HW_PIC32MX340F512H.h

// *** Hardwarespecific functions ***
void UTFT::_hw_special_init()
{
}

void UTFT::LCD_Writ_Bus(char VH,char VL, byte mode)
{   
    switch (mode)
    {
    case 1:
        if (display_serial_mode==SERIAL_4PIN)
        {
        if (VH==1)
            sbi(P_SDA, B_SDA);
        else
            cbi(P_SDA, B_SDA);
        pulse_low(P_SCL, B_SCL);
        }
        else
        {
        if (VH==1)
            sbi(P_RS, B_RS);
        else
            cbi(P_RS, B_RS);
        }

        if (VL & 0x80)
            sbi(P_SDA, B_SDA);
        else
            cbi(P_SDA, B_SDA);
        pulse_low(P_SCL, B_SCL);
        if (VL & 0x40)
            sbi(P_SDA, B_SDA);
        else
            cbi(P_SDA, B_SDA);
        pulse_low(P_SCL, B_SCL);
        if (VL & 0x20)
            sbi(P_SDA, B_SDA);
        else
            cbi(P_SDA, B_SDA);
        pulse_low(P_SCL, B_SCL);
        if (VL & 0x10)
            sbi(P_SDA, B_SDA);
        else
            cbi(P_SDA, B_SDA);
        pulse_low(P_SCL, B_SCL);
        if (VL & 0x08)
            sbi(P_SDA, B_SDA);
        else
            cbi(P_SDA, B_SDA);
        pulse_low(P_SCL, B_SCL);
        if (VL & 0x04)
            sbi(P_SDA, B_SDA);
        else
            cbi(P_SDA, B_SDA);
        pulse_low(P_SCL, B_SCL);
        if (VL & 0x02)
            sbi(P_SDA, B_SDA);
        else
            cbi(P_SDA, B_SDA);
        pulse_low(P_SCL, B_SCL);
        if (VL & 0x01)
            sbi(P_SDA, B_SDA);
        else
            cbi(P_SDA, B_SDA);
        pulse_low(P_SCL, B_SCL);
        break;
    case 8:
        LATECLR = 0xFF;
        LATESET = VH;
        *P_WR &= ~B_WR;
        *P_WR |= B_WR;
        LATECLR = 0xFF;
        LATESET = VL;
        *P_WR &= ~B_WR;
        *P_WR |= B_WR;
        break;
    case 16:
        LATDCLR = 0xFF;
        LATDSET = VL & 0xFF;
        LATECLR = 0xFF;
        LATESET = VH & 0xFF;
        *P_WR &= ~B_WR;
        *P_WR |= B_WR;
        break;
    case LATCHED_16:
        asm("nop");     // Mode is unsupported
        break;
    }
}

void UTFT::_set_direction_registers(byte mode)
{
    if (mode!=LATCHED_16)
    {
        TRISE=0;
        if (mode==16)
            TRISD=0;
    }
    else
    {
        asm("nop");     // Mode is unsupported
    }
}

void UTFT::_fast_fill_16(int ch, int cl, long pix)
{
    long blocks;

    LATDCLR = 0xFF;
    LATDSET = cl & 0xFF;
    LATECLR = 0xFF;
    LATESET = ch & 0xFF;

    blocks = pix/16;
    for (int i=0; i<blocks; i++)
    {
        *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR;
    }
    if ((pix % 16) != 0)
        for (int i=0; i<(pix % 16)+1; i++)
        {
            *P_WR &= ~B_WR; *P_WR |= B_WR;
        }
}

void UTFT::_fast_fill_8(int ch, long pix)
{
    long blocks;

    LATECLR = 0xFF;
    LATESET = ch;

    blocks = pix/16;
    for (int i=0; i<blocks; i++)
    {
        *P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
        *P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
    }
    if ((pix % 16) != 0)
        for (int i=0; i<(pix % 16)+1; i++)
        {
            *P_WR &= ~B_WR; *P_WR |= B_WR; *P_WR &= ~B_WR; *P_WR |= B_WR;
        }
}