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50 lines
990 B
C++
50 lines
990 B
C++
#pragma once
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//
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// FILE: nibbleArray.h
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// AUTHOR: Rob Tillaart
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// VERSION: 0.2.2
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// PURPOSE: Arduino library for a compact array of nibbles (4 bits)
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// URL: https://github.com/RobTillaart/nibbleArray
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//
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#include "Arduino.h"
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#define NIBBLEARRAY_LIB_VERSION (F("0.2.2"))
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#ifndef NIBBLEARRAY_MAXSIZE
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// UNO BASED MAXSIZE?
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#define NIBBLEARRAY_MAXSIZE 510
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#endif
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#define NIBBLEARRAY_OK 0x00
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#define NIBBLEARRAY_ERROR_INDEX 0xFF
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class nibbleArray
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{
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public:
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nibbleArray(const uint16_t size);
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~nibbleArray();
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// return 0..F if ok
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// returns 0xFF for index error.
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uint8_t get(const uint16_t index);
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// returns 0xFF for index error.
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uint8_t set(const uint16_t index, uint8_t value);
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uint16_t size() { return _size; };
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uint16_t memory() { return _bytes; };
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void clear();
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void setAll(uint8_t value);
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private:
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uint8_t * _arr;
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uint16_t _size;
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uint8_t _bytes = 0;
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};
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// -- END OF FILE --
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