HARDWARE ManualVDP2 User's Manual
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VDP2 User's Manual / Chapter 16 Quick Reference

Map (rotation parameter B, planes A, B) List
MPABRB F DCBA98 543210
180060H □□ ■■■■■■ □□ ■■■■■■
         │ │ │ │  │ └┴┴┴┴┴── RBMPB5..0 map (rotary scroll plane B)
         └┴┴┴┴┴────────── RBMPA5..0 Map (Rotating Scroll Plane A)
detail:
● Rotation scroll screen map register
connection:
● Map offset register
reference:
■ 4.2 Scroll screen configuration
■ 4.3 cell
■ 4.4 Character pattern
■ 4.6 Pattern name table
■ 4.7 plane
■ 4.8 Map

Map (rotation parameters B, planes C, D) List
MPCDRB F DCBA98 543210
180062H □□ ■■■■■■ □□ ■■■■■■
         │ │ │ │  │ └┴┴┴┴┴── RBMPD5..0 map (for rotary scroll, plane D)
         └┴┴┴┴┴────────── RBMPC5..0 map (for rotary scroll, plane C)
detail:
● Rotation scroll screen map register
connection:
● Map offset register
reference:
■ 4.2 Scroll screen configuration
■ 4.3 cell
■ 4.4 Character pattern
■ 4.6 Pattern name table
■ 4.7 plane
■ 4.8 Map

Map (rotation parameter B, plane E, F) List
MPEFRB F DCBA98 543210
180064H □□ ■■■■■■ □□ ■■■■■■
         │ │ │ │  │ └┴┴┴┴┴── RBMPF5..0 map (rotary scroll plane F)
         └┴┴┴┴┴────────── RBMPE5..0 map (rotary scroll plane E)
detail:
● Rotation scroll screen map register
connection:
● Map offset register
reference:
■ 4.2 Scroll screen configuration
■ 4.3 cell
■ 4.4 Character pattern
■ 4.6 Pattern name table
■ 4.7 plane
■ 4.8 Map

Map (rotation parameter B, plane G, H) List
MPGHRB F DCBA98 543210
180066H □□ ■■■■■■ □□ ■■■■■■
         │ │ │ │  │ └┴┴┴┴┴── RBMPH5..0 map (for rotary scroll, plane H)
         └┴┴┴┴┴────────── RBMPG5..0 map (for rotary scroll, plain G)
detail:
● Rotation scroll screen map register
connection:
● Map offset register
reference:
■ 4.2 Scroll screen configuration
■ 4.3 cell
■ 4.4 Character pattern
■ 4.6 Pattern name table
■ 4.7 plane
■ 4.8 Map

Map (rotation parameter B, plane I, J) List
MPIJRB F DCBA98 543210
180068H □□ ■■■■■■ □□ ■■■■■■
         │ │ │ │ │ │ └┴┴┴┴┴── RBMPJ5..0 map (rotary scroll plane J)
         └┴┴┴┴┴────────── RBMPI5..0 Map (Rotating Scroll Plane I)
detail:
● Rotation scroll screen map register
connection:
● Map offset register
reference:
■ 4.2 Scroll screen configuration
■ 4.3 cell
■ 4.4 Character pattern
■ 4.6 Pattern name table
■ 4.7 plane
■ 4.8 Map

Map (rotation parameter B, plane K, L) List
MPKLRB F DCBA98 543210
18006AH □□ ■■■■■■ □□ ■■■■■■
         │ │ │ │  │ └┴┴┴┴┴── RBMPL5..0 map (for rotary scroll, plain L)
         └┴┴┴┴┴────────── RBMPK5..0 map (for rotary scroll, plain K)
detail:
● Rotation scroll screen map register
connection:
● Map offset register
reference:
■ 4.2 Scroll screen configuration
■ 4.3 cell
■ 4.4 Character pattern
■ 4.6 Pattern name table
■ 4.7 plane
■ 4.8 Map

Map (rotation parameter B, plane M, N) List
MPAMNB F DCBA98 543210
18006CH □□ ■■■■■■ □□ ■■■■■■
         │ │ │ │ │ │ └┴┴┴┴┴── RBMPN5..0 map (rotary scroll plane N)
         └┴┴┴┴┴────────── RBMPM5..0 map (rotary scroll plane M)
detail:
● Rotation scroll screen map register
connection:
● Map offset register
reference:
■ 4.2 Scroll screen configuration
■ 4.3 cell
■ 4.4 Character pattern
■ 4.6 Pattern name table
■ 4.7 plane
■ 4.8 Map

Map (rotation parameter B, plane O, P) List
MPOPRB F DCBA98 543210
18006EH □□ ■■■■■■ □□ ■■■■■■
         │ │ │ │ │ │ └┴┴┴┴┴── RBMPP5..0 map (for rotary scroll, plain P)
         └┴┴┴┴┴────────── RBMPO5..0 map (for rotary scroll, plane O)
detail:
● Rotation scroll screen map register
connection:
● Map offset register
reference:
■ 4.2 Scroll screen configuration
■ 4.3 cell
■ 4.4 Character pattern
■ 4.6 Pattern name table
■ 4.7 plane
■ 4.8 Map

Screen scroll value (NBG0, horizontal integer part) List
SCXIN0 F A9876543210
180070H □□□□□ ■■■■■■■■■■■
         └┴┴┴┴┴┴┴┴┴┴── N0SCXI10..0 Horizontal scroll value / integer part
detail:
● Screen scroll value register
reference:
■ 4.2 Scroll screen configuration
■ 5.1 Screen scroll function
■ 5.2 Enlargement / reduction function
■ 5.3 Line & vertical cell scroll function

Screen scroll value (NBG0, horizontal decimal part) List
SCXDN0 FEDCBA980 0
180072H ■■■■■■■■ □□□□□□□□
         └┴┴┴┴┴┴┴────────── N0SCXD1..8 Horizontal scroll value / decimal part
detail:
● Screen scroll value register
reference:
■ 4.2 Scroll screen configuration
■ 5.1 Screen scroll function
■ 5.2 Enlargement / reduction function
■ 5.3 Line & vertical cell scroll function

Screen scroll value (NBG0, vertical integer part) List
SCYIN0 F A9876543210
180074H □□□□□ ■■■■■■■■■■■
         └┴┴┴┴┴┴┴┴┴┴── N0SCYI10..0 Vertical scroll value / integer part
detail:
● Screen scroll value register
reference:
■ 4.2 Scroll screen configuration
■ 5.1 Screen scroll function
■ 5.2 Enlargement / reduction function
■ 5.3 Line & vertical cell scroll function

Screen scroll value (NBG0, vertical decimal part) List
SCYDN0 FEDCBA980 0
180076H ■■■■■■■■ □□□□□□□□
         └┴┴┴┴┴┴┴────────── N0SCYD1..8 Vertical scroll value / decimal part
detail:
● Screen scroll value register
reference:
■ 4.2 Scroll screen configuration
■ 5.1 Screen scroll function
■ 5.2 Enlargement / reduction function
■ 5.3 Line & vertical cell scroll function

Coordinate increment (NBG0, horizontal integer part) List
ZMXIN0 F 210
180078H □□□□□□□□□□□□□ ■■■
         └┴┴── N0ZMXI2..0 Horizontal / integer part
detail:
● Coordinate increment value register
connection:
● Reduction enable register
reference:
■ 4.2 Scroll screen configuration
■ 5.1 Screen scroll function
■ 5.2 Enlargement / reduction function
■ 5.3 Line & vertical cell scroll function

Coordinate increment (NBG0, horizontal decimal part) List
ZMXDN0 FEDCBA980 0
18007AH ■■■■■■■■ □□□□□□□□
         └┴┴┴┴┴┴┴────────── N0ZMXD1..8 Horizontal / decimal part
detail:
● Coordinate increment value register
connection:
● Reduction enable register
reference:
■ 4.2 Scroll screen configuration
■ 5.1 Screen scroll function
■ 5.2 Enlargement / reduction function
■ 5.3 Line & vertical cell scroll function

Coordinate increment (NBG0, vertical integer part) List
ZMYIN0 F 210
18007CH □□□□□□□□□□□□□ ■■■
         └┴┴── N0ZMYI2..0 Vertical / integer part
detail:
● Coordinate increment value register
connection:
● Reduction enable register
reference:
■ 4.2 Scroll screen configuration
■ 5.1 Screen scroll function
■ 5.2 Enlargement / reduction function
■ 5.3 Line & vertical cell scroll function

Coordinate increment (NBG0, vertical decimal part) List
ZMYDN0 FEDCBA980 0
18007EH ■■■■■■■■ □□□□□□□□
         └┴┴┴┴┴┴┴────────── N0ZMYD1..8 Vertical direction / decimal part
detail:
● Coordinate increment value register
connection:
● Reduction enable register
reference:
■ 4.2 Scroll screen configuration
■ 5.1 Screen scroll function
■ 5.2 Enlargement / reduction function
■ 5.3 Line & vertical cell scroll function

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HARDWARE ManualVDP2 User's Manual
Copyright SEGA ENTERPRISES, LTD., 1997