Class project using MicroBit coded in C/C++ to send notifications between MicroBit units via radio signal that prompted the LED field to display A if button A was pressed and B if button B was pressed.

Dependencies:   microbit

Revision:
0:4c31e3dcca0c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Tue Nov 26 04:19:13 2019 +0000
@@ -0,0 +1,68 @@
+/*
+The MIT License (MIT)
+
+Copyright (c) 2016 British Broadcasting Corporation.
+This software is provided by Lancaster University by arrangement with the BBC.
+
+Permission is hereby granted, free of charge, to any person obtaining a
+copy of this software and associated documentation files (the "Software"),
+to deal in the Software without restriction, including without limitation
+the rights to use, copy, modify, merge, publish, distribute, sublicense,
+and/or sell copies of the Software, and to permit persons to whom the
+Software is furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+DEALINGS IN THE SOFTWARE.
+*/
+
+#include "MicroBit.h"
+
+
+MicroBit uBit;
+
+void onData(MicroBitEvent)
+{
+    ManagedString s = uBit.radio.datagram.recv();
+
+    if (s == "1")
+        uBit.display.print("A");
+
+    if (s == "2")
+        uBit.display.print("B");
+}
+
+
+
+int main()
+{
+    // Initialise the micro:bit runtime.
+    uBit.init();
+    uBit.radio.enable();
+    
+
+    uBit.messageBus.listen(MICROBIT_ID_RADIO, MICROBIT_RADIO_EVT_DATAGRAM, onData);
+    
+
+    while(1)
+    {
+        if (uBit.buttonA.isPressed())
+        {
+            uBit.radio.datagram.send("1");
+            uBit.display.print("A");
+        }
+        else if (uBit.buttonB.isPressed())
+        {
+            uBit.radio.datagram.send("2");
+            uBit.display.print("B");
+        }
+        uBit.sleep(100);
+    }
+}