Project wireless

Dependencies:   mbed nRF24L01P

Fork of nRF24L01P_Project by Nino Der Kinderen

main.cpp

Committer:
mvanendert
Date:
2015-05-13
Revision:
3:1f92895432d2
Parent:
2:178e089b3ce9
Child:
4:25a500ef61fc

File content as of revision 3:1f92895432d2:

#include "mbed.h"
#include "nRF24L01P.h"

Serial pc(USBTX, USBRX); // tx, rx

nRF24L01P my_nrf24l01p(p5, p6, p7, p8, p9, p10);    // mosi, miso, sck, csn, ce, irq

DigitalOut myled1(LED1);
DigitalOut myled2(LED2);
AnalogIn LM35(p15);
AnalogIn LDR(p16);

#define TRANSFER_SIZE   32

char txData[TRANSFER_SIZE], rxData[TRANSFER_SIZE];

int txDataCnt = 0;
int rxDataCnt = 0;

float AvgTemp = 0;
float AvgLight = 0;
float TemperatureC = 0;
float TemperatureF = 0;    
float a[10]; 

int i = 0;


int main() {

// The nRF24L01+ supports transfers from 1 to 32 bytes, but Sparkfun's
// "Nordic Serial Interface Board" (http://www.sparkfun.com/products/9019)
// Only handles 4 byte transfers in the ATMega code.

/*
    my_nrf24l01p.powerUp();
    
    //my_nrf24l01p.setRxAddress(0xE7E7E7E7E7,5);
    my_nrf24l01p.setRfFrequency(2450);
    my_nrf24l01p.setRfOutputPower(0);    
    

    //my_nrf24l01p.enableAutoRetransmit(1000, 5);     //enableAutoRetransmit ( int delay, int   count);   
    //                                                                                          delay   the delay between restransmits, in uS (250uS..4000uS)
    //                                                                                          count   number of retransmits before generating an error (1..15)
    
    //Enable autoAcknowledge
    my_nrf24l01p.enableAutoAcknowledge(0);
    my_nrf24l01p.enableAutoAcknowledge(1);    
    my_nrf24l01p.enableAutoAcknowledge(2);    
    my_nrf24l01p.enableAutoAcknowledge(3);
    my_nrf24l01p.enableAutoAcknowledge(4);    
    my_nrf24l01p.enableAutoAcknowledge(5); 
    
    // Display the (default) setup of the nRF24L01+ chip
    pc.printf( "nRF24L01+ Frequency    : %d MHz\r\n",  my_nrf24l01p.getRfFrequency()   );
    pc.printf( "nRF24L01+ Output power : %d dBm\r\n",  my_nrf24l01p.getRfOutputPower() );
    pc.printf( "nRF24L01+ Data Rate    : %d kbps\r\n", my_nrf24l01p.getAirDataRate()   );
    pc.printf( "nRF24L01+ TX Address   : 0x%010llX\r\n", my_nrf24l01p.getTxAddress()   );
    pc.printf( "nRF24L01+ RX Address   : 0x%010llX\r\n", my_nrf24l01p.getRxAddress(0)  );

    pc.printf( "Type keys to test transfers:\r\n  (transfers are grouped into %d characters)\r\n", TRANSFER_SIZE );

    my_nrf24l01p.setTransferSize( TRANSFER_SIZE );

 
    //Put device in transmitmode
    my_nrf24l01p.setTransmitMode();             
    
    my_nrf24l01p.enable();
*/
    void ReadAvgTemp(void);
    void ReadAvgLight(void);

    while (1) {

        ReadAvgTemp();
        ReadAvgLight();
        TemperatureC = (AvgTemp * 3.685503686 * 100);
        TemperatureF = (9.0 * TemperatureC) / 5.0 + 32.0;        
        pc.printf("  Temperature   ");
        pc.printf("%.2f C %.2f F",AvgTemp, AvgTemp);
        pc.printf("  Lichtintensiteit   ");
        pc.printf("%.2f ", AvgLight);     
         
      
        
         
        wait(1);    
/*   
        // If we've received anything over the host serial link...
        if ( pc.readable() ) {

            // ...add it to the transmit buffer
            txData[txDataCnt++] = pc.getc();
            
            //pc.printf("lengte txData: %d \n\r", sizeof(txData));
            //pc.printf("txData count: %d \n\r", txDataCnt);

            // If the transmit buffer is full
            if ( txDataCnt >= sizeof(txData) ) {
                //pc.printf("eerste if \n\r");
                // Send the transmitbuffer via the nRF24L01+
                my_nrf24l01p.write( NRF24L01P_PIPE_P0, txData, txDataCnt );

                txDataCnt = 0;
            }

            // Toggle LED1 (to help debug Host -> nRF24L01+ communication)
            myled1 = !myled1;
        }

        // If we've received anything in the nRF24L01+...
        if ( my_nrf24l01p.readable(NRF24L01P_PIPE_P0) ) {
            //pc.printf("tweede if \n\r");
            // ...read the data into the receive buffer
            rxDataCnt = my_nrf24l01p.read( NRF24L01P_PIPE_P0, rxData, sizeof( rxData ) );

            // Display the receive buffer contents via the host serial link
            for ( int i = 0; rxDataCnt > 0; rxDataCnt--, i++ ) {

                pc.putc( rxData[i] );
            }

            // Toggle LED2 (to help debug nRF24L01+ -> Host communication)
            myled2 = !myled2;
        }*/
    }
}





void ReadAvgTemp()
{
    for(i=0; i<10; i++)
    {
        a[i] = LM35.read();
        wait(.02);
    }
    
    for(i=0; i<10; i++)
    {
        AvgTemp = AvgTemp+(a[i]/10);
    }  
}
 
void ReadAvgLight()
{
    for(i=0;i<10;i++)
    {
        a[i] = LDR.read();
        wait(.02);
    }
    
    for(i=0;i<10;i++)
    {
        AvgLight = AvgLight+(a[i]/10);
    }  
}





/*
void SetAdresses ()
{
    //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, 
    //and use 2, 3 or 4 bytes from Pipe 1's address. The width parameter is ignored for Pipes 2..5.
    
    my_nrf24l01p.setRxAddress(0xE7E7E7E7E7, 5, 0);          //Set Device  void setRxAddress (       unsigned long long  address = DEFAULT_NRF24L01P_ADDRESS,
                                                            //                                      int                 width   = DEFAULT_NRF24L01P_ADDRESS_WIDTH,
                                                            //                                      int                 pipe    = NRF24L01P_PIPE_P0 
                                                            //                              )
    my_nrf24l01p.setRxAddress(0xB3B4B5B6F1, 10, 1);         //Set Device  void setRxAddress (       unsigned long long  address = DEFAULT_NRF24L01P_ADDRESS,
                                                            //                                      int                 width   = DEFAULT_NRF24L01P_ADDRESS_WIDTH,
                                                            //                                      int                 pipe    = NRF24L01P_PIPE_P0 
                                                            //                              )
    
    my_nrf24l01p.setRxAddress(0xB3B4B5B6CD, 10, 2);         //Set Device  void setRxAddress (       unsigned long long  address = DEFAULT_NRF24L01P_ADDRESS,
                                                            //                                      int                 width   = DEFAULT_NRF24L01P_ADDRESS_WIDTH,
                                                            //                                      int                 pipe    = NRF24L01P_PIPE_P0 
                                                            //                              )
                                                            
    my_nrf24l01p.setRxAddress(0xB3B4B5B6A3, 10, 3);         //Set Device  void setRxAddress (       unsigned long long  address = DEFAULT_NRF24L01P_ADDRESS,
                                                            //                                      int                 width   = DEFAULT_NRF24L01P_ADDRESS_WIDTH,
                                                            //                                      int                 pipe    = NRF24L01P_PIPE_P0 
                                                            //                              )
                                                            
    my_nrf24l01p.setRxAddress(0xB3B4B5B60F, 10, 4);         //Set Device  void setRxAddress (       unsigned long long  address = DEFAULT_NRF24L01P_ADDRESS,
                                                            //                                      int                 width   = DEFAULT_NRF24L01P_ADDRESS_WIDTH,
                                                            //                                      int                 pipe    = NRF24L01P_PIPE_P0 
                                                            //                              )
                                                            
    my_nrf24l01p.setRxAddress(0xB3B4B5B605, 10, 5);         //Set Device  void setRxAddress (       unsigned long long  address = DEFAULT_NRF24L01P_ADDRESS,
                                                            //                                      int                 width   = DEFAULT_NRF24L01P_ADDRESS_WIDTH,
                                                            //                                      int                 pipe    = NRF24L01P_PIPE_P0 
                                                            //                               )
    
    
    
    //Note that the address width is shared with the Receive pipes, so a change to that address width affect transmissions.
                                                            
     my_nrf24l01p.setTxAddress(0xE7E7E7E7E7,5);         //void setTxAddress             (       unsigned long long  address = DEFAULT_NRF24L01P_ADDRESS,
                                                            //                                      int                 width = DEFAULT_NRF24L01P_ADDRESS_WIDTH 
                                                            //                          )   
}    
*/