B69000 Asiliant Technologies, B69000 Datasheet - Page 243

• Manufacturer Part Number: B69000
• Manufacturer: Asiliant Technologies

Specifications of B69000

• Lead Free Status / Rohs Status: Supplier Unconfirmed

15-28
FR30
read/write at I/O address 3D1h with index at I/O address 3D0h set to 30h
In FP mode (FR01 bit 1 is set to 1), this register is used to establish the end of FP Vertical Display Enable
and the start of FP Vertical Blank time. The most significant bits are programmed in FR35 bits 3-0.
7-0
FR31
read/write at I/O address 3D1h with index at I/O address 3D0h set to 31h
7-0
&+,36
7
7
FP Vertical Panel Size LSB
FP Vertical Sync Start LSB
In FP mode (FR01 bit 1 is set to 1), this register signifies the start of CRT VSync (FR01 bit 0 is set
to 0. The most significant bits are programmed in FR35 bits 7-4.
69000 Databook
FP Vertical Panel Size LSB Register
FP Vertical Sync Start LSB (FR31) Register
6
6
5
5
Subject to Change Without Notice
FP Vertical Panel Size LSB
FP Vertical Sync Start LSB
Programmed Value = Actual Value – 1
Programmed Value = Actual Value - 1
Flat Panel Registers
4
4
3
3
2
2
Revision 1.3 8/31/98
1
1
0
0