4-14 System Board

I/O Address Map
Address (Hex) I/O Device Name
00C0-00DF DMA controller
00F0-00FE Numeric data processor
0170-0177 Secondary IDE channel/Intel 82801AA Bus Master
IDE controller
01F0-01F7 Primary IDE channel/Intel 82801AA Bus Master
IDE controller
0200-0207 Gameport/Joystick
02F8-02FF Communications Port (COM2)
0300-0301 MPU-401 Compatible
0376 Secondary IDE channel/Bus Master IDE controller
0378-037F ECP printer port (LPT 1)
03B0-03BB Winfast 3D 5320 II (TNT-PRO)
03C0-03DF Winfast 3D 5320 II (TNT-PRO)
03F0-03F3 Standard floppy disk controller
03F4-03F5 Standard floppy disk controller
03F6 Intel 82801AA Bus Master IDE controller/primary
IDE controller
03F7 Standard floppy disk controller
03F8-03FF Communications port (COM1)
0778-077F ECP printer port (LPT 1)
0CF8-0CFF PCI bus
1200-12FF Yamaha AC XG audio device
1300-133F Yamaha AC XG audio device
1800-1807 Primary IDE controller
1800-180F Intel 82801AA Bus Master IDE
controller/secondary IDE controller
1810-181F Intel 82801AA SMBus controller
1820-183F Intel 82801AA USB Universal Host Controller