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87 lines
2.0 KiB
C
87 lines
2.0 KiB
C
/**
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******************************************************************************
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*
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* @file pios_led.c
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* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
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* @brief LED functions, init, toggle, on & off.
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* @see The GNU Public License (GPL) Version 3
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* @defgroup PIOS_LED LED Functions
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* @{
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*
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*****************************************************************************/
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/* Project Includes */
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#include "pios.h"
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#if defined(PIOS_INCLUDE_LED)
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/* Private Function Prototypes */
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/* Local Variables */
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static uint8_t LED_GPIO[PIOS_LED_NUM];
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static inline void PIOS_SetLED(uint32_t LED,uint8_t stat) {
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//printf("PIOS: LED %i status %i\n",LED,stat);
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LED_GPIO[LED]=stat;
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}
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/**
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* Initialises all the LED's
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*/
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void PIOS_LED_Init(void)
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{
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for(int LEDNum = 0; LEDNum < PIOS_LED_NUM; LEDNum++) {
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LED_GPIO[LEDNum]=0;
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}
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}
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/**
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* Turn on LED
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* \param[in] LED LED Name (LED1, LED2)
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*/
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void PIOS_LED_On(uint32_t led)
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{
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PIOS_SetLED(led,1);
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}
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/**
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* Turn off LED
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* \param[in] LED LED Name (LED1, LED2)
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*/
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void PIOS_LED_Off(uint32_t led)
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{
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PIOS_SetLED(led,0);
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}
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/**
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* Toggle LED on/off
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* \param[in] LED LED Name (LED1, LED2)
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*/
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void PIOS_LED_Toggle(uint32_t led)
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{
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PIOS_SetLED(led,LED_GPIO[led]?0:1);
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}
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#endif
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