7. SYSTEM RESOURCES
This section details the system resources including assignment of IRQ, I/O, and DMA.
7.1Interrupt Assignment
IRQ Resource | Description |
0 | System Timer |
1 | Standard |
2 | Programmable Interrupt Controller |
3 | Communications Port (COM2) |
4 | Communications Port (COM1) |
5 | VIA Tech 3038 PCI to USB Universal Host Controller |
6 | Standard Floppy Disk Controller |
7 | ECP Printer Port (LPT1) |
8 | System CMOS/real time clock |
10 | S3 Graphics Twister |
11 | Realtek RTL 8139(A/B/C/8130) PCI Fast Ethernet NIC |
12 | PS/2 Mouse |
13 | Numeric data processor |
14 | Primary IDE Controller |
14 | VIA Bus Master PCI IDE Controller |
15 | Secondary IDE Controller |
15 | VIA Bus Master PCI IDE Controller |
7.2Direct Memory Access
DMA | Description |
2 | Standard Floppy Disk Controller |
3 | ECP Printer Port (LPT1) |
4 | Direct memory access controller |
Morpheus CPU User Manual V1.01 | Page 15 |