File content as of revision 2:4fb5a8d15f9c:

#include "mbed.h"
#include "rtos.h"
#include <string>
#include <sstream>

DigitalOut    led1(LED1);
DigitalOut    led2(LED2);
Serial        pc(USBTX, USBRX);
Thread        *RX_THREAD_POINTER;
string        test;
string*       paramArray = new string[25];
int           index=0;
 
// Rx Interupt routine
void Rx_interrupt(void){
    pc.attach(NULL);                   // Disable Rx interrupt
    (*RX_THREAD_POINTER).signal_set(0x1); // dereference of RX_THREAD_POINTER
}
 
 
// Read received chars from UART
void rx_thread(void const *argument){
    while (true) {
        // Signal flags that are reported as event are automatically cleared.
        Thread::signal_wait(0x1);
        while (pc.readable()) {
          //pc.putc(pc.getc());             // read data from UART
          //pc.printf("\r\nInput: \r\n");
          
          stringstream ss;
          char    temp;
          temp = pc.getc();
          //pc.putc(temp);
          while (temp != '*'){
                  ss << temp;
                  temp = pc.getc();
                  //pc.putc(temp);
            }
          ss >> test;
          if(index<24){
              //in_Array[i] = temp;
              //pc.printf("%s\r\n", test);
              //pc.printf("\r\n");
              led2=!led2;
              paramArray[index++] = test;
            } else {
                //i = 0;
                pc.attach(&Rx_interrupt);
                //return;
            }
        }
        pc.attach(&Rx_interrupt);               // Enable Rx interrupt
    }
}
 
 
string* recieve(){
    paramArray = new string[24];
    index=0;
    Thread t_rx(rx_thread);
    RX_THREAD_POINTER = &t_rx;  // Set thread pointer as globally-accessible 
    t_rx.set_priority(osPriorityHigh);
    pc.attach(Rx_interrupt);
    //pc.printf("\r\nStart\r\n");
    while(test != "DONE"){
        led1=!led1;
        //pc.printf("%s\r\n",test);
        Thread::wait(1000);
    }
    
    return paramArray;
}

void send(string input){
    while(pc.writeable()){
        pc.printf("%s\r\n", input);
    } 
}