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Lights up to 4 LEDs based on ambient light levels. Uses Grove Seeed Light Sensor
Fork of Seeed_Grove_Shield_Light_Sensor by
Diff: main.cpp
- Revision:
- 0:5ff78d2c85d1
- Child:
- 1:d10e08a99894
diff -r 000000000000 -r 5ff78d2c85d1 main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Tue Jul 29 13:23:29 2014 +0000 @@ -0,0 +1,32 @@ +/* Copyright (c) 2010-2011 mbed.org, MIT License +* +* 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 "mbed.h" + +AnalogIn sensor(A0); +DigitalOut myled(LED1); + +Serial pc(USBTX, USBRX); + +int main() { + while(1) { + printf("Sensor reading: %f\r\n", (float)(1023-sensor)*10/sensor); + myled = !myled; + wait(0.5); + } +}