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Toshiba T-Series T1000 Specifications page 3

Toshiba t-series t1000: specifications
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64K
10000
128K
20000
192K
30000
256K
40000
320K
50000
384K
60000
448K
70000
512K
80000
576K
90000
640K
A0000
704K
B0000
736K
B8000
752K
BC000
768K
C0000
784K
C4000
832K
D0000
896K
E0000
960K
F0000
992K
F8000
Interrupts
Level
Assigned To:
NMI
None
0
Timer
1
Keyboard
2
(Reserved)
3
Secondary Communications
I/O Port Assignment
Port Address
From / To
'000' / '01F'
'020' / '03F'
'040' / '05F'
'060' / '07F'
'080' / '09F'
'0A0' / '0BF'
'0C0' / '0CF'
'0D0' / '0EF'
'208' / '20F'
'218' / '21F'
'258' / '25F'
'268' / '26F'
'2A8' / '2AF'
'2B8' / '2BF'
'2C0' / '2DF'
'2E8' / '2EF'
'2F8' / '2FF'
'378' / '37F'
'380' / '3AF'
'3D0' / '3DF'
'3F0' / '3F7'
'3F8' / '3FF'
Toshiba America Information Systems Inc. ("TAIS") shall not be liable for damages of any kind for use of this information, which is subject to
change without notice.
Copyright 1994 TAIS.
512
128
64
32
16
32
176
32
32
Device / Function
82C37 : DMAC Device
82C59 : PIC Device
82C53 : PIT Device
82C55 : PPI Port
DMA Page Register
NMI Mask Register
DOS ROM Register
Special Register
Expanded Memory Unit I/O - 1
Expanded Memory Unit I/O - 2
Expanded Memory Unit I/O - 3
Expanded Memory Unit I/O - 4
Expanded Memory Unit I/O - 5
Expanded Memory Unit I/O - 6
Real Time Clock
Expanded Memory Unit I/O - 7
Secondary Communications (COM2)
Parallel Printer
Binary Synchronous Communications
Display
Floppy Disk Controller
Primary communications (COM1)
1000.DOC Rev. 2 12/07/95 MQC/nmm.
System Working
Memory
________________
Expanded Memory
Specification_____
DOS ROM_______
(Reserved)______
Video RAM______
(Reserved)
________________
Expanded Memory
Specification
________________
(Reserved)_______
System (BIOS) ROM
Level
Assigned To:
4
Primary Communications
5
(Reserved)
6
FDD
7
Parallel Printer
Page 2

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