// This is the command sequence that rotates the ILI9225 driver coordinate frame rotation = m % 4; // Limit the range of values to 0-3 switch (rotation) { case 0: writecommand(ILI9225_DRIVER_OUTPUT_CTRL); writedata(0x01);writedata(0x1C); writecommand(ILI9225_ENTRY_MODE); writedata(TFT_MAD_COLOR_ORDER);writedata(0x30); _width = _init_width; _height = _init_height; break; case 1: writecommand(ILI9225_DRIVER_OUTPUT_CTRL); writedata(0x00);writedata(0x1C); writecommand(ILI9225_ENTRY_MODE); writedata(TFT_MAD_COLOR_ORDER);writedata(0x38); _width = _init_height; _height = _init_width; break; case 2: writecommand(ILI9225_DRIVER_OUTPUT_CTRL); writedata(0x02);writedata(0x1C); writecommand(ILI9225_ENTRY_MODE); writedata(TFT_MAD_COLOR_ORDER);writedata(0x30); _width = _init_width; _height = _init_height; break; case 3: writecommand(ILI9225_DRIVER_OUTPUT_CTRL); writedata(0x03);writedata(0x1C); writecommand(ILI9225_ENTRY_MODE); writedata(TFT_MAD_COLOR_ORDER);writedata(0x38); _width = _init_height; _height = _init_width; break; }