I/O: Dell Dimension� XPS P90c/P100c/P120c/P133c/P150c/P166c
I/O: Dell Dimension XPS
P90c/P100c/P120c/P133c/P150c/P166c
Speaker | I/O Map
Keyboard Connector
Parallel Port Connector
Mouse Connector
Serial Port Connectors
Speaker
The speaker is a piezo-electric speaker mounted on the system board.
I/O Map
Address Device
0000 - 000F DMA controller #1
0020 - 0023 Interrupt controller #1
0024 SHASTA data register
0025 - 0027 Interrupt controller #1
0028 SHASTA index register
0029 - 003F Interrupt controller #1
0040 - 0043 System timers
0044 - 005F Reserved
0060 - 006F Keyboard controller
0070 - 0071 Real-time clock and NMI enable
0080 - 008F DMA page registers
00A0 - 00BF Interrupt controller #2
00C0 - 00DF DMA controller #2
00F0 Coprocessor busy clear
00F1 Coprocessor busy reset
00F2 - 00FF Available
278 - 27F LPT2
2E8 - 2EF COM4
2F8 - 2FF COM2
378 - 37F LPT1
3E8 - 3EF COM3
3F8 - 3FF COM1
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