The PC I/O port map is given below.

ADDRESS

Device

ADDRESS

DEVICE

000-1FF

PC reserved

320-32F

XT Hard Disk

200-20F

Game/control

378-37F

Parallel Printer

210-21F

XT Expansion Unit

380-38F

SDLC

238-23F

Bus Mouse/Alt. Bus Mouse

3A0-3AF

SDLC

278-27F

Parallel Printer

3B0-3BF

MDA/Parallel Printer

2B0-2DF

EGA

3C0-3CF

EGA

2E0-2E7

AT GPIB

3D0-3DF

CGA

2E8-2EF

Serial Port

3E8-3EF

Serial Port

2F8-2FF

Serial Port

3F0-3F7

Floppy Disk

300-31F

Prototype Card

3F8-3FF

Serial Port

2.3Jumper Settings

2.3.1JP1 : D/A Internal Reference Voltage Selection

Reference Voltage -5V (default)

(-10V)

1

2

3

(-5V)

Reference Voltage -10V

1

2

3

(-10V)

(-5V)

Select (-5V) : D/A voltage output = 0 to 5V (both channel)

Select (-10V) : D/A voltage output = 0 to 10V (both channel)

JP1 is valid only if JP2 is set to D/A internal reference voltage

OME-A-822PGL/PGH Hardware Manual ---- 11

Page 13
Image 13
Omega OME-A822PG manual Jumper Settings, 1 JP1 D/A Internal Reference Voltage Selection