B69000 Asiliant Technologies, B69000 Datasheet - Page 252

• Manufacturer Part Number: B69000
• Manufacturer: Asiliant Technologies

Specifications of B69000

• Lead Free Status / Rohs Status: Supplier Unconfirmed

FR4E
read/write at I/O address 3D1h with index at I/O address 3D0h set to 4Eh
This register is used to selectively disable vertical stretching based on the vertical display end parameter.
The register is qualified by master enable bits in FR48. Set this register before setting FR40.
7-6
5
4
3
2
1
0
&+,36
7
Reserved (R/W) (reset state: xx)
Disable 600-line Graphics Stretching
0: Disables stretching
1: Enables stretching
Disable 480-line Graphics Stretching
0: Disables stretching
1: Enables stretching
Disable 400-line Graphics Stretching
0: Disables stretching
1: Enables stretching
Disable 350-line Graphics Stretching
0: Disables stretching
1: Enables stretching
Disable 400-line Text Stretching
0: Disables stretching
1: Enables stretching
Disable 350-line Text Stretching
0: Disables stretching
1: Enables stretching
Reserved
69000 Databook
(00)
Selective Vertical Stretching Disable Register
6
600 Graph
Disable
5
Subject to Change Without Notice
480 Graph
Flat Panel Registers
Disable
4
400 Graph
Disable
3
350 Graph
Disable
2
400 Text
Disable
Revision 1.3 8/31/98
1
350 Text
Disable
0
15-37