Revision 0:b01e928ca209, committed 2017-04-30

Comitter:

jasonbx

Date:

Sun Apr 30 17:18:41 2017 +0000

Commit message:

Initial Commit

Changed in this revision

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed-rtos.lib	Sun Apr 30 17:18:41 2017 +0000
@@ -0,0 +1,1 @@
+https://mbed.org/users/mbed_official/code/mbed-rtos/#58563e6cba1e

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Sun Apr 30 17:18:41 2017 +0000
@@ -0,0 +1,1 @@
+https://mbed.org/users/mbed_official/code/mbed/builds/97feb9bacc10
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/transmitter.cpp	Sun Apr 30 17:18:41 2017 +0000
@@ -0,0 +1,111 @@
+/* Created on 4/21/2017
+*  By Varun Malhotra
+*/
+
+#include "mbed.h"
+#include "rtos.h"
+ 
+RawSerial pc(USBTX, USBRX); // tx, rx
+RawSerial device(p9, p10);  // tx, rx
+DigitalOut myled1(LED1);
+DigitalOut myled2(LED2);
+DigitalOut myled3(LED3);
+DigitalOut myled4(LED4);
+
+// character to interlock the the trasnmitter and receiver
+volatile char c = 0xAA;
+volatile int cmnd_received = 0;
+
+void serial_conn_receiver(void)
+{
+         while(1) {   
+            
+            if (pc.readable()) {
+                c = pc.getc();
+                
+                if (c == 'U') {
+                    
+                    c = 0x55;
+                    cmnd_received = 1;
+                    myled1 = 1;
+                    myled2 = 0;
+                    myled3 = 0;
+                    myled4 = 0;
+                     
+                } else if (c == 'D') {
+                    
+                    c = 0x56;
+                    cmnd_received = 1;
+                    myled1 = 0;
+                    myled2 = 1;
+                    myled3 = 0;
+                    myled4 = 0;
+                
+                } else if (c == 'L') {
+                    
+                    c = 0x57;
+                    cmnd_received = 1;
+                    myled1 = 0;
+                    myled2 = 0;
+                    myled3 = 1;
+                    myled4 = 0;
+                
+                } else if (c == 'R') {
+                    
+                    c = 0x58;
+                    cmnd_received = 1;
+                    myled1 = 0;
+                    myled2 = 0;
+                    myled3 = 0;
+                    myled4 = 1;
+                
+                
+                } else if (c == 'S') {
+                    
+                    c = 0x59;
+                    cmnd_received = 1;
+                    myled1 = 0;
+                    myled2 = 0;
+                    myled3 = 0;
+                    myled4 = 0;
+                
+                } else if (c == 'M') {
+                    
+                    c = 0x60;
+                    cmnd_received = 1;
+                    myled1 = 0;
+                    myled2 = 0;
+                    myled3 = 0;
+                    myled4 = 0;   
+                }
+            }
+
+            Thread::wait(1000);
+        }
+}
+ 
+
+
+int main() {
+    
+    device.baud(600);
+    
+    //spawn thread to retrieve characters from the GUI
+    Thread t1(serial_conn_receiver);
+    
+    while (1) {
+                
+            if (cmnd_received) { 
+                
+                device.putc(c);
+                cmnd_received = 0;
+            
+            } else {
+                device.putc(0xAA);    
+            }
+            
+            Thread::wait(20);
+
+       }
+
+}
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