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VT8601 Apollo ProMedia
Revision 1.3 September 8, 1999
-27-
Register Summary Tables
7HFKQRORJLHV ,QF
:H&
:H&RRQQHFW
QQHFW
Capture Registers (2200)
I/O Port
Capture Registers
Default
Acc
2203-2200
Capture Command
—
RW
DVD Registers (2280-22FF)
I/O Port
DVD Registers
Default
Acc
2280
MC ID
—
R
2281
MC Control
—
RW
2282
MC Frame Buffer Config
—RW
2283
-reserved-
—
—
2285-2284
MC Status
—
RW
2287-2284
MC Command Queue
—
RW
228B-2288
MC Y-Reference Address
—
RW
228F-228C
MC U-Reference Address
—
RW
2293-2290
MC V-Reference Address
—
RW
2297-2294MC Display Y-Address Offset
—
RW
229B-2298
MC Display U-Address Offset
—
RW
229F-229C
MC Display V-Address Offset
—
RW
22A0
MC H Macroblock Count
—
RW
22A1
-reserved-
—
—
22A2
MC V Macroblock Count
—
RW
22A3
-reserved-
—
—
22A5-22A4
MC Frame Buffer Y-Length
—
RW
22A7-22A6
-reserved-
—
—
22AB-22A8 Color Palette Entries
—
RW
22AF-22AC -reserved-
—
—
22B3-22B0
SP BUF0 Pixel Start Address
—
RW
22B7-22B4
SP BUF1 Pixel Start Address
—
RW
22BB-22B8
SP BUF0 Cmd Start Address
—
RW
22BF-22BC SP BUF1 Cmd Start Address
—
RW
22C1-22C0
SP Y Display Offset
—
RW
22CF-22C2
-reserved-
—
—
22D0
Digital TV Encoder Control
—
RW
22D3-22D1
Digital TV Encoder CFC
—
RW
22FF-22D4
-reserved-
—
—
Extended Registers – Non-Indexed I/O Ports
I/O Port
Extended Non-Indexed Regs
Default
Acc
3D8
Alt Destination Segment Addr
00
RW
3D9
Alt Source Segment Address
—
RW
3xB
Alt Clock Select
—
RW
Note: 3xB notation indicates that these registers are accessible
at either 3BB or 3DB depending on the setting of the color /
mono bit.