KenYEAH! 2k15 / Mbed 2 deprecated sender

This is the code for the mbed which receives the weather data, pushes serially to screen

Dependencies:   ID12RFID NRF2401P mbed

main.cpp@0:ef33698150d6, 2015-06-12 (annotated)

Committer:
lewisjfish
Date:
Fri Jun 12 13:20:33 2015 +0000
Revision:
0:ef33698150d6
receiving weather data and pushing to receiver/screen serially. RFID cmmnted out

Who changed what in which revision?

UserRevisionLine numberNew contents of line
lewisjfish 0:ef33698150d6 1 #include "mbed.h"
lewisjfish 0:ef33698150d6 2 #include "ID12RFID.h"
lewisjfish 0:ef33698150d6 3 #include "NRF2401P.h"
lewisjfish 0:ef33698150d6 4 #include "nRF24l01.h"
lewisjfish 0:ef33698150d6 5
lewisjfish 0:ef33698150d6 6 Serial infoout(PTA2,PTA1); //define the serial port, connected to the screen mbed
lewisjfish 0:ef33698150d6 7
lewisjfish 0:ef33698150d6 8 Serial weatherIn(PTE22,PTE23);
lewisjfish 0:ef33698150d6 9
lewisjfish 0:ef33698150d6 10
lewisjfish 0:ef33698150d6 11 //DigitalOut myled(LED1);
lewisjfish 0:ef33698150d6 12 char message[9]; //character array to store the data we send
lewisjfish 0:ef33698150d6 13
lewisjfish 0:ef33698150d6 14 int tagNumber; //stores the tagnumber read from the RFID reader
lewisjfish 0:ef33698150d6 15
lewisjfish 0:ef33698150d6 16 char c;
lewisjfish 0:ef33698150d6 17 int i;
lewisjfish 0:ef33698150d6 18
lewisjfish 0:ef33698150d6 19
lewisjfish 0:ef33698150d6 20
lewisjfish 0:ef33698150d6 21 ID12RFID rfid(PTE1); //Initialise RFID reader and associated functions
lewisjfish 0:ef33698150d6 22
lewisjfish 0:ef33698150d6 23
lewisjfish 0:ef33698150d6 24
lewisjfish 0:ef33698150d6 25 int main() {
lewisjfish 0:ef33698150d6 26
lewisjfish 0:ef33698150d6 27 long long addr1=0xAB01CD; // setup address - any 5 byte number - same as TX
lewisjfish 0:ef33698150d6 28 int channel =0x10; // [0-126] setup channel, must be same as TX
lewisjfish 0:ef33698150d6 29 bool txOK;
lewisjfish 0:ef33698150d6 30 char msg[32];
lewisjfish 0:ef33698150d6 31 char ackData[32];
lewisjfish 0:ef33698150d6 32 char len;
lewisjfish 0:ef33698150d6 33
lewisjfish 0:ef33698150d6 34 // Setup
lewisjfish 0:ef33698150d6 35 NRF2401P nrf1(PTD2,PTD3, PTD1,PTD5,PTD0); //mosi, miso, sclk, csn, ce)
lewisjfish 0:ef33698150d6 36 nrf1.quickRxSetup(channel, addr1); // sets nrf24l01+ as receiver, using pipe 1
lewisjfish 0:ef33698150d6 37 printf("Set up complete!\n\r");
lewisjfish 0:ef33698150d6 38
lewisjfish 0:ef33698150d6 39 // set ack data
lewisjfish 0:ef33698150d6 40 sprintf(ackData,"Acknowledge data");
lewisjfish 0:ef33698150d6 41 printf("Ack data set.\n\r");
lewisjfish 0:ef33698150d6 42
lewisjfish 0:ef33698150d6 43 while(1){
lewisjfish 0:ef33698150d6 44
lewisjfish 0:ef33698150d6 45 // receive
lewisjfish 0:ef33698150d6 46 while (! nrf1.isRxData()); // note this blocks until RX data
lewisjfish 0:ef33698150d6 47
lewisjfish 0:ef33698150d6 48 len= nrf1.getRxData(msg); // gets the message, len is length of msg
lewisjfish 0:ef33698150d6 49 msg[len] = 0;
lewisjfish 0:ef33698150d6 50 printf("%s",msg);
lewisjfish 0:ef33698150d6 51 nrf1.acknowledgeData(ackData, strlen(ackData),1); // ack for pipe 1
lewisjfish 0:ef33698150d6 52
lewisjfish 0:ef33698150d6 53 for(int n =0; n<sizeof(msg) ; n++){
lewisjfish 0:ef33698150d6 54 //send the data to the second mbed(screen) using putc
lewisjfish 0:ef33698150d6 55 infoout.putc(msg[n]);
lewisjfish 0:ef33698150d6 56 //,waiting 0.05 seconds after each character
lewisjfish 0:ef33698150d6 57 wait(0.05);
lewisjfish 0:ef33698150d6 58 }
lewisjfish 0:ef33698150d6 59 //
lewisjfish 0:ef33698150d6 60 int i=0;
lewisjfish 0:ef33698150d6 61 /*
lewisjfish 0:ef33698150d6 62 if(rfid.readable()){
lewisjfish 0:ef33698150d6 63 //if we can read a tag, get the tagnumber
lewisjfish 0:ef33698150d6 64 tagNumber = rfid.read();
lewisjfish 0:ef33698150d6 65 sprintf(message,"a%d",tagNumber); //turn the tagnumber into a string, string starts with a to identify string as an RFID tagnumber
lewisjfish 0:ef33698150d6 66
lewisjfish 0:ef33698150d6 67
lewisjfish 0:ef33698150d6 68
lewisjfish 0:ef33698150d6 69 for(int n =0; n<9 ; n++){
lewisjfish 0:ef33698150d6 70 //send the data to the second mbed(screen) using putc
lewisjfish 0:ef33698150d6 71 infoout.putc(message[i]);
lewisjfish 0:ef33698150d6 72 i=(i+1)%9; //modulo 9 to ensure only 9 characters are sent
lewisjfish 0:ef33698150d6 73
lewisjfish 0:ef33698150d6 74 //,waiting 0.05 seconds after each character
lewisjfish 0:ef33698150d6 75 wait(0.05);
lewisjfish 0:ef33698150d6 76 }
lewisjfish 0:ef33698150d6 77
lewisjfish 0:ef33698150d6 78 if(i==0){
lewisjfish 0:ef33698150d6 79 infoout.putc('A'); //end the message with 'A' to denote the end of an RFID
lewisjfish 0:ef33698150d6 80
lewisjfish 0:ef33698150d6 81 wait(0.01);
lewisjfish 0:ef33698150d6 82 }
lewisjfish 0:ef33698150d6 83 }
lewisjfish 0:ef33698150d6 84
lewisjfish 0:ef33698150d6 85
lewisjfish 0:ef33698150d6 86 if(weatherIn.readable()){
lewisjfish 0:ef33698150d6 87
lewisjfish 0:ef33698150d6 88 c=weatherIn.getc();
lewisjfish 0:ef33698150d6 89 infoout.putc(message[i]);
lewisjfish 0:ef33698150d6 90 message[i] = c;
lewisjfish 0:ef33698150d6 91 i=(i+1)%9;
lewisjfish 0:ef33698150d6 92
lewisjfish 0:ef33698150d6 93 wait(0.05);
lewisjfish 0:ef33698150d6 94 }
lewisjfish 0:ef33698150d6 95
lewisjfish 0:ef33698150d6 96
lewisjfish 0:ef33698150d6 97
lewisjfish 0:ef33698150d6 98
lewisjfish 0:ef33698150d6 99 */
lewisjfish 0:ef33698150d6 100 }
lewisjfish 0:ef33698150d6 101
lewisjfish 0:ef33698150d6 102
lewisjfish 0:ef33698150d6 103 }
lewisjfish 0:ef33698150d6 104