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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35 /// Interface for configuration the Pulse Width Modulation Controller (PWM) peripheral.
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39 /// -# Configures PWM clocks A & B to run at the given frequencies using
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40 /// PWMC_ConfigureClocks().
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41 /// -# Configure PWMC channel using PWMC_ConfigureChannel(), PWMC_SetPeriod()
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42 /// and PWMC_SetDutyCycle().
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43 /// -# Enable & disable channel using PWMC_EnableChannel() and
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44 /// PWMC_DisableChannel().
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45 /// -# Enable & disable the period interrupt for the given PWM channel using
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46 /// PWMC_EnableChannelIt() and PWMC_DisableChannelIt().
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48 /// Please refer to the list of functions in the #Overview# tab of this unit
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49 /// for more detailed information.
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50 //------------------------------------------------------------------------------
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55 //------------------------------------------------------------------------------
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57 //------------------------------------------------------------------------------
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59 extern void PWMC_ConfigureChannel(
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60 unsigned char channel,
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61 unsigned int prescaler,
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62 unsigned int alignment,
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63 unsigned int polarity);
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65 extern void PWMC_ConfigureClocks
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70 extern void PWMC_SetPeriod(unsigned char channel, unsigned short period);
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72 extern void PWMC_SetDutyCycle(unsigned char channel, unsigned short duty);
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74 extern void PWMC_EnableChannel(unsigned char channel);
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76 extern void PWMC_DisableChannel(unsigned char channel);
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78 extern void PWMC_EnableChannelIt(unsigned char channel);
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80 extern void PWMC_DisableChannelIt(unsigned char channel);
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82 #endif //#ifndef PWMC_H
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