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 |
diff -r 000000000000 -r 31595cd96b54 main.cpp --- /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); +} +
diff -r 000000000000 -r 31595cd96b54 microbit.lib --- /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