Casio G486VPB ユーザーズマニュアル

000-01F

DMA Controller 1, 8237A-5

020-03F

Interrupt Controller 1, 8259A, Master

040-05F

Timer, 8254-2

060-06F

8742 (Keyboard Controller)

070-07F

Real-time Clock, NMI
(Non-maskable Interrupt) Mask

080-09F

DMA Page Memory, 74LS612

0A0-08F

Interrupt Controller 2, 8259A

0C0-0DF

DMA Controller 2, 8237A-5

0E8

Shadow RAM and Cache Control Bit

0F0

Clear Numeric Processor
Extension Busy

0F1

Reset Numeric Processor Extension

0F8-OFF

Numeric Processor Extension

1F0-1F8

Fixed Disk

200-207

Game I/O

278-27F

Parallel Printer Port 2

2F8-2FF

Serial Port 2

300-31F

Prototype Card

360-36F

Reserved

378-37F

Parallel Printer Port 1

380-38F

SDLC, Bisynchronous 2

3A0-3AF

Bisynchronous 1

3B0-3BF

Monochrome Display and Printer Adapter

3C0-3CF

Reserved

3D0-3DF

Color/Graphics Monitor Adapter

3F0-3F7

Diskette Controller

3F8-3FF

Serial Port 1

Note:
The I/O address hex 000 to 0FF are reserved for the
system board I/0.  Hex 100 to 3FF are available on the
I/O channels.