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[/] [openrisc/] [trunk/] [rtos/] [freertos-6.1.1/] [Demo/] [AVR32_UC3/] [BOARDS/] [EVK1101/] [led.h] - Rev 866
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/*This file is prepared for Doxygen automatic documentation generation.*/ /*! \file ********************************************************************* * * \brief AT32UC3B EVK1101 board LEDs support package. * * This file contains definitions and services related to the LED features of * the EVK1101 board. * * - Compiler: IAR EWAVR32 and GNU GCC for AVR32 * - Supported devices: All AVR32 AT32UC3B devices can be used. * - AppNote: * * \author Atmel Corporation: http://www.atmel.com \n * Support and FAQ: http://support.atmel.no/ * ******************************************************************************/ /* Copyright (c) 2007, Atmel Corporation All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * * 2. 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. * * 3. The name of ATMEL may not be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY ATMEL ``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 EXPRESSLY AND * SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL 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. */ #ifndef _LED_H_ #define _LED_H_ #include "compiler.h" /*! \name Identifiers of LEDs to Use with LED Functions */ //! @{ #define LED0 0x01 #define LED1 0x02 #define LED2 0x04 #define LED3 0x08 //! @} /*! \brief Gets the last state of all LEDs set through the LED API. * * \return State of all LEDs (1 bit per LED). * * \note The GPIO pin configuration of all LEDs is left unchanged. */ extern U32 LED_Read_Display(void); /*! \brief Sets the state of all LEDs. * * \param leds New state of all LEDs (1 bit per LED). * * \note The pins of all LEDs are set to GPIO output mode. */ extern void LED_Display(U32 leds); /*! \brief Gets the last state of the specified LEDs set through the LED API. * * \param mask LEDs of which to get the state (1 bit per LED). * * \return State of the specified LEDs (1 bit per LED). * * \note The GPIO pin configuration of all LEDs is left unchanged. */ extern U32 LED_Read_Display_Mask(U32 mask); /*! \brief Sets the state of the specified LEDs. * * \param mask LEDs of which to set the state (1 bit per LED). * * \param leds New state of the specified LEDs (1 bit per LED). * * \note The pins of the specified LEDs are set to GPIO output mode. */ extern void LED_Display_Mask(U32 mask, U32 leds); /*! \brief Tests the last state of the specified LEDs set through the LED API. * * \param leds LEDs of which to test the state (1 bit per LED). * * \return \c TRUE if at least one of the specified LEDs has a state on, else * \c FALSE. * * \note The GPIO pin configuration of all LEDs is left unchanged. */ extern Bool LED_Test(U32 leds); /*! \brief Turns off the specified LEDs. * * \param leds LEDs to turn off (1 bit per LED). * * \note The pins of the specified LEDs are set to GPIO output mode. */ extern void LED_Off(U32 leds); /*! \brief Turns on the specified LEDs. * * \param leds LEDs to turn on (1 bit per LED). * * \note The pins of the specified LEDs are set to GPIO output mode. */ extern void LED_On(U32 leds); /*! \brief Toggles the specified LEDs. * * \param leds LEDs to toggle (1 bit per LED). * * \note The pins of the specified LEDs are set to GPIO output mode. */ extern void LED_Toggle(U32 leds); /*! \brief Gets as a bit-field the last state of the specified LEDs set through * the LED API. * * \param field LEDs of which to get the state (1 bit per LED). * * \return State of the specified LEDs (1 bit per LED, beginning with the first * specified LED). * * \note The GPIO pin configuration of all LEDs is left unchanged. */ extern U32 LED_Read_Display_Field(U32 field); /*! \brief Sets as a bit-field the state of the specified LEDs. * * \param field LEDs of which to set the state (1 bit per LED). * \param leds New state of the specified LEDs (1 bit per LED, beginning with * the first specified LED). * * \note The pins of the specified LEDs are set to GPIO output mode. */ extern void LED_Display_Field(U32 field, U32 leds); /*! \brief Gets the intensity of the specified LED. * * \param led LED of which to get the intensity (1 bit per LED; only the least * significant set bit is used). * * \return Intensity of the specified LED (0x00 to 0xFF). * * \warning The PWM channel of the specified LED is supposed to be used only by * this module. * * \note The GPIO pin configuration of all LEDs is left unchanged. */ extern U8 LED_Get_Intensity(U32 led); /*! \brief Sets the intensity of the specified LEDs. * * \param leds LEDs of which to set the intensity (1 bit per LED). * \param intensity New intensity of the specified LEDs (0x00 to 0xFF). * * \warning The PWM channels of the specified LEDs are supposed to be used only * by this module. * * \note The pins of the specified LEDs are set to PWM output mode. */ extern void LED_Set_Intensity(U32 leds, U8 intensity); #endif // _LED_H_
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