ds1307rtc.h

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00001 #ifndef _DEV_DS1307RTC_H_
00002 #define _DEV_DS1307RTC_H_
00003 
00004 /*
00005  * Copyright (C) 2006 by egnite Software GmbH and Christian Welzel.
00006  * All rights reserved.
00007  *
00008  * Redistribution and use in source and binary forms, with or without
00009  * modification, are permitted provided that the following conditions
00010  * are met:
00011  *
00012  * 1. Redistributions of source code must retain the above copyright
00013  *    notice, this list of conditions and the following disclaimer.
00014  * 2. Redistributions in binary form must reproduce the above copyright
00015  *    notice, this list of conditions and the following disclaimer in the
00016  *    documentation and/or other materials provided with the distribution.
00017  * 3. Neither the name of the copyright holders nor the names of
00018  *    contributors may be used to endorse or promote products derived
00019  *    from this software without specific prior written permission.
00020  *
00021  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
00022  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
00023  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
00024  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL EGNITE
00025  * SOFTWARE GMBH OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
00026  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
00027  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
00028  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
00029  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00030  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
00031  * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
00032  * SUCH DAMAGE.
00033  *
00034  * For additional information see http://www.ethernut.de/
00035  */
00036 
00037 /*
00038  * $Log: ds1307rtc.h,v $
00039  * Revision 1.2  2006/10/05 17:18:49  haraldkipp
00040  * Hardware independant RTC layer added.
00041  *
00042  * Revision 1.1  2006/06/30 22:07:43  christianwelzel
00043  * Initial check in.
00044  *
00045  *
00046  */
00047 
00048 #include <dev/rtc.h>
00049 
00050 extern NUTRTC rtcDs1307;
00051 
00052 __BEGIN_DECLS
00053 /* Prototypes */
00054 extern int DS1307Init(void);
00055 
00056 extern int DS1307RtcGetClock(struct _tm *tm);
00057 extern int DS1307RtcSetClock(CONST struct _tm *tm);
00058 extern int DS1307RtcReadRegs(u_char addr, u_char *buff, size_t len);
00059 extern int DS1307RtcWrite(CONST u_char *buff, size_t len);
00060 
00061 extern int DS1307RamRead(u_char addr, u_char *buff, size_t cnt);
00062 extern int DS1307RamWrite(u_char addr, CONST void *buff, size_t len);
00063 
00064 __END_DECLS
00065 /* End of prototypes */
00066 #endif

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