Compaq Presario CQ61-400 Compaq Presario CQ61 Notebook PC and HP G61 Notebook - Page 92

System interrupt specifications Specifications Hardware IRQ System function IRQ1 Standard 101-/102-Key or Microsoft Natural PS/2 Keyboard with HP QLB IRQ4 ITE consumer infrared (CIR) receiver IRQ12 Synaptics PS/2 Port TouchPad IRQ13 Numeric data processor IRQ14 ATA channel 0 IRQ15 ATA channel 1 IRQ16 High-definition audio controller IRQ16 Standard OpenHCD USB host controller IRQ16 Standard OpenHCD USB host controller IRQ17 SDA standard compliant SD host controller IRQ17 Standard enhanced PCI to USB host controller IRQ18 Standard OpenHCD USB host controller IRQ18 Standard OpenHCD USB host controller IRQ18 WLAN adapter IRQ19 High-definition audio controller IRQ19 Realtek RTL8103 Family PCI-E 10/100 Ethernet NIC (NDIS 6.0) IRQ19 Standard enhanced PCI to USB host controller IRQ22 Standard AHCI 1.0 serial ATA controller IRQ23 G-sensor ✎ This table contains default values. The actual resource allocation is determined by the operating system. System I/O address specifications I/O address (hex) 000 - 00F 000 - CF7 010 - 01F 020 - 021 02E - 02F 040 - 043 060 - 060 061 - 061 062 - 062 064 - 064 066 - 066 070 - 071 System function (shipping configuration) Direct memory access controller PCI bus Motherboard resources Programmable interrupt controller Motherboard resources System timer Standard 101-/102-Key or Microsoft Natural PS/2 Keyboard with HP QLB System speaker Microsoft ACPI-compliant embedded controller Standard 101-/102-Key or Microsoft Natural PS/2 Keyboard with HP QLB Microsoft ACPI-compliant embedded controller System CMOS/real-time clock (Continued) Maintenance and Service Guide 6-7