Maintenance & Service Guide
Presario 1200 Series
Model: 1245
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Specifications
System Interrupts
|
| System Interrupts |
|
|
|
Hardware | System Function | |
IRQ |
|
|
IRQ00 |
| Timer Interrupt |
IRQ01 |
| Standard |
|
| Natural Keyboard |
IRQ02 |
| Programmable interrupt controller |
IRQ03 |
| Compaq Presario |
IRQ04 |
| Communications Port (COM1) |
IRQ05 |
| ES1869 Plug and Play AudioDrive |
IRQ06 |
| Standard Floppy Disk Controller |
IRQ07 |
| Printer Port (LPT1) |
IRQ08 |
| System CMOS/real time clock |
IRQ09 |
| (free) |
IRQ10 |
| OPTi 82C861 PCI to USB Open Host |
|
| Controller |
IRQ11 |
| IRQ Holder for PCI Steering |
IRQ11 |
| NeoMagic MagicGraph 128XD |
IRQ12 |
| Synaptics PS/2 TouchPad |
IRQ13 |
| Numeric data processor |
IRQ14 |
| Primary IDE controller (dual fifo) |
IRQ14 |
| Opti Viper Max Dual PCI IDE Controller |
IRQ15 |
| Secondary IDE controller (dual fifo) |
IRQ15 |
| Opti Viper Max Dual PCI IDE Controller |
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