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System Interrupt Specifications - HP Pavilion HDX Maintenance And Service Manual

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Hardware DMA
DMA5*
DMA6
DMA7
*PC Card controller can use DMA 1, 2, or 5.

System interrupt specifications

Hardware IRQ
IRQ0
IRQ1
IRQ2
IRQ3
IRQ4
IRQ5*
IRQ6
IRQ7*
IRQ8
IRQ9*
IRQ10*
IRQ11
IRQ12
IRQ13
IRQ14
IRQ15
*Default configuration; audio possible configurations are IRQ5, IRQ7, IRQ9, IRQ10, or none.
NOTE:
PC Cards may assert IRQ3, IRQ4, IRQ5, IRQ7, IRQ9, IRQ10, IRQ11, or IRQ15. Either the infrared or the serial port
may assert IRQ3 or IRQ4.
92
Chapter 6 Specifications
System function
Available for PC Card
Not assigned
Not assigned
System function
System timer
Standard 101-/102-Key or Microsoft® Natural Keyboard
Cascaded
Intel 82801DB/DBM USB2 Enhanced Host Controller—24CD
COM1
Conexant AC—Link Audio Intel 82801DB/DBM SMBus Controller—
24C3 Data Fax Modem with SmartCP
Diskette drive
Parallel port
System CMOS/real-time clock
Microsoft ACPI-compliant system
Intel USB UHCI controller—24C2
Intel 82852/82855 GM/GME Graphic Controller
Realtek RTL8139 Family PCI Fast Ethernet Controller
Intel USB EHCI controller—24CD
Intel USB UHCI controller—24C4
Intel USB UHCI controller—24C7
Intel Pro/Wireless 2200BG
TI OHCI 1394 host controller
TI PCI1410 CardBus controller
Synaptics PS/2 TouchPad
Numeric data processor
Primary IDE channel
Secondary IDE channel

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