UNO-2182 User Manual
24
Appendix A System Settings & Pin
Assignments
A.1 System I/O Address & Interrupt Assignments
Table A.1: UNO-2182 System I/O Ports
Address Range Device
000-00F
DMA controller
020-03F
Interrupt controller 1, (master)
040-05F Timer/counter
060-06F (keyboard
controller)
070-07F
Real-time clock, non-maskable interrupt (NMI)
Mask
080-09F DMA
page
register
0A0-0BF
Interrupt controller 2 (slave)
0C0-0DF DMA
controller
0F0 Clear
math
co-processor
0F1
Reset math co-processor
0F8-0FF Math
co-processor
1F0-1F7
Primary IDE channel
200-207 Game
I/O
274-279
ISAPNP Read Data Port
2E8-2EF Serial
port
4
2F8-2FF Serial
port
2
3B0-3DF
Intel 915GM Express Chipset Family
3E8-3EF
Serial port 3
3F8-3FF Serial
port
1
500-51E
Intel 82801 SMbus Controller– 266A
DC000-DFFFF
Battery back-up RAM
E000-E01F
Intel 82801 USB Host Controller - 2658
E100-E11F
Intel 82801 USB Host Controller - 2659
E200-E21F
Intel 82801 USB Host Controller - 265A
E300-E31F
Intel 82801 USB Host Controller - 265B
1D0
Vector address; for COM port share IRQ
1E0
Battery backup resource
11E
Battery backup resource