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@12:a0b2288a6925, 2019-01-11 (annotated)

Committer:
ViriJay
Date:
Fri Jan 11 10:57:48 2019 +0000
Revision:
12:a0b2288a6925
Parent:
11:004792c2729a
Child:
13:818bf30bf366
ART params

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
ViriJay 12:a0b2288a6925 64 void senderTest(int frequency, int outputPower, int dataRate, int delay, int count) {
jeroenkoster 6:c55f867da01d 65 my_nrf24l01p.setRfFrequency(frequency);
jeroenkoster 6:c55f867da01d 66 my_nrf24l01p.setRfOutputPower(outputPower);
jeroenkoster 7:8099b996329b 67 my_nrf24l01p.setAirDataRate(dataRate);
ViriJay 12:a0b2288a6925 68 my_nrf24l01p.enableAutoRetransmit(delay, count);
jeroenkoster 6:c55f867da01d 69
jeroenkoster 7:8099b996329b 70 char txData[TRANSFER_SIZE];
jeroenkoster 6:c55f867da01d 71 int txDataCnt = 0;
jeroenkoster 6:c55f867da01d 72
jeroenkoster 8:fd4596275224 73 pc.printf("--- SETTINGS: ---\n\r");
jeroenkoster 6:c55f867da01d 74 printSettings();
jeroenkoster 8:fd4596275224 75 pc.printf("-----------------\n\r");
jeroenkoster 6:c55f867da01d 76
jeroenkoster 6:c55f867da01d 77 for (int i = 0; i < 1000; i++) {
jeroenkoster 10:10b4e41b67a7 78 char c = i % 100;
ViriJay 11:004792c2729a 79 txData[txDataCnt++] = c;
jeroenkoster 6:c55f867da01d 80 if (txDataCnt >= sizeof(txData)) {
jeroenkoster 10:10b4e41b67a7 81 // pc.printf("Printing txData: %d %d", txData[0], txData[1]);
jeroenkoster 6:c55f867da01d 82 // Send the transmitbuffer via the nRF24L01+
jeroenkoster 6:c55f867da01d 83 my_nrf24l01p.write( NRF24L01P_PIPE_P0, txData, txDataCnt );
jeroenkoster 6:c55f867da01d 84 txDataCnt = 0;
jeroenkoster 6:c55f867da01d 85 }
jeroenkoster 6:c55f867da01d 86 }
ViriJay 11:004792c2729a 87
ViriJay 11:004792c2729a 88 quitTest();
ViriJay 11:004792c2729a 89
jeroenkoster 8:fd4596275224 90 pc.printf("Finished run!\n\r\n\r");
jeroenkoster 6:c55f867da01d 91 }
jeroenkoster 6:c55f867da01d 92
Owen 0:a51a6e7da590 93 int main() {
Owen 0:a51a6e7da590 94
Owen 0:a51a6e7da590 95 // The nRF24L01+ supports transfers from 1 to 32 bytes, but Sparkfun's
Owen 0:a51a6e7da590 96 // "Nordic Serial Interface Board" (http://www.sparkfun.com/products/9019)
Owen 0:a51a6e7da590 97 // only handles 4 byte transfers in the ATMega code.
ViriJay 4:7fa578849b23 98
ViriJay 11:004792c2729a 99 char rxData[TRANSFER_SIZE];
ViriJay 11:004792c2729a 100
ViriJay 11:004792c2729a 101 my_nrf24l01p.setRfFrequency(2400);
ViriJay 11:004792c2729a 102
ViriJay 11:004792c2729a 103 printSettings();
ViriJay 11:004792c2729a 104
Owen 0:a51a6e7da590 105 my_nrf24l01p.powerUp();
ViriJay 3:37c053b30ca0 106
jeroenkoster 6:c55f867da01d 107 // my_nrf24l01p.enableAutoAcknowledge(NRF24L01P_PIPE_P0);
jeroenkoster 6:c55f867da01d 108 // my_nrf24l01p.enableAutoRetransmit(100000, 10);
Owen 0:a51a6e7da590 109 my_nrf24l01p.setTransferSize( TRANSFER_SIZE );
Owen 0:a51a6e7da590 110
Owen 0:a51a6e7da590 111 my_nrf24l01p.setReceiveMode();
Owen 0:a51a6e7da590 112 my_nrf24l01p.enable();
jeroenkoster 6:c55f867da01d 113
jeroenkoster 6:c55f867da01d 114 int data[1000];
jeroenkoster 6:c55f867da01d 115 if (receiver) {
jeroenkoster 6:c55f867da01d 116 int rxPacketCnt = 0;
jeroenkoster 6:c55f867da01d 117 int rxDataCnt = 0;
jeroenkoster 6:c55f867da01d 118 bool reading = true;
jeroenkoster 6:c55f867da01d 119 pc.printf(">> Receiving Modus << \n\r");
jeroenkoster 6:c55f867da01d 120 while (reading) {
jeroenkoster 6:c55f867da01d 121 if ( my_nrf24l01p.readable() ) {
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
ViriJay 12:a0b2288a6925 148 //pc.printf("FREQUENCY TEST \n\r");
ViriJay 12:a0b2288a6925 149 //senderTest(2400, NRF24L01P_TX_PWR_ZERO_DB, NRF24L01P_DATARATE_1_MBPS, false);
ViriJay 12:a0b2288a6925 150 //senderTest(2463, NRF24L01P_TX_PWR_ZERO_DB, NRF24L01P_DATARATE_1_MBPS, false);
ViriJay 12:a0b2288a6925 151 //senderTest(2525, NRF24L01P_TX_PWR_ZERO_DB, NRF24L01P_DATARATE_1_MBPS, false);
jeroenkoster 7:8099b996329b 152 // // Power (dBm) test
ViriJay 12:a0b2288a6925 153 pc.printf("OUTPUT POWER TEST");
ViriJay 12:a0b2288a6925 154 senderTest(2402, NRF24L01P_TX_PWR_ZERO_DB, NRF24L01P_DATARATE_1_MBPS, 0, 0);
ViriJay 12:a0b2288a6925 155 // senderTest(2402, NRF24L01P_TX_PWR_MINUS_6_DB, NRF24L01P_DATARATE_1_MBPS, 0, 0);
ViriJay 12:a0b2288a6925 156 // senderTest(2402, NRF24L01P_TX_PWR_MINUS_12_DB, NRF24L01P_DATARATE_1_MBPS, 0 ,0);
ViriJay 12:a0b2288a6925 157 // senderTest(2402, NRF24L01P_TX_PWR_MINUS_18_DB, NRF24L01P_DATARATE_1_MBPS, 0, 0);
jeroenkoster 7:8099b996329b 158 // // Data rate test
jeroenkoster 7:8099b996329b 159 // pc.printf("DATARATE TEST");
ViriJay 12:a0b2288a6925 160 // senderTest(2402, NRF24L01P_TX_PWR_ZERO_DB, NRF24L01P_DATARATE_250_KBPS, false);
ViriJay 12:a0b2288a6925 161 // senderTest(2402, NRF24L01P_TX_PWR_ZERO_DB, NRF24L01P_DATARATE_1_MBPS, false);
ViriJay 12:a0b2288a6925 162 // senderTest(2402, NRF24L01P_TX_PWR_ZERO_DB, NRF24L01P_DATARATE_2_MBPS, false);
ViriJay 12:a0b2288a6925 163 // pc.printf("ART DELAY TEST");
ViriJay 12:a0b2288a6925 164 // senderTest(2402, NRF24L01P_TX_PWR_ZERO_DB, NRF24L01P_DATARATE_1_MBPS, 0, 8);
ViriJay 12:a0b2288a6925 165 // senderTest(2402, NRF24L01P_TX_PWR_ZERO_DB, NRF24L01P_DATARATE_1_MBPS, 8, 8);
ViriJay 12:a0b2288a6925 166 // senderTest(2402, NRF24L01P_TX_PWR_ZERO_DB, NRF24L01P_DATARATE_1_MBPS, 15, 8);
Owen 0:a51a6e7da590 167 }
ViriJay 3:37c053b30ca0 168 }