// ILI9341_t3DMA.h additions

    void ddrawRotChar(unsigned char c);
    void ddrawRotText(const  char* c);

// ILI9341_t3DMA.cpp additions

void ILI9341_t3DMA::ddrawRotText(const char* c){
    while (*c != '\0'){
      ddrawRotChar(*c++);
      cursor_x -= 7;
    }
}

void ILI9341_t3DMA::ddrawRotChar(unsigned char c){
    uint_fast8_t j = 5;
    while (j--) {
        uint_fast8_t mask = 0x01, i = 7;
        while (i--){
            if (glcdfont[c * 5 + (4-j)] & mask){
                ddrawPixel(cursor_y-i,cursor_x + j, textcolor);
            }
            mask = mask << 1;
        }
    }
}