Merge devel code into the trunk.

[tinyos-2.x.git] / apps / Sense / SenseC.nc

diff --git a/apps/Sense/SenseC.nc b/apps/Sense/SenseC.nc
new file mode 100644 (file)
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+/*
+ * Copyright (c) 2006, Technische Universitaet Berlin
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * - Redistributions of source code must retain the above copyright notice,
+ *   this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ * - Neither the name of the Technische Universitaet Berlin nor the names
+ *   of its contributors may be used to endorse or promote products derived
+ *   from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
+ * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
+ * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
+ * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * - Revision -------------------------------------------------------------
+ * $Revision$
+ * $Date$
+ * @author: Jan Hauer
+ * ========================================================================
+ */
+
+/**
+ * 
+ * Sensing demo application. See README.txt file in this directory for usage
+ * instructions and have a look at tinyos-2.x/doc/html/tutorial/lesson5.html
+ * for a general tutorial on sensing in TinyOS.
+ *
+ * @author Jan Hauer
+ */
+
+#include "Timer.h"
+
+module SenseC
+{
+  uses {
+    interface Boot;
+    interface Leds;
+    interface Timer<TMilli>;
+    interface Read<uint16_t>;
+  }
+}
+implementation
+{
+  // sampling frequency in milliseconds
+  #define SAMPLING_FREQUENCY 100
+  
+  event void Boot.booted() {
+    call Timer.startPeriodic(SAMPLING_FREQUENCY);
+  }
+
+  event void Timer.fired() 
+  {
+    call Read.read();
+  }
+
+  event void Read.readDone(error_t result, uint16_t data) 
+  {
+    if (result == SUCCESS){
+      if (data & 0x8000)
+        call Leds.led2On();
+      else
+        call Leds.led2Off();
+      if (data & 0x4000)
+        call Leds.led1On();
+      else
+        call Leds.led1Off();
+      if (data & 0x2000)
+        call Leds.led0On();
+      else
+        call Leds.led0Off();
+    }
+  }
+}