Products, Inc Computer Hardware User Manual

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
2.3 Jumper Settings
2.3.1 JP1 : D/A Internal Reference Voltage
Selection
Reference
Voltage
-5V
(default)
1
2
3
(
-10V
)
(-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