1 /* ----------------------------------------------------------------------------
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2 * SAM Software Package License
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3 * ----------------------------------------------------------------------------
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4 * Copyright (c) 2011, 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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35 * Interface for Real Time Timer (RTT) controller.
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39 * -# Changes the prescaler value of the given RTT and restarts it
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40 * using \ref RTT_SetPrescaler().
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41 * -# Get current value of the RTT using \ref RTT_GetTime().
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42 * -# Enables the specified RTT interrupt using \ref RTT_EnableIT().
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43 * -# Get the status register value of the given RTT using \ref RTT_GetStatus().
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44 * -# Configures the RTT to generate an alarm at the given time
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45 * using \ref RTT_SetAlarm().
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51 /*----------------------------------------------------------------------------
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53 *----------------------------------------------------------------------------*/
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59 /*----------------------------------------------------------------------------
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60 * Exported functions
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61 *----------------------------------------------------------------------------*/
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67 extern void RTT_SetPrescaler( Rtt* pRtt, uint16_t wPrescaler ) ;
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69 extern uint32_t RTT_GetTime( Rtt* pRtt ) ;
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71 extern void RTT_EnableIT( Rtt* pRtt, uint32_t dwSources ) ;
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73 extern uint32_t RTT_GetStatus( Rtt *pRtt ) ;
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75 extern void RTT_SetAlarm( Rtt *pRtt, uint32_t dwTime ) ;
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81 #endif /* #ifndef RTT_H */
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