I/o port addresses, Jumper settings, Dma channels – Pengo Computer Accessories EQUITY SERIES COMPUTER 386SX User Manual
Page 3: Equity 386sx, Eq386sx-3

EQUITY 386SX
I/O Port Addresses
ADDRESS
FUNCTION
Controller
Interrupt Controller
Timer/Counter
Keyboard controller and Port
CMOS
and
Interrupt Mask
Page
Interrupt Controller 2
Controller 2
Numeric Coprocessor
Hard Disk Controller
Parallel Port 1
Parallel Port 0
Parallel Port 2 (on some video
boards)
floppy Disk Controller
Serial Port 0
Jumper Settings
DMA Channels
CHANNEL
0
1
2
floppy disk transfers
3
Spare (Hard disk drive)
4
Cascade of data from channel O-3
5
8
7
EQ386SX-3