Diff: serial.cpp

Revision:

2:4fb5a8d15f9c

Child:

3:655f4fed48d7

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/serial.cpp	Fri Dec 02 19:15:25 2016 +0000
@@ -0,0 +1,78 @@
+#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);
+    } 
+}
\ No newline at end of file