Adafruit_RTCLib
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Diff: DS1307.h
- Revision:
- 0:7f90c8e04249
- Child:
- 1:2c4e81ecda67
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/DS1307.h Tue Jul 17 05:49:20 2012 +0000 @@ -0,0 +1,32 @@ +// Code by JeeLabs http://news.jeelabs.org/code/ +// Released to the public domain! Enjoy! + +/* + * Taken from https://github.com/adafruit/RTClib + * and modified for LPC1768 by Neal Horman July 2012 + * Also add support for access to the 56 bytes of + * user accessible battery backed ram. + */ + +#ifndef _DS1307_H_ +#define _DS1307_H_ + +#include "mbed.h" +#include "DateTime.h" + +// RTC based on the DS1307 chip connected via I2C and the Wire library +class RtcDs1307 +{ +public: + RtcDs1307(I2C &i2c); + bool adjust(const DateTime& dt); + bool isRunning(); + DateTime now(); + bool commit(); + uint8_t &operator[](uint8_t i) { return mRam[(i<sizeof(mRam)-1 ? i+1 : 0)]; }; +protected: + I2C &mI2c; + uint8_t mRam[1+56]; // device register address + 56 bytes +}; + +#endif \ No newline at end of file