Epson EL 3S/33 Produktinformation Handbuch - Seite 5

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System l/O Address Map
Hex address
000-01F
020-03F
interrupt controller 1,8259A, master
022-023
Chip set configuration register
040-05F
Timer, 8254-2
060-06F
8042 (Keyboard)
070 - 07F (CMOS)
Real-time dock NMI (non-maskable interrupt) mask
080-09F
page register, 74LS612
0A0 - 0BF
interrupt controller 2,8259A
0C0-0DF
DMA controller 2,8237A-5
2F8 - 2FF
Serial port 2
300-31F
Prototype card
360-36F
Reserved
378 - 37F
Parallel printer port 1
380-38F
SDLC, bisync 2

Jumper Settings

Port Jumper Settings
Factory setting
l
** DOS automatically reassigns parallel and serial ports. Check your DOS
manual for more information.
Drive Assignment Jumper Settings
Drive assignment
Upper drive is A
Lower drive is A
Factory setting
l
Diskette Drive Controller Jumper Settings
Jumper number
Jumper setting
J27
1-2*
2-3
* Factory setting
Hard Disk Drive Controller Jumper Settings
Hard disk controller
Enable
Disable
* Factory setting
** Two-pin jumper
Display Adapter Jumper Settings
Jumper number
Jumper setting
J11
1-2*
2-3
J15**
On
Off**
* Factory setting
* Two-pin jumper
Built-in VGA Jumper Settings
Built-in VGA
Enable
Disable
Factory setting
** Two-pin jumper
l
To use an external display adapter in an expansion slot, you
must disable the built-in VGA adapter.
5/28/93
Epson EL 3S/33
J17
J18
J19
2-3
2-3
2-3
1-2*
1-2*
1-2*
Function
Enables diskette drive controller
Disables diskette drive controller
J25
J22**
1-2*
On*
2-3
off
Function
Color VGA display adapter
Monochrome display adapter
Interlaced mode
Non-interlaced mode
J36**
J37**
On'
On'
off
off
Epson EL 3S/33-5
J20
2-3
1-2*