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https://github.com/RobTillaart/Arduino.git
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70 lines
1.4 KiB
C
70 lines
1.4 KiB
C
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#pragma once
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//
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// FILE: I2C_LCD.h
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// AUTHOR: Rob.Tillaart@gmail.com
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// VERSION: 0.1.0
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// DATE: 2023-12-16
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// PUPROSE: Arduino library for I2C_LCD
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// URL: https://github.com/RobTillaart/I2C_LCD
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#define I2C_LCD_LIB_VERSION (F("0.1.0"))
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#include "Arduino.h"
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#include "Wire.h"
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class I2C_LCD : public Print
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{
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public:
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explicit I2C_LCD(uint8_t address, TwoWire * wire = &Wire);
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void config(uint8_t address, uint8_t enable, uint8_t readwrite, uint8_t registerselect,
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uint8_t data4, uint8_t data5, uint8_t data6, uint8_t data7, uint8_t backlight);
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void begin(uint8_t cols = 20, uint8_t rows = 4);
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void setBacklight(bool on); // backlight() / noBacklight()
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void display();
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void noDisplay();
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void clear();
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void home();
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void setCursor(uint8_t col, uint8_t row);
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// TODO private..
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// PRINT INTERFACE
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size_t write(uint8_t c);
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void sendData(uint8_t value);
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void sendCommand(uint8_t value);
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void write4bits(uint8_t value);
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private:
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uint8_t _address = 0;
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TwoWire * _wire = NULL;
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// defaults
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uint8_t _enable;
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uint8_t _readWrite;
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uint8_t _registerSelect;
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uint8_t _backLight;
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uint8_t _dataPin[4];
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// TODO backlight status
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uint8_t _cols = 20;
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uint8_t _rows = 4;
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bool _pinsInOrder;
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};
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// -- END OF FILE --
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