45 lines
960 B
C++
45 lines
960 B
C++
/* Adds support for the DS1307 real-time clock chip (RTC)
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*/
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#ifndef _DS1307_H_
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#define _DS1307_H_
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#endif
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#ifndef _Wire_H_
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#define _Wire_H_
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#endif
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#include <WProgram.h>
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#define DS1307_I2C_ADDRESS 0x68
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extern byte second, minute, hour, dayOfWeek, dayOfMonth, month, year;
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class DS1307 {
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public:
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DS1307();
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~DS1307();
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void setDateDs1307(byte second, // 0-59
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byte minute, // 0-59
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byte hour, // 1-23
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byte dayOfWeek, // 1-7
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byte dayOfMonth, // 1-28/29/30/31
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byte month, // 1-12
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byte year); // 0-99
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void getDateDs1307(byte *second,
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byte *minute,
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byte *hour,
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byte *dayOfWeek,
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byte *dayOfMonth,
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byte *month,
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byte *year);
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private:
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byte decToBcd(byte val);
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byte bcdToDec(byte val);
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};
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