1 /*This file is prepared for Doxygen automatic documentation generation.*/
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2 /*! \file *********************************************************************
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4 * \brief AT32UC3A EVK1100 board LEDs support package.
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6 * This file contains definitions and services related to the LED features of
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9 * - Compiler: IAR EWAVR32 and GNU GCC for AVR32
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10 * - Supported devices: All AVR32 AT32UC3A devices can be used.
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13 * \author Atmel Corporation: http://www.atmel.com \n
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14 * Support and FAQ: http://support.atmel.no/
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16 ******************************************************************************/
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18 /* Copyright (c) 2007, Atmel Corporation All rights reserved.
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20 * Redistribution and use in source and binary forms, with or without
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21 * modification, are permitted provided that the following conditions are met:
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23 * 1. Redistributions of source code must retain the above copyright notice,
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24 * this list of conditions and the following disclaimer.
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26 * 2. Redistributions in binary form must reproduce the above copyright notice,
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27 * this list of conditions and the following disclaimer in the documentation
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28 * and/or other materials provided with the distribution.
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30 * 3. The name of ATMEL may not be used to endorse or promote products derived
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31 * from this software without specific prior written permission.
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33 * THIS SOFTWARE IS PROVIDED BY ATMEL ``AS IS'' AND ANY EXPRESS OR IMPLIED
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34 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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35 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY AND
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36 * SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT,
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37 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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38 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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39 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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40 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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41 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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42 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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49 #include "compiler.h"
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52 /*! \name Identifiers of LEDs to Use with LED Functions
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66 /*! \brief Gets the last state of all LEDs set through the LED API.
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68 * \return State of all LEDs (1 bit per LED).
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70 * \note The GPIO pin configuration of all LEDs is left unchanged.
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72 extern U32 LED_Read_Display(void);
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74 /*! \brief Sets the state of all LEDs.
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76 * \param leds New state of all LEDs (1 bit per LED).
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78 * \note The pins of all LEDs are set to GPIO output mode.
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80 extern void LED_Display(U32 leds);
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82 /*! \brief Gets the last state of the specified LEDs set through the LED API.
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84 * \param mask LEDs of which to get the state (1 bit per LED).
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86 * \return State of the specified LEDs (1 bit per LED).
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88 * \note The GPIO pin configuration of all LEDs is left unchanged.
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90 extern U32 LED_Read_Display_Mask(U32 mask);
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92 /*! \brief Sets the state of the specified LEDs.
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94 * \param mask LEDs of which to set the state (1 bit per LED).
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96 * \param leds New state of the specified LEDs (1 bit per LED).
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98 * \note The pins of the specified LEDs are set to GPIO output mode.
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100 extern void LED_Display_Mask(U32 mask, U32 leds);
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102 /*! \brief Tests the last state of the specified LEDs set through the LED API.
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104 * \param leds LEDs of which to test the state (1 bit per LED).
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106 * \return \c TRUE if at least one of the specified LEDs has a state on, else
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109 * \note The GPIO pin configuration of all LEDs is left unchanged.
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111 extern Bool LED_Test(U32 leds);
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113 /*! \brief Turns off the specified LEDs.
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115 * \param leds LEDs to turn off (1 bit per LED).
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117 * \note The pins of the specified LEDs are set to GPIO output mode.
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119 extern void LED_Off(U32 leds);
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121 /*! \brief Turns on the specified LEDs.
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123 * \param leds LEDs to turn on (1 bit per LED).
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125 * \note The pins of the specified LEDs are set to GPIO output mode.
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127 extern void LED_On(U32 leds);
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129 /*! \brief Toggles the specified LEDs.
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131 * \param leds LEDs to toggle (1 bit per LED).
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133 * \note The pins of the specified LEDs are set to GPIO output mode.
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135 extern void LED_Toggle(U32 leds);
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137 /*! \brief Gets as a bit-field the last state of the specified LEDs set through
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140 * \param field LEDs of which to get the state (1 bit per LED).
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142 * \return State of the specified LEDs (1 bit per LED, beginning with the first
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145 * \note The GPIO pin configuration of all LEDs is left unchanged.
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147 extern U32 LED_Read_Display_Field(U32 field);
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149 /*! \brief Sets as a bit-field the state of the specified LEDs.
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151 * \param field LEDs of which to set the state (1 bit per LED).
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152 * \param leds New state of the specified LEDs (1 bit per LED, beginning with
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153 * the first specified LED).
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155 * \note The pins of the specified LEDs are set to GPIO output mode.
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157 extern void LED_Display_Field(U32 field, U32 leds);
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159 /*! \brief Gets the intensity of the specified LED.
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161 * \param led LED of which to get the intensity (1 bit per LED; only the least
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162 * significant set bit is used).
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164 * \return Intensity of the specified LED (0x00 to 0xFF).
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166 * \warning The PWM channel of the specified LED is supposed to be used only by
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169 * \note The GPIO pin configuration of all LEDs is left unchanged.
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171 extern U8 LED_Get_Intensity(U32 led);
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173 /*! \brief Sets the intensity of the specified LEDs.
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175 * \param leds LEDs of which to set the intensity (1 bit per LED).
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176 * \param intensity New intensity of the specified LEDs (0x00 to 0xFF).
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178 * \warning The PWM channels of the specified LEDs are supposed to be used only
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181 * \note The pins of the specified LEDs are set to PWM output mode.
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183 extern void LED_Set_Intensity(U32 leds, U8 intensity);
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