I/O: Dell Dimension� XPS 4100V & XPS 466V
I/O: Dell Dimension XPS 4100V & XPS 466V
Keyboard Connector | Parallel Port | Parallel
Port Connector | Mouse Connector | Serial Port Connectors | VGA Connector | Speaker
| I/O Map | I/O
Ports
The parallel port can operate in the following modes:
- AT-compatible (unidirectional; default), set in System
Setup program
- PS/2-compatible (bidirectional), set in System Setup
program
- EPP (enhanced parallel port), selected by software*
- ECP (extended capabilities port), selected by software*
*Requires software drivers, which automatically
configure the port.
Speaker
The speaker is a standard cone speaker mounted in the card
guide cage.
I/O Map
| Hex Range |
Usage |
| 000–01F |
DMA controller 1 (8237A-05) |
| 020–03F |
Interrupt controller 1 (8259A) |
| 040–05F |
Timer 8254.2 |
| 060–06F |
Keyboard controller (8042) |
| 070–07F |
RTC, NMI mask |
| 080–09F |
DMA page registers |
| 0A0–0BF |
Interrupt controller 2 (8259A) |
| 0C0–0DF |
DMA controller 2 (8237A-5) |
| 0E0–0EF |
Reserved |
| 0F0 |
Clear math coprocessor busy |
| 0F1 |
Reset math coprocessor |
| 0F8-0FF |
Math coprocessor |
| 1F0–1F7; 3F6–3F7 |
Primary IDE controller, IRQ14 (IDE1) |
| 170–177; 376–377 |
Secondary IDE controller, IRQ15 (IDE2) |
| 200–207 |
Game I/O |
| 238–23F |
Serial port 4 (used for remapping) |
| 278–27F |
Parallel port 2 |
| 2B0–2DF |
Alternate EGA |
| 2E1 |
GPIB (adapter 0) |
| 2F8–2FF |
Serial port 2 |
| 338–33F |
Serial port 3 (used for remapping) |
| 378–37F |
Parallel port 1 |
| 3B0–3BF |
Mono display and printer adapter |
| 3C0–3CF |
EGA |
| 3D0–3DF |
CGA |
| 3F8–3FF |
Serial port 1 |
|
