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Viewing changes to test/rtc-test/util/DS1307.h

  • Committer: Dan
  • Date: 2011-12-01 00:59:35 UTC
  • Revision ID: dan@waxworlds.org-20111201005935-baxqmd35xy677sqg
Added PCB diagram

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test/rtc-test/util/DS1307.h
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/*
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  DS1307.h - library for DS1307 rtc
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*/
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// ensure this library description is only included once
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#ifndef DS1307_h
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#define DS1307_h
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// include types & constants of core API
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#include <Arduino.h>
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// include types & constants of Wire ic2 lib
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#include <Wire.h>
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#define DS1307_SEC 0
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#define DS1307_MIN 1
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#define DS1307_HR 2
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#define DS1307_DOW 3
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#define DS1307_DAY 4
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#define DS1307_MTH 5
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#define DS1307_YR 6
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#define DS1307_BASE_YR 2000
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#define DS1307_CTRL_ID B1101000  //DS1307
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 // Define register bit masks
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#define DS1307_CLOCKHALT B10000000
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#define DS1307_LO_BCD B00001111
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#define DS1307_HI_BCD B11110000
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#define DS1307_HI_SEC B01110000
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#define DS1307_HI_MIN B01110000
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#define DS1307_HI_HR  B00110000
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#define DS1307_LO_DOW B00000111
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#define DS1307_HI_DAY B00110000
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#define DS1307_HI_MTH B00110000
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#define DS1307_HI_YR  B11110000
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// library interface description
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class DS1307
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{
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public:
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    DS1307();
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    void get(int *, boolean);
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    int get(int, boolean);
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        void set(int, int);
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    void start(void);
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    void stop(void);
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private:
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    // used prior to read/set ds1307 registers;
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    byte rtc_bcd[7];
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        void read(void);
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        void save(void);
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};
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extern DS1307 RTC;
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#endif