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CommandStation-EX/IO_DS1307.h

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2024-11-30 14:11:43 +01:00
/*
* © 2024, Chris Harlow. All rights reserved.
*
* This file is part of CommandStation-EX
*
* This is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* It is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with CommandStation. If not, see <https://www.gnu.org/licenses/>.
*/
/*
* The IO_DS1307 device driver is used to interface a standalone realtime clock.
* The clock will announce every minute (which will trigger EXRAIL ONTIME events).
* Seconds, and Day/date info is ignored, except that the announced hhmm time
* will attempt to synchronize with the 0 seconds of the clock.
* An analog read in EXRAIL (IFGTE(vpin, value) etc will check against the hh*60+mm time.
* The clock can be easily set by an analog write to the vpin using 24 hr clock time
* with the command <z vpin hh mm ss>
*/
#ifndef IO_DS1307_h
#define IO_DS1307_h
#include "IODevice.h"
class DS1307 : public IODevice {
public:
static const bool debug=false;
static void create(VPIN vpin, I2CAddress i2cAddress);
private:
// Constructor
DS1307(VPIN vpin,I2CAddress i2cAddress);
uint32_t getTime();
void _begin() override;
void _display() override;
void _loop(unsigned long currentMicros) override;
int _readAnalogue(VPIN vpin) override;
void _writeAnalogue(VPIN vpin, int hh, uint8_t mm, uint16_t ss) override;
};
#endif