M69030 Asiliant Technologies, M69030 Datasheet - Page 270

• Manufacturer Part Number: M69030
• Manufacturer: Asiliant Technologies

Specifications of M69030

• Operating Temperature (min): 0C
• Operating Temperature Classification: Commercial
• Operating Temperature (max): 70C
• Rad Hardened: No
• Lead Free Status / Rohs Status: Supplier Unconfirmed

15-32
FR30
read/write at I/O address 3D1h with index at I/O address 3D0h set to 30h
shadowed only for pipeline A
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
shadowed only for pipeline A
7-0
`efmp
A
B
A
B

FP Vertical Panel Size LSB
FP Vertical Sync Start LSB
69030 Databook
7
7
FP Vertical Panel Size LSB Register
FP Vertical Sync Start LSB (FR31) Register
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.
6
6
5
5
not shadowed for this pipeline
not shadowed for this pipeline
Programmed Value = Actual Value – 1
Programmed Value = Actual Value - 1
Flat Panel Registers
FP Vertical Panel Size LSB
FP Vertical Sync Start LSB
4
4
3
3
2
2
Revision 1.3 11/24/99
1
1
0
0