// This is the command sequence that rotates the ILI9225 driver coordinate frame rotation = m % 4; // Limit the range of values to 0-3 // writecommand(TFT_MADCTL); switch (rotation) { case 0: // writedata(TFT_MAD_MY | TFT_MAD_MV | TFT_MAD_BGR); _width = _init_width; _height = _init_height; break; case 1: _width = _init_height; _height = _init_width; break; case 2: _width = _init_width; _height = _init_height; break; case 3: _width = _init_height; _height = _init_width; break; }