NEW EPSON ActionPC 5000, ActionTower 5000

System l/O Address Map

 

 

 

 

 

 

-Hex

address

 

Assigned device

 

000-01F

 

DMA controller 1,8237

 

020

- 03F

 

interrupt controller 1,8259

 

022

- 024

 

UMC 82C481 chip set configuration register

 

034,03B,03C

 

AD12 chip set configuration registers

 

040

- 05F

 

Timer, 8254

 

060-06F

 

Keyboard controller, 8042

 

070

- 07F (CMOS)

I

Real-time clock NMI (non-maskable interrupt)

1

Connector Pin Assignments

Parallel port connector pin assignments (CN12)

Pin

Signal

Pin

Signal

Pin

Signal

 

1

Strobe’

10

ACK *

19

Signal

ground

2

Data 0

11

Busy

20

Signal

ground

8

IData

117

ISelectin*

I

 

9

I Data

7

1 18

I Signalground

1

 

* Active low

logic

 

 

 

 

Serial port connector pin assignments (CN8 and CN11)

Keyboard and mouse connector pin assignments (CN5 and CN6)

Pin

Signal

Pin

Signal

1

Data

4

VCC

2

NC

5

Clock

3

Ground

6

NC

VGA port connector pin assignments (CN15)

Game port connector pin assignments (CN7)

Power supply connector pin assignments (CN1)

Pin

I Signal

[Pin

I Signal

8/94 NEW EPSON ActionPC 5000, ActionTower 5000 - 9