Wireless / Mbed 2 deprecated throughput

init

Dependencies:   mbed nRF24L01P

main.cpp@2:8dc7ee41e9a7, 2019-01-18 (annotated)

Committer:
ViriJay
Date:
Fri Jan 18 10:52:31 2019 +0000
Revision:
2:8dc7ee41e9a7
Parent:
1:053b63d70298
Child:
3:673862dea889
pseudo

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ViriJay 0:7c3fd90d5bd9 1 #include "mbed.h"
ViriJay 0:7c3fd90d5bd9 2 #include "nRF24L01P.h"
ViriJay 2:8dc7ee41e9a7 3 #include <chrono>
ViriJay 0:7c3fd90d5bd9 4
ViriJay 1:053b63d70298 5 //Init Pins
ViriJay 0:7c3fd90d5bd9 6 SPI spi(D11, D12, D13);
ViriJay 0:7c3fd90d5bd9 7 DigitalOut cs(D10, 1);
ViriJay 0:7c3fd90d5bd9 8 nRF24L01P my_nrf24l01p(D11, D12, D13, D8, D9, D7); // mosi, miso, sck, csn, ce, irq
ViriJay 0:7c3fd90d5bd9 9
ViriJay 0:7c3fd90d5bd9 10 #define TRANSFER_SIZE 2
ViriJay 1:053b63d70298 11 char txData[TRANSFER_SIZE], rxData[TRANSFER_SIZE];
ViriJay 1:053b63d70298 12 int txDataCnt = 0;
ViriJay 1:053b63d70298 13 int rxDataCnt = 0;
ViriJay 1:053b63d70298 14
ViriJay 1:053b63d70298 15 bool ackknowledged = true;
ViriJay 0:7c3fd90d5bd9 16
ViriJay 1:053b63d70298 17 void init() {
ViriJay 1:053b63d70298 18
ViriJay 1:053b63d70298 19 // Display the (default) setup of the nRF24L01+ chip
ViriJay 1:053b63d70298 20 printf( "nRF24L01+ Frequency : %d MHz\r\n", my_nrf24l01p.getRfFrequency() );
ViriJay 1:053b63d70298 21 printf( "nRF24L01+ Output power : %d dBm\r\n", my_nrf24l01p.getRfOutputPower() );
ViriJay 1:053b63d70298 22 printf( "nRF24L01+ Data Rate : %d kbps\r\n", my_nrf24l01p.getAirDataRate() );
ViriJay 1:053b63d70298 23 printf( "nRF24L01+ TX Address : 0x%010llX\r\n", my_nrf24l01p.getTxAddress() );
ViriJay 1:053b63d70298 24 printf( "nRF24L01+ RX Address : 0x%010llX\r\n", my_nrf24l01p.getRxAddress() );
ViriJay 1:053b63d70298 25
ViriJay 1:053b63d70298 26 printf( "Type keys to test transfers:\r\n (transfers are grouped into %d characters)\r\n", TRANSFER_SIZE );
ViriJay 1:053b63d70298 27
ViriJay 1:053b63d70298 28 my_nrf24l01p.setTransferSize( TRANSFER_SIZE );
ViriJay 1:053b63d70298 29
ViriJay 1:053b63d70298 30 my_nrf24l01p.setReceiveMode();
ViriJay 1:053b63d70298 31 my_nrf24l01p.enable();
ViriJay 1:053b63d70298 32
ViriJay 1:053b63d70298 33 setLed(led);
ViriJay 0:7c3fd90d5bd9 34 }
ViriJay 0:7c3fd90d5bd9 35
ViriJay 1:053b63d70298 36
ViriJay 1:053b63d70298 37 void readNRF() {
ViriJay 1:053b63d70298 38 // If we've received anything in the nRF24L01+...
ViriJay 1:053b63d70298 39 if ( my_nrf24l01p.readable() ) {
ViriJay 1:053b63d70298 40
ViriJay 1:053b63d70298 41 // ...read the data into the receive buffer
ViriJay 1:053b63d70298 42 rxDataCnt = my_nrf24l01p.read( NRF24L01P_PIPE_P0, rxData, sizeof( rxData ) );
ViriJay 1:053b63d70298 43
ViriJay 1:053b63d70298 44 if (rxData[0] == 0) {
ViriJay 1:053b63d70298 45 printf("Received request for %d\n\r", rxData[1]);
ViriJay 1:053b63d70298 46 txData[0] = 1;
ViriJay 1:053b63d70298 47 txData[1] = rxData[1];
ViriJay 1:053b63d70298 48 led = rxData[1];
ViriJay 1:053b63d70298 49 setLed(led);
ViriJay 1:053b63d70298 50 my_nrf24l01p.write( NRF24L01P_PIPE_P0, txData, TRANSFER_SIZE );
ViriJay 1:053b63d70298 51 printf("Sent ack for %d\n\r", rxData[1]);
ViriJay 1:053b63d70298 52 }
ViriJay 1:053b63d70298 53 if (rxData[0] == 1) {
ViriJay 1:053b63d70298 54 printf("Received acknowledgment for %d\n\r", rxData[1]);
ViriJay 1:053b63d70298 55 ackknowledged = true;
ViriJay 1:053b63d70298 56 setLed(rxData[1]);
ViriJay 1:053b63d70298 57 }
ViriJay 1:053b63d70298 58 }
ViriJay 1:053b63d70298 59 }
ViriJay 1:053b63d70298 60
ViriJay 1:053b63d70298 61 void sendNumber(int number) {
ViriJay 1:053b63d70298 62
ViriJay 1:053b63d70298 63 // ...add it to the transmit buffer
ViriJay 1:053b63d70298 64 txData[0] = 0;
ViriJay 1:053b63d70298 65 txData[1] = led;
ViriJay 1:053b63d70298 66
ViriJay 1:053b63d70298 67 ackknowledged = false;
ViriJay 1:053b63d70298 68
ViriJay 1:053b63d70298 69 while (!ackknowledged) {
ViriJay 1:053b63d70298 70 printf("Sending request for led: %d\n\r", led);
ViriJay 1:053b63d70298 71 // Send the transmitbuffer via the nRF24L01+
ViriJay 1:053b63d70298 72 my_nrf24l01p.write( NRF24L01P_PIPE_P0, txData, TRANSFER_SIZE );
ViriJay 1:053b63d70298 73 readNRF();
ViriJay 1:053b63d70298 74 wait(0.5);
ViriJay 1:053b63d70298 75 }
ViriJay 1:053b63d70298 76 }
ViriJay 1:053b63d70298 77
ViriJay 2:8dc7ee41e9a7 78 void startTest() {
ViriJay 2:8dc7ee41e9a7 79 // start timer
ViriJay 2:8dc7ee41e9a7 80 // loop { send getal
ViriJay 2:8dc7ee41e9a7 81 // wacht op ack }
ViriJay 2:8dc7ee41e9a7 82 // send FIN
ViriJay 2:8dc7ee41e9a7 83 // wacht op FIN ACK
ViriJay 2:8dc7ee41e9a7 84 // stop timer
ViriJay 1:053b63d70298 85 }
ViriJay 1:053b63d70298 86
ViriJay 1:053b63d70298 87 int main() {
ViriJay 1:053b63d70298 88 cs = 1;
ViriJay 1:053b63d70298 89 init();
ViriJay 1:053b63d70298 90 bootup();
ViriJay 1:053b63d70298 91
ViriJay 0:7c3fd90d5bd9 92 while (true) {
ViriJay 1:053b63d70298 93 readButton();
ViriJay 1:053b63d70298 94 readNRF();
ViriJay 1:053b63d70298 95 wait(0.1);
ViriJay 0:7c3fd90d5bd9 96 }
ViriJay 0:7c3fd90d5bd9 97 }