| 0x0010 | 1 | Read Port | IN0 |
| 0x0011 | 1 | Read Port | IN1 |
| 0x0012 | 1 | Read Port | IN2 |
| 0x0013 | 1 | Read Port | IN3 |
| 0x0014 | 1 | Read Port | IN4 |
| 0x0015 | 1 | Read Port | IN5 |
| 0x0016 | 1 | Read Port | IN6 |
| 0x0017 | 1 | Read Port | IN7 |
| 0x0030 | 1 | Write | igrosoft_gamble_lamps1_w |
| 0x0031 | 1 | Write | igrosoft_gamble_counters_w |
| 0x0033 | 1 | Write | igrosoft_gamble_hopper_w |
| 0x0034 | 1 | Write | igrosoft_gamble_lamps2_w |
| 0x0035 | 1 | Write | igrosoft_gamble_lamps3_w |
| 0x0037 | 1 | Device Write | watchdog, watchdog_timer_device, reset_w |
| 0x0038 | 1 | Device Write | aysnd, ay8910_device, address_w |
| 0x0039 | 1 | Device Write | aysnd, ay8910_device, data_w |
| 0x003A | 1 | Device Read | aysnd, ay8910_device, data_r |
| 0x0060 | 1 | Write | igrosoft_gamble_dispenable_w (// display enable mirror for lottery sets) |
| 0x0090 | 1 | Read | ray_r |
| 0x00A0 | 1 | Write | igrosoft_gamble_bank_w (// Crazy Monkey 2 banking) |
| 0x00A5 | 1 | Write | igrosoft_gamble_bank_w (// Crazy Monkey 2 Ent banking) |
| 0x00B0 | 1 | Write | igrosoft_gamble_bank_w (// Fruit Cocktail 2 lottery banking) |
| 0x00B1 | 1 | Write | igrosoft_gamble_bank_w (// Crazy Monkey Ent banking) |
| 0x00B2 | 1 | Write | igrosoft_gamble_bank_w (// Lacky Haunter Ent banking) |
| 0x00B3 | 1 | Write | igrosoft_gamble_bank_w (// Fruit Cocktail Ent banking) |
| 0x00B4 | 1 | Write | igrosoft_gamble_bank_w (// Fruit Cocktail 2 Ent banking) |
| 0x00B5 | 1 | Write | igrosoft_gamble_bank_w (// Garage Ent banking) |
| 0x00B6 | 1 | Write | igrosoft_gamble_bank_w (// Resident Ent banking) |
| 0x00B7 | 1 | Write | igrosoft_gamble_bank_w (// Rock Climber Ent banking) |
| 0x00B9 | 1 | Write | igrosoft_gamble_bank_w (// Sweet Life 2 Ent banking) |
| 0x00BB | 1 | Write | igrosoft_gamble_bank_w (// Island 2 Ent banking) |
| 0x00BD | 1 | Write | igrosoft_gamble_bank_w (// Pirate 2 Ent banking) |
| 0x00BE | 1 | Write | igrosoft_gamble_bank_w (// Keks Ent banking) |
| 0x00BF | 1 | Write | igrosoft_gamble_bank_w (// Gnome Ent banking) |
| 0x00C7 | 1 | Write | igrosoft_gamble_bank_w (// Resident lottery banking) |
| 0x00CA | 1 | Write | igrosoft_gamble_bank_w (// Gnome lottery banking) |
| 0x00CB | 1 | Write | igrosoft_gamble_bank_w (// Keks lottery banking) |
| 0x00CC | 1 | Write | igrosoft_gamble_bank_w (// Sweet Life 2 lottery banking) |
| 0x00CD | 1 | Write | igrosoft_gamble_bank_w (// Island 2 lottery banking) |
| 0x00CE | 1 | Write | igrosoft_gamble_bank_w (// Pirate 2 lottery banking) |
| 0x00D0 | 1 | Write | igrosoft_gamble_bank_w (// rollfr_4 banking) |
| 0x00E1 | 1 | Write | igrosoft_gamble_bank_w (// Island 2 banking) |
| 0x00E5 | 1 | Write | igrosoft_gamble_bank_w (// Gnome banking) |
| 0x00E8 | 1 | Write | igrosoft_gamble_bank_w (// Sweet Life 2 banking) |
| 0x00EA | 1 | Write | igrosoft_gamble_bank_w (// Fruit Cocktail 2 banking) |
| 0x00EC | 1 | Write | igrosoft_gamble_bank_w (// Crazy Monkey lottery banking) |
| 0x00F0 | 1 | Write | igrosoft_gamble_bank_w (// Gold Fish banking) |
| 0x00F1 | 1 | Write | igrosoft_gamble_rambank_w |
| 0x00F3 | 1 | Write | igrosoft_gamble_f3_w (// from 00->01 at startup, irq enable maybe?) |
| 0x00F4 | 1 | Write | igrosoft_gamble_dispenable_w (// display enable) |
| 0x00F8-0x00FD | 6 | Write | igrosoft_gamble_bank_w |