GC9107_TFT_LCD_RDL.hpp

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#pragma once
 
// Section Libraries
#include "color16_graphics_RDL.hpp"
 
class GC9107_TFT : public color16_graphics
{
 
public:
    GC9107_TFT();
    ~GC9107_TFT() {};
 
    enum class PowerState_e : uint8_t
    {
        NormalIdleOff,       
        NormalIdleOn,        
        PartialIdleOff,      
        PartialIdleOn,       
        SleepNormalIdleOff,  
        SleepNormalIdleOn,   
        SleepPartialIdleOff, 
        SleepPartialIdleOn   
    };
 
    struct MADCTL_FLAGS_t
    {
        static constexpr uint8_t MY = 0x80;  
        static constexpr uint8_t MX = 0x40;  
        static constexpr uint8_t MV = 0x20;  
        static constexpr uint8_t ML = 0x10;  
        static constexpr uint8_t RGB = 0x00; 
        static constexpr uint8_t BGR = 0x08; 
    };
 
    enum class GM_memory_base_e : uint8_t
    {
        MEMORY_BASE_GM_128x128 = 1, 
        MEMORY_BASE_GM_128x160 = 11 
    };
 
    virtual void setAddrWindow(uint16_t, uint16_t, uint16_t, uint16_t) override;
 
    // Setup related
    void TFTSetupGPIO(int8_t, int8_t, int8_t, int8_t, int8_t); // SW SPI
    void TFTSetupGPIO(int8_t, int8_t);                         // HW SPI
    void TFTInitScreen(uint16_t w = 128, uint16_t h = 160,
                       GM_memory_base_e memoryBase = GM_memory_base_e::MEMORY_BASE_GM_128x160,
                       uint8_t colorOrder = MADCTL_FLAGS_t::RGB);
    void TFTsetPanelOffset(uint8_t colOffset, uint8_t rowOffset);
    rdlib::Return_Codes_e TFTInitSPI(uint16_t CommDelay, int gpioDev);                            // SW SPI
    rdlib::Return_Codes_e TFTInitSPI(int device, int channel, int speed, int flags, int gpioDev); // HW SPI
    rdlib::Return_Codes_e TFTPowerDown(void);
    uint16_t HighFreqDelayGet(void);
    void HighFreqDelaySet(uint16_t);
    rdlib::Return_Codes_e TFTResetPin(void);
 
    void TFTsetRotation(display_rotate_e r);
    void TFTchangeInvertMode(bool m);
    void TFTsetPowerMode(PowerState_e m);
    void TFTenableDisplay(bool m);
    void TFTsetScrollArea(uint16_t topFixed, uint16_t scrollArea, uint16_t bottomFixed);
    void TFTsetScrollStart(uint16_t vsp);
    void TFTScrollModeLeave(void);
 
private:
    void TFTGammaSet(void);
    rdlib::Return_Codes_e TFTDataCommandPin(void);
    rdlib::Return_Codes_e TFTClock_Data_ChipSelect_Pins(void);
    void TFTSetupResetPin(int8_t rst);
    rdlib::Return_Codes_e TFTGC9107Initialize(void);
    void TFTcmdInitSequence(void);
 
private:
    // Display
    PowerState_e _currentPowerState = PowerState_e::NormalIdleOff;
    GM_memory_base_e _memoryBase = GM_memory_base_e::MEMORY_BASE_GM_128x160;
    uint8_t _colorOrder = MADCTL_FLAGS_t::RGB; 
    bool _displayOn = false;                   
    const uint16_t _sleepDelay = 120;          
    // SPI related
    int _spiDev = 0;         
    int _spiChan = 0;        
    int _spiBaud = 50000;    
    int _spiFlags = 0;       
    bool _resetPinOn = true; 
    // Screen Size
    uint16_t _widthStartTFT = 128;  
    uint16_t _heightStartTFT = 160; 
    uint16_t _RAM_WIDTH = 128;      
    uint16_t _RAM_HEIGHT = 160;     
    uint8_t _colOffset = 0;         
    uint8_t _rowOffset = 0;         
    uint8_t _xstart = 0;            
    uint8_t _ystart = 0;            
    // GC9107 registers + Commands
    static constexpr uint8_t GC9107_SLPIN = 0x10;            
    static constexpr uint8_t GC9107_SLPOUT = 0x11;           
    static constexpr uint8_t GC9107_PTLON = 0x12;            
    static constexpr uint8_t GC9107_NORON = 0x13;            
    static constexpr uint8_t GC9107_INVOFF = 0x20;           
    static constexpr uint8_t GC9107_INVON = 0x21;            
    static constexpr uint8_t GC9107_DISPOFF = 0x28;          
    static constexpr uint8_t GC9107_DISPON = 0x29;           
    static constexpr uint8_t GC9107_CASET = 0x2A;            
    static constexpr uint8_t GC9107_RASET = 0x2B;            
    static constexpr uint8_t GC9107_RAMWR = 0x2C;            
    static constexpr uint8_t GC9107_PTLAR = 0x30;            
    static constexpr uint8_t GC9107_VSCRDEF = 0x33;          
    static constexpr uint8_t GC9107_TEOFF = 0x34;            
    static constexpr uint8_t GC9107_TEON = 0x35;             
    static constexpr uint8_t GC9107_MADCTL = 0x36;           
    static constexpr uint8_t GC9107_VSCRSADD = 0x37;         
    static constexpr uint8_t GC9107_IDLEOFF = 0x38;          
    static constexpr uint8_t GC9107_IDLEON = 0x39;           
    static constexpr uint8_t GC9107_COLMOD = 0x3A;           
    static constexpr uint8_t GC9107_TEARSET = 0x44;          
    static constexpr uint8_t GC9107_GETLINE = 0x45;          
    static constexpr uint8_t GC9107_FRAME_RATE_SET = 0xA8;   
    static constexpr uint8_t GC9107_RGB_COMP_PRIN = 0xAC;    
    static constexpr uint8_t GC9107_BLANK_PORCH_CTRL = 0xAD; 
    static constexpr uint8_t GC9107_INVERSION = 0xCB;        
    static constexpr uint8_t GC9107_AVDD_VCL_SET = 0xE2;     
    static constexpr uint8_t GC9107_AVDD_VCL_CLK = 0xE3;     
    static constexpr uint8_t GC9107_VGH_VGL_CLK = 0xEA;      
    static constexpr uint8_t GC9107_VREG_CTL = 0xE7;         
    static constexpr uint8_t GC9107_VGH_SET = 0xE8;          
    static constexpr uint8_t GC9107_VGL_SET = 0xE9;          
    static constexpr uint8_t GC9107_INREGEN2 = 0xEF;         
    static constexpr uint8_t GC9107_GAMMA1 = 0xF0;           
    static constexpr uint8_t GC9107_GAMMA2 = 0xF1;           
    static constexpr uint8_t GC9107_INREGEN1 = 0xFE;         
}; // end of class
 
//  === EOF ===