1 /* ----------------------------------------------------------------------------
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2 * ATMEL Microcontroller Software Support
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3 * ----------------------------------------------------------------------------
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4 * Copyright (c) 2008, Atmel Corporation
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6 * All rights reserved.
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8 * Redistribution and use in source and binary forms, with or without
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9 * modification, are permitted provided that the following conditions are met:
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11 * - Redistributions of source code must retain the above copyright notice,
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12 * this list of conditions and the disclaimer below.
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14 * Atmel's name may not be used to endorse or promote products derived from
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15 * this software without specific prior written permission.
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17 * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
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18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
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20 * DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
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21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
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23 * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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24 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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25 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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26 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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27 * ----------------------------------------------------------------------------
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30 //------------------------------------------------------------------------------
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34 /// Configuration and handling of interrupts on PIO status changes.
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38 /// -# Configure an status change interrupt on one or more pin(s) with
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39 /// PIO_ConfigureIt.
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40 /// -# Enable & disable interrupts on pins using PIO_EnableIt and
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42 //------------------------------------------------------------------------------
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44 //------------------------------------------------------------------------------
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46 //------------------------------------------------------------------------------
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50 //------------------------------------------------------------------------------
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52 //------------------------------------------------------------------------------
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54 extern void PIO_InitializeInterrupts(unsigned int priority);
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56 extern void PIO_ConfigureIt(const Pin *pPin, void (*handler)(const Pin *));
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58 extern void PIO_EnableIt(const Pin *pPin);
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60 extern void PIO_DisableIt(const Pin *pPin);
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