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/*
* c't-Bot
*
* This program is free software; you can redistribute it
* and/or modify it under the terms of the GNU General
* Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your
* option) any later version.
* This program is distributed in the hope that it will be
* useful, but WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
* You should have received a copy of the GNU General Public
* License along with this program; if not, write to the Free
* Software Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307, USA.
*
*/
/*! @file led.c
* @brief Routinen zur LED-Steuerung
* @author Benjamin Benz (bbe@heise.de)
* @date 26.12.05
*/
#ifdef MCU
#include <avr/io.h>
#include "led.h"
#include "ct-Bot.h"
#include "shift.h"
#ifdef LED_AVAILABLE
uint8 led=0;
/*!
* Initialisiert die LEDs
*/
void LED_init(){
shift_init();
LED_off(LED_ALL);
}
/*!
* Schaltet einzelne LEDs an
* andere werden nicht beeinflusst
* @param LED Bitmaske der anzuschaltenden LEDs
*/
void LED_on(uint8 LED){
led |= LED;
LED_set(led);
}
/*!
* Schaltet einzelne LEDs aus
* andere werden nicht beeinflusst
* @param LED Bitmaske der anzuschaltenden LEDs
*/
void LED_off(uint8 LED){
led &= ~LED;
LED_set(led);
}
/*!
* Zeigt eine 8-Bit Variable mit den LEDs an
* @param LED Wert der gezeigt werden soll
*/
void LED_set(uint8 LED){
led=LED;
shift_data(led,SHIFT_REGISTER_LED);
}
#endif
#endif
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