Compaq 1600XL specifications System I/O Address, Address System Function Shipping Configuration

Presario 1600XL Series

Model 1600T, 1600-XL140, 1600-XL141, 1600-XL142, 1600-XL143, 1600-XL144,

1600-XL146, 1600-XL147, 1600-XL150 XL156, XL157, XL255, XL256, XL257, and XL258

IRQ

Device(s)

14

14

15

15

VIA Bus Master PCI IDE Controller Primary IDE Controller (Dual FIFO) VIA Bus Master PCI IDE Controller Secondary IDE Controller (Dual FIFO)

System DMA

DMA

Device(s)

2

4

Standard Floppy Disk Controller Direct Memory Access Controller

System I/O Address

I/O Address	System Function (Shipping Configuration)
0000h-000Fh	Direct Memory Access Controller
0020h-0021h	Programmable Interrupt Controller
0040h-0043h	System Timer
0060h-0060h	Standard 101/102-Key or Microsoft Natural Keyboard
0061h-0061h	System Speaker
0062h-0062h	ACPI Embedded Controller
0064h-0064h	Standard 101/102-Key or Microsoft Natural Keyboard
0066h-0066h	ACPI Embedded Controller
0070h-0075h	System CMOS/Real Time Clock
0081h-008Fh	Direct Memory Access Controller
00A0h-00A1h	Programmable Interrupt Controller
00C0h-00DFh	Direct Memory Access Controller
00F0h-00FFh	Numeric Data Processor
0170h-0177h	VIA Bus Master PCI IDE Controller
0170h-0177h	Secondary IDE Controller (Dual FIFO)

PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1600XL SERIES SPECIFICATIONS 3