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CARD-PCI/GX Hardware Manual
Rev.A
EPSON
11
I/O Address
Register
Function
300h-377h
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Usable with ISA bus
378h-37Fh
378h RW
LPT1 Data Port
379h RO
LPT1 Status Port
Parallel Port 1
37Ah RW
LPT1 Control
37Bh RW
Automatic Address Strobe Register
37Ch RW
Automatic Data Strobe Register
37Dh RW
Automatic Data Strobe Register
37Eh RW
Automatic Data Strobe Register
37Fh RW
Automatic Data Strobe Register
380h-3B3h
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Usable with ISA bus
3B4h-3BAh
3B4h RW
CRT Controller Index
3B5h RW
CRT Controller Data
VGA Controller
3BAh W
Feature Control
(monochrome)
3BAh R
Input Status Register
3BBh-3BFh
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Usable with ISA bus
3C0h-3CFh
3C0h W
Attribute Controller Index/Data
3C1h R
Attribute Controller Index/Data
VGA Controller
3C2h W
Miscellaneous Output
3C2h R
Input Status Register
3C3h RW
VGA Enable
3C4h RW
Sequencer Index
3C5h RW
Sequencer Data
3C6h RW
Video DAC Pixel Mask,Hidden DAC
Register
3C0h-3CFh
3C7h W
Pixel Address Read Mode
3C7h R
DAC Status
VGA Controller
3C8h RW
Pixel Mask Write Mode
3C9h RW
Pixel Data
3CAh R
Future Control Readback
3CCh R
Miscellaneous Output Readback
3CEh RW
Graphics Controller Index
3CFh RW
Graphics Controller Data
3D0h-3DFh
3D4h RW
CRT Controller Index
3D5h RW
CRT Controller Data
VGA Controller
3DAh W
Feature Control
(color)
3DAh R
Input Status Register
3E0h-3EFh
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Usable with ISA bus