Table 1. Typical Port Addresses
Ports
Device
000-01f
dma
020-03f
pic1
040-05f
timer
060-06f
keyboard
080-09f
dma
page
reg
0a0-0bf
pic2
0c0-0df
dma2
0f0-0ff
npu
1b0-1be
mrv4
2f8-2ff
serial (auto)
3c0-3df
vga+
3f8-3ff
serial (auto)
