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59 lines
1.3 KiB
C++
59 lines
1.3 KiB
C++
#pragma once
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//
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// FILE: rotaryDecoderSwitch.h
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// AUTHOR: Rob Tillaart
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// VERSION: 0.2.1
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// DATE: 2021-05-17
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// PURPOSE: Arduino library for rotary decoder (with switch)
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// URL: https://github.com/RobTillaart/rotaryDecoderSwitch
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#include "Arduino.h"
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#include "Wire.h"
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#define ROTARY_DECODER_SWITCH_LIB_VERSION (F("0.2.1"))
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class rotaryDecoderSwitch
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{
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public:
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explicit rotaryDecoderSwitch(const int8_t address, TwoWire *wire = &Wire);
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bool begin(uint8_t count = 2);
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bool isConnected();
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void readInitialState();
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// for polling version,
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// checkChange is bit faster than a call to update
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// so useful if there are only a few updates
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bool checkChange();
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// read and update the counters
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bool update(); // assumes two directions => +1 and -1
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bool updateSingle(); // assumes single direction => + ++ +++
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int32_t getValue(uint8_t re);
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void setValue(uint8_t re, int32_t val = 0);
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bool isKeyPressed(uint8_t re);
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// DEBUG
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uint8_t getLastPosition(uint8_t re);
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uint8_t getRaw();
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private:
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uint8_t _count = 0;
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uint8_t _lastValue = 0;
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uint8_t _lastPos[2] = { 0, 0 };
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int32_t _encoder[2] = { 0, 0 };
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uint8_t _read8();
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uint8_t _address;
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TwoWire * _wire;
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};
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// -- END OF FILE --
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