acid-drop

- Hacking the planet from a LilyGo T-Deck using custom firmware

git clone git://git.acid.vegas/acid-drop.git

GC9A01_Rotation.h (775B)

      1 
      2 // This is the command sequence that rotates the GC9A01 driver coordinate frame
      3 
      4   rotation = m % 4;
      5 
      6   writecommand(TFT_MADCTL);
      7   switch (rotation) {
      8     case 0: // Portrait
      9       writedata(TFT_MAD_BGR);
     10       _width  = _init_width;
     11       _height = _init_height;
     12       break;
     13     case 1: // Landscape (Portrait + 90)
     14       writedata(TFT_MAD_MX | TFT_MAD_MV | TFT_MAD_BGR);
     15       _width  = _init_height;
     16       _height = _init_width;
     17       break;
     18     case 2: // Inverter portrait
     19       writedata(TFT_MAD_MX | TFT_MAD_MY | TFT_MAD_BGR);
     20       _width  = _init_width;
     21       _height = _init_height;
     22       break;
     23     case 3: // Inverted landscape
     24       writedata(TFT_MAD_MV | TFT_MAD_MY | TFT_MAD_BGR);
     25       _width  = _init_height;
     26       _height = _init_width;
     27       break;
     28   }