lcd_hd44780.h

Go to the documentation of this file.

#pragma once
#ifndef DSY_LCD_HD44780_H
#define DSY_LCD_HD44780_H
 
#include "daisy_core.h"
#include "per/gpio.h"
 
 
namespace daisy
{
class LcdHD44780
{
  public:
    LcdHD44780() {}
    ~LcdHD44780() {}
 
    struct Config
    {
        bool         cursor_on;
        bool         cursor_blink;
        dsy_gpio_pin rs, en, d4, d5, d6, d7;
    };
 
    void Init(const Config &config);
 
    void Print(const char *string);
 
    void PrintInt(int number);
 
    void SetCursor(uint8_t row, uint8_t col);
 
    void Clear();
 
  private:
    bool     cursor_on;
    bool     cursor_blink;
    dsy_gpio lcd_pin_rs;
    dsy_gpio lcd_pin_en;
    dsy_gpio lcd_data_pin[4]; // D4-D7
 
    void WriteData(uint8_t);
    void WriteCommand(uint8_t);
    void Write(uint8_t, uint8_t);
};
 
} // namespace daisy
 
#endif