Lights up to 4 LEDs based on ambient light levels. Uses Grove Seeed Light Sensor

Dependencies:   mbed

Fork of Seeed_Grove_Shield_Light_Sensor by Seeed

Revision:
0:5ff78d2c85d1
Child:
1:d10e08a99894
--- /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);
+    }
+}