A simple example of how to use the buttons on the micro:bit with the DAL. This is a one-way translation of the microbit-samples repository on GitHub. Please don't try to push changes here, instead push them to the source repo at https://github.com/lancaster-university/microbit-samples
Dependencies: microbit
Revision 0:31595cd96b54, committed 2016-07-13
- Comitter:
- LancasterUniversity
- Date:
- Wed Jul 13 15:47:27 2016 +0100
- Commit message:
- Update to git: v2.0.0-rc4-5-g115d5a8
Changed in this revision
| main.cpp | Show annotated file Show diff for this revision Revisions of this file |
| microbit.lib | Show annotated file Show diff for this revision Revisions of this file |
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Wed Jul 13 15:47:27 2016 +0100
@@ -0,0 +1,100 @@
+/*
+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;
+
+//
+// Print details of all events received to the serial port.
+// Default settings are 115200 baud, 8N1 over the USB interface.
+//
+void onButton(MicroBitEvent e)
+{
+ if (e.source == MICROBIT_ID_BUTTON_A)
+ uBit.serial.printf("BUTTON A: ");
+
+ if (e.source == MICROBIT_ID_BUTTON_B)
+ uBit.serial.printf("BUTTON B: ");
+
+ if (e.source == MICROBIT_ID_BUTTON_AB)
+ uBit.serial.printf("BUTTON A+B: ");
+
+ if (e.source == MICROBIT_ID_IO_P0)
+ uBit.serial.printf("TOUCH P0: ");
+
+ if (e.source == MICROBIT_ID_IO_P1)
+ uBit.serial.printf("TOUCH P1: ");
+
+ if (e.source == MICROBIT_ID_IO_P2)
+ uBit.serial.printf("TOUCH P2: ");
+
+ if (e.value == MICROBIT_BUTTON_EVT_DOWN)
+ uBit.serial.printf("DOWN");
+
+ if (e.value == MICROBIT_BUTTON_EVT_UP)
+ uBit.serial.printf("UP");
+
+ if (e.value == MICROBIT_BUTTON_EVT_CLICK)
+ uBit.serial.printf("CLICK");
+
+ if (e.value == MICROBIT_BUTTON_EVT_LONG_CLICK)
+ uBit.serial.printf("LONG_CLICK");
+
+ if (e.value == MICROBIT_BUTTON_EVT_HOLD)
+ uBit.serial.printf("HOLD");
+
+ if (e.value == MICROBIT_BUTTON_EVT_DOUBLE_CLICK)
+ uBit.serial.printf("DOUBLE_CLICK");
+
+ uBit.serial.printf("\n");
+}
+
+
+int main()
+{
+ // Initialise the micro:bit runtime.
+ uBit.init();
+
+ // Register to receive events when any buttons are clicked, including the A+B virtual button (both buttons at once).
+ uBit.messageBus.listen(MICROBIT_ID_BUTTON_A, MICROBIT_EVT_ANY, onButton);
+ uBit.messageBus.listen(MICROBIT_ID_BUTTON_B, MICROBIT_EVT_ANY, onButton);
+ uBit.messageBus.listen(MICROBIT_ID_BUTTON_AB, MICROBIT_EVT_ANY, onButton);
+
+ // Also register for touch events on P0, P1 and P2.
+ uBit.messageBus.listen(MICROBIT_ID_IO_P0, MICROBIT_EVT_ANY, onButton);
+ uBit.messageBus.listen(MICROBIT_ID_IO_P1, MICROBIT_EVT_ANY, onButton);
+ uBit.messageBus.listen(MICROBIT_ID_IO_P2, MICROBIT_EVT_ANY, onButton);
+
+ // Put the P0, P1 and P2 pins into touch sense mode.
+ uBit.io.P0.isTouched();
+ uBit.io.P1.isTouched();
+ uBit.io.P2.isTouched();
+
+ // We're done, so just enter a power efficient sleep while we wait for an event.
+ while (1)
+ uBit.sleep(10000);
+}
+
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/microbit.lib Wed Jul 13 15:47:27 2016 +0100 @@ -0,0 +1,1 @@ +https://developer.mbed.org/teams/Lancaster-University/code/microbit/#4b89e7e3494f