Sha256: f6fdf0e9ffda99b689f2846257b33624104f322ec193f7c158b1e896e9ad83cd
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Size: 1.4 KB
Versions: 21
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Stored size: 1.4 KB
Contents
/*
DS1307.h - library for DS1307 rtc
*/
// ensure this library description is only included once
#ifndef DS1307_h
#define DS1307_h
// include types & constants of Wiring core API
#include <WConstants.h>
// include types & constants of Wire ic2 lib
#include <../Wire/Wire.h>
#define DS1307_SEC 0
#define DS1307_MIN 1
#define DS1307_HR 2
#define DS1307_DOW 3
#define DS1307_DATE 4
#define DS1307_MTH 5
#define DS1307_YR 6
#define DS1307_CTRL 7
#define DS1307_BASE_YR 2000 // with change of get() return from int to byte. this is no longer
// used, the user must add 2000 himself
#define DS1307_CTRL_ID B1101000 // DS1307
// Define register bit masks
#define DS1307_CLOCKHALT B10000000
#define DS1307_LO_BCD B00001111
#define DS1307_HI_BCD B11110000
#define DS1307_HI_SEC B01110000
#define DS1307_HI_MIN B01110000
#define DS1307_HI_HR B00110000
#define DS1307_LO_DOW B00000111
#define DS1307_HI_DATE B00110000
#define DS1307_HI_MTH B00110000
#define DS1307_HI_YR B11110000
// library interface description
class DS1307
{
// user-accessible "public" interface
public:
DS1307();
void get(byte*, boolean);
byte get(int, boolean);
void set(int, int);
void start(void);
void stop(void);
// library-accessible "private" interface
private:
byte rtc_bcd[7]; // used prior to read/set ds1307 registers;
void read(void);
void save(void);
};
extern DS1307 RTC;
#endif
Version data entries
21 entries across 21 versions & 4 rubygems