acked = true;
ViriJay 11:004792c2729a 57 }
ViriJay 11:004792c2729a 58 }
ViriJay 11:004792c2729a 59 }
ViriJay 11:004792c2729a 60 wait(0.1);
ViriJay 11:004792c2729a 61 }
ViriJay 11:004792c2729a 62 }
ViriJay 11:004792c2729a 63
jeroenkoster 6:c55f867da01d 64 void senderTest(int frequency, int outputPower, int dataRate, bool art) {
jeroenkoster 6:c55f867da01d 65 my_nrf24l01p.setRfFrequency(frequency);
jeroenkoster 6:c55f867da01d 66 my_nrf24l01p.setRfOutputPower(outputPower);
jeroenkoster 7:8099b996329b 67 my_nrf24l01p.setAirDataRate(dataRate);
jeroenkoster 6:c55f867da01d 68
jeroenkoster 7:8099b996329b 69 char txData[TRANSFER_SIZE];
jeroenkoster 6:c55f867da01d 70 int txDataCnt = 0;
jeroenkoster 6:c55f867da01d 71
jeroenkoster 8:fd4596275224 72 pc.printf("--- SETTINGS: ---\n\r");
jeroenkoster 6:c55f867da01d 73 printSettings();
jeroenkoster 8:fd4596275224 74 pc.printf("-----------------\n\r");
jeroenkoster 6:c55f867da01d 75
jeroenkoster 6:c55f867da01d 76 for (int i = 0; i < 1000; i++) {
jeroenkoster 10:10b4e41b67a7 77 char c = i % 100;
ViriJay 11:004792c2729a 78 txData[txDataCnt++] = c;
jeroenkoster 6:c55f867da01d 79 if (txDataCnt >= sizeof(txData)) {
jeroenkoster 10:10b4e41b67a7 80 // pc.printf("Printing txData: %d %d", txData[0], txData[1]);
jeroenkoster 6:c55f867da01d 81 // Send the transmitbuffer via the nRF24L01+
jeroenkoster 6:c55f867da01d 82 my_nrf24l01p.write( NRF24L01P_PIPE_P0, txData, txDataCnt );
jeroenkoster 6:c55f867da01d 83 txDataCnt = 0;
jeroenkoster 6:c55f867da01d 84 }
jeroenkoster 6:c55f867da01d 85 }
ViriJay 11:004792c2729a 86
ViriJay 11:004792c2729a 87 quitTest();
ViriJay 11:004792c2729a 88
jeroenkoster 8:fd4596275224 89 pc.printf("Finished run!\n\r\n\r");
jeroenkoster 6:c55f867da01d 90 }
jeroenkoster 6:c55f867da01d 91
Owen 0:a51a6e7da590 92 int main() {
Owen 0:a51a6e7da590 93
Owen 0:a51a6e7da590 94 // The nRF24L01+ supports transfers from 1 to 32 bytes, but Sparkfun's
Owen 0:a51a6e7da590 95 // "Nordic Serial Interface Board" (http://www.sparkfun.com/products/9019)
Owen 0:a51a6e7da590 96 // only handles 4 byte transfers in the ATMega code.
ViriJay 4:7fa578849b23 97
ViriJay 11:004792c2729a 98 char rxData[TRANSFER_SIZE];
ViriJay 11:004792c2729a 99
ViriJay 11:004792c2729a 100 my_nrf24l01p.setRfFrequency(2400);
ViriJay 11:004792c2729a 101
ViriJay 11:004792c2729a 102 printSettings();
ViriJay 11:004792c2729a 103
Owen 0:a51a6e7da590 104 my_nrf24l01p.powerUp();
ViriJay 3:37c053b30ca0 105
jeroenkoster 6:c55f867da01d 106 // my_nrf24l01p.enableAutoAcknowledge(NRF24L01P_PIPE_P0);
jeroenkoster 6:c55f867da01d 107 // my_nrf24l01p.enableAutoRetransmit(100000, 10);
Owen 0:a51a6e7da590 108 my_nrf24l01p.setTransferSize( TRANSFER_SIZE );
Owen 0:a51a6e7da590 109
Owen 0:a51a6e7da590 110 my_nrf24l01p.setReceiveMode();
Owen 0:a51a6e7da590 111 my_nrf24l01p.enable();
jeroenkoster 6:c55f867da01d 112
jeroenkoster 6:c55f867da01d 113 int data[1000];
jeroenkoster 6:c55f867da01d 114 if (receiver) {
jeroenkoster 6:c55f867da01d 115 int rxPacketCnt = 0;
jeroenkoster 6:c55f867da01d 116 int rxDataCnt = 0;
jeroenkoster 6:c55f867da01d 117 bool reading = true;
jeroenkoster 6:c55f867da01d 118 pc.printf(">> Receiving Modus << \n\r");
jeroenkoster 6:c55f867da01d 119 while (reading) {
jeroenkoster 6:c55f867da01d 120 if ( my_nrf24l01p.readable() ) {
ViriJay 11:004792c2729a 121 pc.printf("Readable\n\r");
jeroenkoster 6:c55f867da01d 122 rxDataCnt = my_nrf24l01p.read( NRF24L01P_PIPE_P0, rxData, sizeof( rxData ) );
jeroenkoster 6:c55f867da01d 123 for (int i = 0; i < rxDataCnt; i++) {
ViriJay 11:004792c2729a 124 char c = rxData[i];
ViriJay 11:004792c2729a 125 if (c == 'q') {
ViriJay 11:004792c2729a 126 if (rxPacketCnt != 0) {
ViriJay 11:004792c2729a 127 char txData[TRANSFER_SIZE];
ViriJay 11:004792c2729a 128 txData[0] = 'q';
ViriJay 11:004792c2729a 129 txData[1] = 'q';
jeroenkoster 6:c55f867da01d 130 pc.printf("\n\r-----------\n\r");
jeroenkoster 6:c55f867da01d 131 pc.printf("DONE!: length = %d \r\n", rxPacketCnt);
jeroenkoster 6:c55f867da01d 132 pc.printf("-----------\n\r");
ViriJay 11:004792c2729a 133 rxPacketCnt = 0;
ViriJay 11:004792c2729a 134
ViriJay 11:004792c2729a 135 my_nrf24l01p.write( NRF24L01P_PIPE_P0, txData, 2);
jeroenkoster 6:c55f867da01d 136 }
jeroenkoster 6:c55f867da01d 137 } else {
ViriJay 11:004792c2729a 138 data[rxPacketCnt++] = c;
jeroenkoster 6:c55f867da01d 139 }
jeroenkoster 6:c55f867da01d 140 }
jeroenkoster 6:c55f867da01d 141 rxDataCnt = 0;
ViriJay 3:37c053b30ca0 142 }
jeroenkoster 6:c55f867da01d 143 }
jeroenkoster 6:c55f867da01d 144 }
jeroenkoster 6:c55f867da01d 145 else { // Transmit mode
jeroenkoster 6:c55f867da01d 146 pc.printf(">> Sending Modus << \n\r");
jeroenkoster 6:c55f867da01d 147 // Frequency test
jeroenkoster 8:fd4596275224 148 pc.printf("FREQUENCY TEST \n\r");
jeroenkoster 10:10b4e41b67a7 149 senderTest(2400, NRF24L01P_TX_PWR_ZERO_DB, NRF24L01P_DATARATE_1_MBPS, false);
jeroenkoster 7:8099b996329b 150 // senderTest(2463, NRF24L01P_TX_PWR_ZERO_DB, NRF24L01P_DATARATE_2_MBPS, false);
jeroenkoster 7:8099b996329b 151 // senderTest(2525, NRF24L01P_TX_PWR_ZERO_DB, NRF24L01P_DATARATE_2_MBPS, false);
jeroenkoster 7:8099b996329b 152 // // Power (dBm) test
jeroenkoster 7:8099b996329b 153 // pc.printf("OUTPUT POWER TEST");
jeroenkoster 7:8099b996329b 154 // senderTest(2400, NRF24L01P_TX_PWR_ZERO_DB, NRF24L01P_DATARATE_2_MBPS, false);
jeroenkoster 7:8099b996329b 155 // senderTest(2400, NRF24L01P_TX_PWR_MINUS_6_DB, NRF24L01P_DATARATE_2_MBPS, false);
jeroenkoster 7:8099b996329b 156 // senderTest(2400, NRF24L01P_TX_PWR_MINUS_12_DB, NRF24L01P_DATARATE_2_MBPS, false);
jeroenkoster 7:8099b996329b 157 // senderTest(2400, NRF24L01P_TX_PWR_MINUS_18_DB, NRF24L01P_DATARATE_2_MBPS, false);
jeroenkoster 7:8099b996329b 158 // // Data rate test
jeroenkoster 7:8099b996329b 159 // pc.printf("DATARATE TEST");
jeroenkoster 7:8099b996329b 160 // senderTest(2400, NRF24L01P_TX_PWR_ZERO_DB, NRF24L01P_DATARATE_250_KBPS, false);
jeroenkoster 7:8099b996329b 161 // senderTest(2400, NRF24L01P_TX_PWR_ZERO_DB, NRF24L01P_DATARATE_1_MBPS, false);
jeroenkoster 7:8099b996329b 162 // senderTest(2400, NRF24L01P_TX_PWR_ZERO_DB, NRF24L01P_DATARATE_2_MBPS, false);
Owen 0:a51a6e7da590 163 }
ViriJay 3:37c053b30ca0 164 }