Diff: leds.h

Revision:

0:cf255d2aa92f

Child:

2:98b11b7dd7b2

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/leds.h	Sun Feb 13 01:18:38 2011 +0000
@@ -0,0 +1,55 @@
+/*
+* Copyright or © or Copr. 2010, Thomas SOETE
+* 
+* Author e-mail: thomas@soete.org
+* Library website : http://mbed.org/users/Alkorin/libraries/SimpleLib/
+* 
+* This software is governed by the CeCILL license under French law and
+* abiding by the rules of distribution of free software.  You can  use, 
+* modify and/ or redistribute the software under the terms of the CeCILL
+* license as circulated by CEA, CNRS and INRIA at the following URL
+* "http://www.cecill.info". 
+* 
+* As a counterpart to the access to the source code and  rights to copy,
+* modify and redistribute granted by the license, users are provided only
+* with a limited warranty  and the software's author,  the holder of the
+* economic rights,  and the successive licensors  have only  limited
+* liability. 
+* 
+* In this respect, the user's attention is drawn to the risks associated
+* with loading,  using,  modifying and/or developing or reproducing the
+* software by the user in light of its specific status of free software,
+* that may mean  that it is complicated to manipulate,  and  that  also
+* therefore means  that it is reserved for developers  and  experienced
+* professionals having in-depth computer knowledge. Users are therefore
+* encouraged to load and test the software's suitability as regards their
+* requirements in conditions enabling the security of their systems and/or 
+* data to be ensured and,  more generally, to use and operate it in the 
+* same conditions as regards security. 
+* 
+* The fact that you are presently reading this means that you have had
+* knowledge of the CeCILL license and that you accept its terms.
+*/
+
+#ifndef __SIMPLELIB_LEDS_H__
+#define __SIMPLELIB_LEDS_H__
+
+#include "mbed_globals.h"
+
+/** Bits **/
+#define LEDS_OFF 0
+#define LED1 (1 << 18)
+#define LED2 (1 << 20)
+#define LED3 (1 << 21)
+#define LED4 (1 << 23)
+#define LEDS_MASK (LED1 | LED2 | LED3 | LED4)
+
+/** Macros **/
+#define LEDS_INIT()     LPC_GPIO1->FIODIR |= LEDS_MASK;
+
+#define LEDS_SET(value) do {                                 \
+                            LPC_GPIO1->FIOMASK = ~LEDS_MASK; \
+                            LPC_GPIO1->FIOPIN = (value);     \
+                        } while(0)
+
+#endif
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