Epson Equity 386SX PLUS Product Information Manual - Page 3

Browse online or download pdf Product Information Manual for Desktop Epson Equity 386SX PLUS. Epson Equity 386SX PLUS 10 pages. Product support bulletin(s)
Also for Epson Equity 386SX PLUS: Product Support Bulletin (19 pages), Product Information Manual (10 pages), Product Support Bulletin (26 pages), Product Support Bulletin (45 pages)

Epson Equity 386SX PLUS Product Information Manual
I/O Port Addresses
ADDRESS
FUNCTION
Interrupt Controller 1
Timer/Counter
Keyboard controller and Port B
CMOS RAM and Non-Maskable
Interrupt Mask
Interrupt 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
EQUITY 386SX
EQ386SX-3