System I/O Address Map; Specifications - Epson ActionTower 2000 User Manual

System l/O Address Map
Hex address
000 - 01 F
020 - 03F
022 - 024
040 - 05F
060 - 06F
070 - 07F(CMOS)
080 - 09F
0A0 - 0BF
0C0-0DF
OF0
OF1
OF8 - OFF
1 FO - 1 F8
200 - 207
278 - 27F
2B0 - 2DF
2E1
2E2, 2E3
2F8 - 2FF
300 - 31 F
360 - 363
368 - 368
378 - 37F
380 - 38F

Specifications

A-14
Assigned device
DMA controller 1, 8237
Interrupt controller 1, 8259
AliM1217 configuration register
Time r, 8254
Keyboard controller, 8042
Real-time clock NMI (non-ma&able interrupt) mask
DMA page register, 74LS612
Interrupt controller 2, 8259
DMA controIler 2, 8237
Clearmath coprocessor
Reset math coprocessor
Math coprocessor
Hard disk
Game I/O
Parallel printer port 2
Alternate enhanced graphicsadapter
GPIB (adapter 0)
Data acquisition (adapter 0)
Serial port 2
Prototype card
PC network (low address)
PC network (high address)
Parallel printer port 1
SDLC, bisynchronous 1