diff --git a/src/main/kc/include/mega65.h b/src/main/kc/include/mega65.h
index 86f5e6dd7..c50a631f0 100644
--- a/src/main/kc/include/mega65.h
+++ b/src/main/kc/include/mega65.h
@@ -36,8 +36,16 @@ char*  const CHARGEN = 0xd000;
 struct MOS6581_SID * const SID = 0xd400;
 // The VIC-II MOS 6567/6569
 struct MOS6569_VICII* const VICII = 0xd000;
+// The VIC III MOS 4567/4569
+struct MOS6569_VICIII* const VICIII = 0xd000;
 // Color Ram
 char * const COLORRAM = 0xd800;
+// Palette RED
+char * const PALRED = 0xd100;
+// Palette GREEN
+char * const PALGREEN = 0xd200;
+// Palette BLUE
+char * const PALBLUE = 0xd300;
 
 // Default address of screen character matrix
 char * const DEFAULT_SCREEN = 0x0800;
diff --git a/src/main/kc/include/mos4569.h b/src/main/kc/include/mos4569.h
new file mode 100644
index 000000000..c2c7bbec9
--- /dev/null
+++ b/src/main/kc/include/mos4569.h
@@ -0,0 +1,124 @@
+// MOS 4567 / 4569 Video Interface Chip (VIC III)
+struct MOS4569_VICIII {
+  char SPRITE0_X;
+  char SPRITE0_Y;
+  char SPRITE1_X;
+  char SPRITE1_Y;
+  char SPRITE2_X;
+  char SPRITE2_Y;
+  char SPRITE3_X;
+  char SPRITE3_Y;
+  char SPRITE4_X;
+  char SPRITE4_Y;
+  char SPRITE5_X;
+  char SPRITE5_Y;
+  char SPRITE6_X;
+  char SPRITE6_Y;
+  char SPRITE7_X;
+  char SPRITE7_Y;
+  char SPRITES_XMSB;
+  char CONTROL1;
+  char RASTER;
+  char LIGHTPEN_X;
+  char LIGHTPEN_Y;
+  char SPRITES_ENABLE;
+  char CONTROL2;
+  char SPRITES_EXPAND_Y;
+  char MEMORY;
+  char IRQ_STATUS;
+  char IRQ_ENABLE;
+  char SPRITES_PRIORITY;
+  char SPRITES_MC;
+  char SPRITES_EXPAND_X;
+  char SPRITES_COLLISION;
+  char SPRITES_BG_COLLISION;
+  char BORDER_COLOR;
+  char BG_COLOR;
+  char BG_COLOR1;
+  char BG_COLOR2;
+  char BG_COLOR3;
+  char SPRITES_MCOLOR1;
+  char SPRITES_MCOLOR2;
+  char SPRITE0_COLOR;
+  char SPRITE1_COLOR;
+  char SPRITE2_COLOR;
+  char SPRITE3_COLOR;
+  char SPRITE4_COLOR;
+  char SPRITE5_COLOR;
+  char SPRITE6_COLOR;
+  char SPRITE7_COLOR;
+  // $D02f KEY register is used for choosing between the different I/O personalities.
+  // This disables/enables different registers in $D000-$DFFF
+  // $00: C64 personality
+  // $A5, $96: C65 personality
+  // $45, $54: MEGA65 ETHERNET  personality
+  // $47, $53: MEGA65  personality
+  char KEY;
+  // $D030 ROM_BANKS;
+  // Bit        20-bit Address       16-bit Address  Read-Write
+  // 0 CRAM2K   $1F800 – $1FFFF,     $D800 – $DFFF   Y
+  //            $FF80000 – $FF807FF
+  // 3 ROM8     $38000 – $39FFF      $8000 – $9FFF   N
+  // 4 ROMA     $3A000 – $3BFFF      $A000 – $BFFF   N
+  // 5 ROMC     $2C000 – $2CFFF      $C000 – $CFFF   N
+  // 6 CROM9    $29000 – $29FFF      $D000 – $DFFF   N
+  // 7 ROME     $3E000 – $3FFFF      $E000 – $FFFF   N
+  char ROM_BANKS;
+  // $D031 CONTROL3
+  // BIT
+  // 0    INT   Enable VIC-III interlaced mode
+  // 1    MONO  Enable VIC-III MONO video output (not implemented)
+  // 2    H1280 Enable 1280 horizontal pixels (not implemented)
+  // 3    V400  Enable 400 vertical pixels
+  // 4    BPM   Bit-Plane Mode
+  // 5    ATTR  Enable extended attributes and 8 bit colour entries
+  // 6    FAST  Enable C65 FAST mode (3 .5MHz)
+  // 7    H640  Enable C64 640 horizontal pixels / 80 column mode
+  char CONTROL3;
+  char UNUSED;
+  // $D033  Bitplane 0 Address
+  // 1-3    B0ADEVN    Bitplane 0 address, even lines
+  // 5-7    B0ADODD    Bitplane 0 address, odd lines
+  char B0_ADDR;
+  // $D034  Bitplane 1 Address
+  char B1_ADDR;
+  // $D035  Bitplane 2 Address
+  char B2_ADDR;
+  // $D036  Bitplane 3 Address
+  char B3_ADDR;
+  // $D037  Bitplane 4 Address
+  char B4_ADDR;
+  // $D038  Bitplane 5 Address
+  char B5_ADDR;
+  // $D039  Bitplane 6 Address
+  char B6_ADDR;
+  // $D03A  Bitplane 7 Address
+  char B7_ADDR;
+  // $D03B  Complement bitplane flags
+  char BPCOMP;
+  // $D03C  Bitplane X
+  char BPX;
+  // $D03D  Bitplane Y
+  char BPY;
+  // $D03E  Bitplane X Offset
+  char HPOS;
+  // $D03F  Bitplane Y Offset
+  char VPOS;
+  // $D040  Display Address Translater (DAT) Bitplane 0 port
+  char B0PIX;
+  // $D041  Display Address Translater (DAT) Bitplane 1 port
+  char B1PIX;
+  // $D042  Display Address Translater (DAT) Bitplane 2 port
+  char B2PIX;
+  // $D043  Display Address Translater (DAT) Bitplane 3 port
+  char B3PIX;
+  // $D044  Display Address Translater (DAT) Bitplane 4 port
+  char B4PIX;
+  // $D045  Display Address Translater (DAT) Bitplane 5 port
+  char B5PIX;
+  // $D046  Display Address Translater (DAT) Bitplane 6 port
+  char B6PIX;
+  // $D047  Display Address Translater (DAT) Bitplane 7 port
+  char B7PIX;
+};
+