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

Line scroll table address (NBG0) list
LSTA0U   F            210
1800A0H  □□□□□□□□□□□□□■■■
                      └┴┴── N0LSTA18..16 line scroll table address/upper
detail:
●Line scroll table address register
connection:
●Line & vertical cell scroll control register
●Vertical cell scroll table address register register
reference:
■4.2 Scroll screen configuration
■5.3 Line & vertical cell scrolling function

Line scroll table address (NBG0) list
LSTA0L   FEDCBA9876543210
1800A2H  ■■■■■■■■■■■■■■■□
         └┴┴┴┴┴┴┴┴┴┴┴┴┴┴─── N0LSTA15..1 Line scroll table address lower
detail:
●Line scroll table address register
connection:
●Line & vertical cell scroll control register
●Vertical cell scroll table address register register
reference:
■4.2 Scroll screen configuration
■5.3 Line & vertical cell scrolling function

Line scroll table address (NBG1) list
LSTA1U   F 210
1800A4H  □□□□□□□□□□□□□■■■
                      └┴┴── N1LSTA18..16 line scroll table address/upper
detail:
●Line scroll table address register
connection:
●Line & vertical cell scroll control register
●Vertical cell scroll table address register register
reference:
■4.2 Scroll screen configuration
■5.3 Line & vertical cell scrolling function

Line scroll table address (NBG1) list
LSTA1L   FEDCBA9876543210
1800A6H  ■■■■■■■■■■■■■■■□
         └┴┴┴┴┴┴┴┴┴┴┴┴┴┴─── N1LSTA15..1 Line scroll table address lower
detail:
●Line scroll table address register
connection:
●Line & vertical cell scroll control register
●Vertical cell scroll table address register register
reference:
■4.2 Scroll screen configuration
■5.3 Line & vertical cell scrolling function

Line color screen table address/upper) list
LCTAU    F            210
1800A8H  ■□□□□□□□□□□□□■■■
         │            └┴┴── LCTA18..16 line color screen table address/upper
         └───────────────── LCLCMD line color screen color mode
detail:
●Line color screen table address register
connection:
●Line color screen data (when using rotating scroll)
●Coefficient table control register (when using rotating scroll)
●Line color screen enable register
●Color calculation control register
●Color calculation ratio register
reference:
■6.4 Coefficient table control
■7.1 Line color screen
■8.1 Window area
■8.2 Window processing
■11.3 Inserting line color screen
■12.1 Color calculation function

Line color screen table address/lower list
LSTAL    FEDCBA9876543210
1800AAH  ■■■■■■■■■■■■■■■■
         └┴┴┴┴┴┴┴┴┴┴┴┴┴┴┴── LCTA15..0 Line color screen table address/lower
detail:
●Line color screen table address register
connection:
●Line color screen data (when using rotating scroll)
●Coefficient table control register (when using rotating scroll)
●Line color screen enable register
●Color calculation control register
●Color calculation ratio register
reference:
■6.4 Coefficient table control
■7.1 Line color screen
■8.1 Window area
■11.3 Inserting line color screen
■12.1 Color calculation function

Back screen table address/top list
BKTAU    F            210
1800A8H  ■□□□□□□□□□□□□■■■
         │            └┴┴── BKTA18..16 Back screen table address/upper
         └───────────────── BKLCMD back screen color mode
detail:
●Back screen table address register
reference:
■2.3 TV screen configuration
■7.2 Back screen

Back screen table address/lower list
BKTAL    FEDCBA9876543210
1800AAH  ■■■■■■■■■■■■■■■■
         └┴┴┴┴┴┴┴┴┴┴┴┴┴┴┴── BKTA15..0 Back screen table address/lower
detail:
●Back screen table address register
reference:
■2.3 TV screen configuration
■7.2 Back screen

Rotation parameter mode list
RPMD     F10
1800B0H  □□□□□□□□□□□□□□■■
                       └┴── RPMD rotation parameter mode
detail:
●Rotation parameter mode register
connection:
●RAM control register
●Rotation parameter table
●Rotation parameter read control register
●Rotation parameter table address register
●Coefficient table control register
●Coefficient table address offset register
●Screen over pattern name register
reference:
■6.1 Rotating scroll coordinate calculation
■6.2 Rotational scroll screen display control
■6.3 Rotation parameter control
■6.4 Coefficient table control

Rotation parameter read control list
RPRCTL   F A98 210
1800B2H  □□□□□■■■□□□□□■■■
              │││     ││└── RAXSTRE parameter read enable (for Xst of rotation parameter A)
              │││     │└─── RBXSTRE parameter read enable (for Xst of rotation parameter B)
              │││     └──── RAYSTRE parameter read enable (for Yst of rotation parameter A)
              ││└────────── RBYSTRE parameter read enable (for Yst of rotation parameter B)
              │└─────────── RAKASTRE parameter read enable (for KAst of rotation parameter A)
              └──────────── RBKASTRE parameter read enable (for KBst of rotation parameter A)
detail:
●Rotation parameter read control register
connection:
●RAM control register
●Rotation parameter table
●Rotation parameter table address register
●Rotation parameter mode register
●Coefficient table control register
●Coefficient table address offset register
●Screen over pattern name register
reference:
■6.1 Rotating scroll coordinate calculation
■6.2 Rotational scroll screen display control
■6.3 Rotation parameter control
■6.4 Coefficient table control

Coefficient table control list
KTCTL    F  CBA98   43210
1800B4H  □□□■■■■■□□□■■■■■
            │││││   ││││└── RAKTE          coefficient table enable      ┐
            │││││   │││└─── RAKDBS         coefficient data size         │ (for rotation parameter A)
            │││││   │└┴──── RAKMD          coefficient data mode         │
            │││││   └────── RAKLCE         coefficient line color enable ┘
            ││││└────────── RBKTE          coefficient table enable      ┐
            │││└─────────── RBKDBS         coefficient data size         │ (for rotation parameter B)
            │└┴──────────── RBKMD          coefficient data mode         │
            └────────────── RBKLCE         coefficient line color enable ┘
detail:
●Coefficient table control register
connection:
●RAM control register
●Rotation parameter table
●Rotation parameter read control register
●Rotation parameter table address register
●Rotation parameter mode register
●Coefficient table address offset register
●Screen over pattern name register
reference:
■6.1 Rotating scroll coordinate calculation
■6.2 Rotational scroll screen display control
■6.3 Rotation parameter control
■6.4 Coefficient table control

Coefficient table address offset (rotation parameters A, B) list
KTAOF    F    A98     210
1800B6H  □□□□□■■■□□□□□■■■
              │││     │││
              │││     └┴┴── RAKTAOS2..0 coefficient table address offset (rotation parameter A)
              └┴┴────────── RBKTAOS2..0 coefficient table address offset (rotation parameter B)
detail:
●Coefficient table address offset register
connection:
●RAM control register
●Rotation parameter table
●Rotation parameter read control register
●Rotation parameter table address register
●Rotation parameter mode register
●Coefficient table control register
●Screen over pattern name register
reference:
■6.1 Rotating scroll coordinate calculation
■6.2 Rotational scroll screen display control
■6.3 Rotation parameter control
■6.4 Coefficient table control

Screen over pattern name list
OVPNRA   FEDCBA9876543210
1800B8H  ■■■■■■■■■■■■■■■■
         └┴┴┴┴┴┴┴┴┴┴┴┴┴┴┴── RAOPN15..0 Screen over pattern name (rotation parameter A)
detail:
●Screen over pattern name register
connection:
●RAM control register
●Rotation parameter table
●Rotation parameter read control register
●Rotation parameter table address register
●Rotation parameter mode register
●Coefficient table control register
●Coefficient table address offset register
reference:
■4.10 Display area
■6.1 Rotating scroll coordinate calculation
■6.2 Rotational scroll screen display control
■6.3 Rotation parameter control
■6.4 Coefficient table control

Screen over pattern name list
OVPNRB   FEDCBA9876543210
1800BAH  ■■■■■■■■■■■■■■■■
         └┴┴┴┴┴┴┴┴┴┴┴┴┴┴┴── RBOPN15..0 Screen over pattern name (rotation parameter B)
detail:
●Screen over pattern name register
connection:
●RAM control register
●Rotation parameter table
●Rotation parameter read control register
●Rotation parameter table address register
●Rotation parameter mode register
●Coefficient table control register
●Coefficient table address offset register
reference:
■4.10 Display area
■6.1 Rotating scroll coordinate calculation
■6.2 Rotational scroll screen display control
■6.3 Rotation parameter control
■6.4 Coefficient table control

Rotation parameter table address (rotation parameters A, B) list
RPTAU    F            210
1800BCH  □□□□□□□□□□□□□■■■
                      └┴┴── RPTA18..16 rotation parameter table address/upper
detail:
●Rotation parameter table address register
connection:
●RAM control register
●Rotation parameter table
●Rotation parameter read control register
●Rotation parameter mode register
●Coefficient table control register
●Coefficient table address offset register
●Screen over pattern name register
reference:
■4.10 Display area
■6.1 Rotating scroll coordinate calculation
■6.2 Rotational scroll screen display control
■6.3 Rotation parameter control
■6.4 Coefficient table control

Rotation parameter table address (rotation parameters A, B) list
RPTAL    FEDCBA9876543210
1800BEH  ■■■■■■■■■■■■■■■□
         └┴┴┴┴┴┴┴┴┴┴┴┴┴┴─── RPTA15..1 Rotation parameter table address/lower
detail:
●Rotation parameter table address register
connection:
●RAM control register
●Rotation parameter table
●Rotation parameter read control register
●Rotation parameter mode register
●Coefficient table control register
●Coefficient table address offset register
●Screen over pattern name register
reference:
■4.10 Display area
■6.1 Rotating scroll coordinate calculation
■6.2 Rotational scroll screen display control
■6.3 Rotation parameter control
■6.4 Coefficient table control

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