HP Pavilion dv7-5000 HP Pavilion dv7 Entertainment PC - Maintenance and Servic - Page 122

System DMA specifications, System interrupt specifications (discrete

Page 122 highlights

System DMA specifications Hardware DMA DMA0 DMA1* DMA2* DMA3 DMA4 System function Not applicable Not applicable Not applicable Not applicable Direct memory access controller System interrupt specifications (discrete) Hardware IRQ IRQ0 IRQ1 IRQ7 IRQ8 IRQ12 IRQ13 IRQ16 IRQ17 IRQ19 IRQ21 IRQ22 IRQ23 IRQ81-190 IRQ-2 IRQ-4 System function System timer Standard PS/2 Keyboard Intel 5 Series/3400 Chipset Family SMBus Controller-3B30 System CMOS/real time clock Synaptics PS/2 Port TouchPad Numeric data processor Intel 5 Series/3400 Chipset Family USB Enhanced Host Controller - 3B3C Intel 5 Series/3400 Chipset Family PCI Express Root Port 2 -3B44 Intel Management Engine Interface Intel processor PCI Express Root Port 1 - D138 High Definition Audio Controller Intel 5 Series/3400 Chipset Family PCI Express Root Port 1 -3B42 Intel 5 Series 4 Port SATA AHCI Controller Intel® 5 Series/3400 Chipset Family USB Enhanced Host Controller - 3B34 High Definition Audio Controller HP Mobile Data Protection Sensor Microsoft ACPI-Compliant System ATI Mobility Radeon HD 5470 Intel WiFi Link 1000 BGN 112 Chapter 6 Specifications

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System DMA specifications
Hardware DMA
System function
DMA0
Not applicable
DMA1*
Not applicable
DMA2*
Not applicable
DMA3
Not applicable
DMA4
Direct memory access controller
System interrupt specifications (discrete)
Hardware IRQ
System function
IRQ0
System timer
IRQ1
Standard PS/2 Keyboard
IRQ7
Intel 5 Series/3400 Chipset Family SMBus Controller-3B30
IRQ8
System CMOS/real time clock
IRQ12
Synaptics PS/2 Port TouchPad
IRQ13
Numeric data processor
IRQ16
Intel 5 Series/3400 Chipset Family USB Enhanced Host Controller - 3B3C
Intel 5 Series/3400 Chipset Family PCI Express Root Port 2 -3B44
Intel Management Engine Interface
Intel processor PCI Express Root Port 1 - D138
IRQ17
High Definition Audio Controller
Intel 5 Series/3400 Chipset Family PCI Express Root Port 1 -3B42
IRQ19
Intel 5 Series 4 Port SATA AHCI Controller
IRQ21
IntelĀ® 5 Series/3400 Chipset Family USB Enhanced Host Controller - 3B34
IRQ22
High Definition Audio Controller
IRQ23
HP Mobile Data Protection Sensor
IRQ81-190
Microsoft ACPI-Compliant System
IRQ-2
ATI Mobility Radeon HD 5470
IRQ-4
Intel WiFi Link 1000 BGN
112
Chapter 6
Specifications