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[/] [openrisc/] [trunk/] [rtos/] [freertos-6.1.1/] [Demo/] [AVR32_UC3/] [BOARDS/] [EVK1101/] [led.h] - Blame information for rev 609

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1 589 jeremybenn
/*This file is prepared for Doxygen automatic documentation generation.*/
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/*! \file *********************************************************************
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 *
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 * \brief AT32UC3B EVK1101 board LEDs support package.
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 *
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 * This file contains definitions and services related to the LED features of
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 * the EVK1101 board.
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 *
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 * - Compiler:           IAR EWAVR32 and GNU GCC for AVR32
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 * - Supported devices:  All AVR32 AT32UC3B devices can be used.
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 * - AppNote:
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 *
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 * \author               Atmel Corporation: http://www.atmel.com \n
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 *                       Support and FAQ: http://support.atmel.no/
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 *
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 ******************************************************************************/
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/* Copyright (c) 2007, Atmel Corporation All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions are met:
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 *
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 * 1. Redistributions of source code must retain the above copyright notice,
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 * this list of conditions and the following disclaimer.
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 *
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 * 2. Redistributions in binary form must reproduce the above copyright notice,
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 * this list of conditions and the following disclaimer in the documentation
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 * and/or other materials provided with the distribution.
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 *
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 * 3. The name of ATMEL may not be used to endorse or promote products derived
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 * from this software without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY ATMEL ``AS IS'' AND ANY EXPRESS OR IMPLIED
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 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY AND
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 * SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT,
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 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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#ifndef _LED_H_
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#define _LED_H_
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#include "compiler.h"
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/*! \name Identifiers of LEDs to Use with LED Functions
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 */
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//! @{
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#define LED0  0x01
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#define LED1  0x02
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#define LED2  0x04
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#define LED3  0x08
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//! @}
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/*! \brief Gets the last state of all LEDs set through the LED API.
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 *
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 * \return State of all LEDs (1 bit per LED).
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 *
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 * \note The GPIO pin configuration of all LEDs is left unchanged.
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 */
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extern U32 LED_Read_Display(void);
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/*! \brief Sets the state of all LEDs.
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 *
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 * \param leds New state of all LEDs (1 bit per LED).
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 *
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 * \note The pins of all LEDs are set to GPIO output mode.
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 */
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extern void LED_Display(U32 leds);
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/*! \brief Gets the last state of the specified LEDs set through the LED API.
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 *
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 * \param mask LEDs of which to get the state (1 bit per LED).
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 *
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 * \return State of the specified LEDs (1 bit per LED).
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 *
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 * \note The GPIO pin configuration of all LEDs is left unchanged.
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 */
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extern U32 LED_Read_Display_Mask(U32 mask);
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/*! \brief Sets the state of the specified LEDs.
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 *
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 * \param mask LEDs of which to set the state (1 bit per LED).
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 *
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 * \param leds New state of the specified LEDs (1 bit per LED).
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 *
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 * \note The pins of the specified LEDs are set to GPIO output mode.
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 */
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extern void LED_Display_Mask(U32 mask, U32 leds);
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/*! \brief Tests the last state of the specified LEDs set through the LED API.
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 *
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 * \param leds LEDs of which to test the state (1 bit per LED).
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 *
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 * \return \c TRUE if at least one of the specified LEDs has a state on, else
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 *         \c FALSE.
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 *
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 * \note The GPIO pin configuration of all LEDs is left unchanged.
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 */
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extern Bool LED_Test(U32 leds);
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/*! \brief Turns off the specified LEDs.
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 *
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 * \param leds LEDs to turn off (1 bit per LED).
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 *
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 * \note The pins of the specified LEDs are set to GPIO output mode.
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 */
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extern void LED_Off(U32 leds);
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/*! \brief Turns on the specified LEDs.
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 *
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 * \param leds LEDs to turn on (1 bit per LED).
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 *
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 * \note The pins of the specified LEDs are set to GPIO output mode.
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 */
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extern void LED_On(U32 leds);
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/*! \brief Toggles the specified LEDs.
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 *
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 * \param leds LEDs to toggle (1 bit per LED).
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 *
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 * \note The pins of the specified LEDs are set to GPIO output mode.
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 */
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extern void LED_Toggle(U32 leds);
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/*! \brief Gets as a bit-field the last state of the specified LEDs set through
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 *         the LED API.
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 *
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 * \param field LEDs of which to get the state (1 bit per LED).
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 *
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 * \return State of the specified LEDs (1 bit per LED, beginning with the first
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 *         specified LED).
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 *
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 * \note The GPIO pin configuration of all LEDs is left unchanged.
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 */
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extern U32 LED_Read_Display_Field(U32 field);
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/*! \brief Sets as a bit-field the state of the specified LEDs.
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 *
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 * \param field LEDs of which to set the state (1 bit per LED).
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 * \param leds New state of the specified LEDs (1 bit per LED, beginning with
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 *             the first specified LED).
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 *
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 * \note The pins of the specified LEDs are set to GPIO output mode.
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 */
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extern void LED_Display_Field(U32 field, U32 leds);
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/*! \brief Gets the intensity of the specified LED.
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 *
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 * \param led LED of which to get the intensity (1 bit per LED; only the least
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 *            significant set bit is used).
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 *
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 * \return Intensity of the specified LED (0x00 to 0xFF).
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 *
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 * \warning The PWM channel of the specified LED is supposed to be used only by
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 *          this module.
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 *
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 * \note The GPIO pin configuration of all LEDs is left unchanged.
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 */
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extern U8 LED_Get_Intensity(U32 led);
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/*! \brief Sets the intensity of the specified LEDs.
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 *
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 * \param leds LEDs of which to set the intensity (1 bit per LED).
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 * \param intensity New intensity of the specified LEDs (0x00 to 0xFF).
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 *
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 * \warning The PWM channels of the specified LEDs are supposed to be used only
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 *          by this module.
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 *
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 * \note The pins of the specified LEDs are set to PWM output mode.
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 */
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extern void LED_Set_Intensity(U32 leds, U8 intensity);
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#endif  // _LED_H_

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