mirror of
https://github.com/taigrr/arduinolibs
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64 lines
1.9 KiB
C++
64 lines
1.9 KiB
C++
/*
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* Copyright (C) 2012 Southern Storm Software, Pty Ltd.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifndef DS1307RTC_h
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#define DS1307RTC_h
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#include "RTC.h"
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class I2CMaster;
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class DS1307RTC : public RTC {
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public:
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DS1307RTC(I2CMaster &bus, uint8_t oneHzPin = 255);
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~DS1307RTC();
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bool isRealTime() const { return _isRealTime; }
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bool hasUpdates();
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void readTime(RTCTime *value);
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void readDate(RTCDate *value);
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void writeTime(const RTCTime *value);
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void writeDate(const RTCDate *value);
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void readAlarm(uint8_t alarmNum, RTCAlarm *value);
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void writeAlarm(uint8_t alarmNum, const RTCAlarm *value);
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uint8_t readByte(uint8_t offset);
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void writeByte(uint8_t offset, uint8_t value);
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private:
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I2CMaster *_bus;
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uint8_t _oneHzPin;
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bool prevOneHz;
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bool _isRealTime;
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void initAlarms();
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uint8_t readRegister(uint8_t reg);
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bool writeRegister(uint8_t reg, uint8_t value);
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};
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#endif
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