Epson Endeavor 486I Manuale informativo sul prodotto - Pagina 8

Sfoglia online o scarica il pdf Manuale informativo sul prodotto per Desktop Epson Endeavor 486I. Epson Endeavor 486I 11. Product information guide

Stampa la pagina
Epson Endeavor 486I Manuale informativo sul prodotto
EPSON ActionPC 7000, ActionTower 7000, Endeavor 486i

System I/O Address Map

Hex address
Assigned device
000-01F
DMA controller 1, 8237
020-03F
Interrupt controller 1, 8259
Reserved
040-05F
Timer, 8254
060-06F
Keyboard controller, 8242PE
070-07F
Real-time clock NMI (non-maskable Interrupt)
0A0-0BF
Interrupt controller 2, 8259
0C0-0DF
DMA controller 2, 8237
0F0
Clear math coprocessor
Reset math coprocessor
0F8-0FF
Math coprocessor
1F0-1F8
Primary hard disk Interface
1E0-1E7
Secondary hard disk Interface
278- 27F
Parallel printer port 2
2B0-2DF
Alternate enhanced graphics adapter
2E1
GPIB (adapter 0)
2F8-2FF
Serial port 2
300-31F
Prototype card
360-363
Available
Available
378-37F
Parallel printer port 1
380-38F
Available
390-393
Available
Available
3B0-3BF
Available
3C0-3CF
Available
3D0-3DF
Available
Diskette drive controller
3F8 -3FF
Serial port 1
6E2, 6E3
Available
790- 793
Available
Available
B90, B93
Available
EE2, EE3
Available
1390-1393
Available
Available
2390-2393
Available
42E1
Available
63E1
Available
Available
A2E1
Available
C2E1
Available
E2E1
Available

Connector Pin Assignments

Parallel port connector pin assignments (J6)
6
Data 4
15
7
Data 5
16
8
Data 6
17
9
Data 7
18
* Active low logic
8 - ActionPC 7000, ActionTower 7000, Endeavor 486i 5/19/95
Error *
24
Signal ground
lnit *
25
Signal ground
Selectin *
Signal around
Serial port connector pin assignments (J4 and J5)
Pin
Signal
1
Data carrier detect
2
Receive data
3
Transmit data
4
Data terminal ready
Keyboard and mouse connector pin assignments (J1 and J3)
Pin
Signal
1
Data
2
N C
3
Ground
VGA port connector pin assignments (J7)
LED connector pin assignments (J21)
Pin
Signal
1
N C
2
Turbo LED (yellow)
3
Turbo LED (white)
4
N C
5
N C
6
N C
7
N C
8
NC
9
Hardware reset (white)
HDD LED connector pin assignments (J15)
Pin
1
Power
connector pin assignments (J9)
supply
Diskette dke connector pin assignmL&s (112)
Pin* 1 Signal
2
4
N C
6
N C
8
Index
10
Motor A
12
Drive B
14
Drive A
16
Motor B
18
Direction
* All odd-numbered pins are grounds
Pin
Signal
6
Data set ready
7
Request to send
8
Clear to send
9
Ring indicator
I
Pin
Signal
4
V c c
5
Clock
6
N C
Pin
Signal
11
Power LED (yellow)
12
N C
13
Power LED (white)
14
N C
15
N C
16
N C
17
Speaker (red)
18
NC
22
Write data
24
Write enable
26
Track 0
28
Write protect
30
Read data
32
Select header 0
34
Disk change
I