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https://github.com/DCC-EX/CommandStation-EX.git
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ef937dcacf
Forces caller to go via create function which includes overlap checks before class is instantiated.
58 lines
1.8 KiB
C++
58 lines
1.8 KiB
C++
/*
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* © 2021, Neil McKechnie. All rights reserved.
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*
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* This file is part of DCC++EX API
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*
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* This is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* It is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with CommandStation. If not, see <https://www.gnu.org/licenses/>.
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*/
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/*
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* To declare a device instance,
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* IO_ExampleSerial myDevice(1000, 10, Serial3, 9600);
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* or to create programmatically,
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* IO_ExampleSerial::create(1000, 10, Serial3, 9600);
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*
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* (uses VPINs 1000-1009, talke on Serial 3 at 9600 baud.)
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*
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* See IO_ExampleSerial.cpp for the protocol used over the serial line.
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*
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*/
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#ifndef IO_EXAMPLESERIAL_H
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#define IO_EXAMPLESERIAL_H
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#include "IODevice.h"
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class IO_ExampleSerial : public IODevice {
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public:
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static void create(VPIN firstVpin, int nPins, HardwareSerial *serial, unsigned long baud);
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protected:
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IO_ExampleSerial(VPIN firstVpin, int nPins, HardwareSerial *serial, unsigned long baud);
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void _begin() override;
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void _loop(unsigned long currentMicros) override;
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void _write(VPIN vpin, int value) override;
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int _read(VPIN vpin) override;
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void _display() override;
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private:
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HardwareSerial *_serial;
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uint8_t _inputState = 0;
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int _inputIndex = 0;
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int _inputValue = 0;
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uint16_t *_pinValues; // Pointer to block of memory containing pin values
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unsigned long _baud;
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};
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#endif // IO_EXAMPLESERIAL_H
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