Compaq LTE 5380 Personal Computer User Manual


 
IRQ12 Internal Point Stick or External Mouse
IRQ13 Coprocessor (Not available to any peripheral)
IRQ14 IDE Interface (Hard Disk and CD-ROM Drive)
IRQ15 Fixed Disk Drives on the MultiBay Expansion Base
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NOTES: PCMCIA cards may assert IRQ3, IRQ4, IRQ5, IRQ7, IRQ9, IRQ10, IRQ11,
or IRQ15. Either the infrared or the serial port may assert IRQ3
or IRQ4.
* Default configuration; audio possible configurations are: IRQ5,
IRQ7, IRQ9, IRQ10, or none.
** Default configuration; possible configurations for the expansion
base network interface adapter are IRQ9, IRQ10, IRQ11, or none.
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Chapter 8.10 System DMA
Table 8-18. System DMA
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Hardware DMA System Function
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DMA 0 Available for Audio
DMA 1 Entertainment Audio (Default; Alternate = DMA0, DMA3, None)
DMA 2 Diskette Drive
DMA 3 ECP Parallel Port LPT1 (Default; Alternate = DMA 0, none)
DMA 4 DMA Controller Cascading (Not available)
DMA 5 Available for PC Card
DMA 6 Not Assigned
DMA 7 Not Assigned
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NOTE: PC Card controller can use DMA 1, 2, or 5.
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Chapter 8.11 System I/O Address
Table 8-19. System I/O Address
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I/O Address (Hex) System Function (Shipping Configuration)
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000 - 00F DMA Controller # 1
010 - 01F Unused
020 - 021 Interrupt Controller # 1