Example for BBC Micro:bit
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Diff: source/AccelerometerDemo.cpp
- Revision:
- 8:552c2e4675c5
- Parent:
- 7:6b26df2a055a
- Child:
- 9:fbe11a5939af
--- a/source/AccelerometerDemo.cpp Fri Apr 08 18:04:40 2016 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,74 +0,0 @@ -/* -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" -#include "MicroBitSamples.h" - -#ifdef MICROBIT_SAMPLE_ACCELEROMETER_DEMO - -MicroBit uBit; - -// -// Scales the given value that is in the -1024 to 1024 range -// int a value between 0 and 4. -// -int pixel_from_g(int value) -{ - int x = 0; - - if (value > -750) - x++; - if (value > -250) - x++; - if (value > 250) - x++; - if (value > 750) - x++; - - return x; -} - -int main() -{ - // Initialise the micro:bit runtime. - uBit.init(); - - // - // Periodically read the accelerometer x and y values, and plot a - // scaled version of this ont the display. - // - while(1) - { - int x = pixel_from_g(uBit.accelerometer.getX()); - int y = pixel_from_g(uBit.accelerometer.getY()); - - uBit.display.image.clear(); - uBit.display.image.setPixelValue(x, y, 255); - - uBit.sleep(100); - } -} - -#endif \ No newline at end of file