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. 1000LE.DOC Rev. 1 05/19/94 MQC/nmm.
Page 4
2
(Not used)
3
Secondary Communications (COM2)
4
Primary Communications (COM1)
5
HDD
6
FDD
7
Parallel Printer
I/O Port Assignment
Port Address
From / To Device / Function______________________
'000' / '01F'
82C37 : DMAC Device
'020' / '03F'
82C59 : PIC Device
'040' / '05F'
82C53 : PIT Device
'060' / '07F'
Programmable I/O Ports
'080' / '09F'
DMA Page Register
'0A0' / '0BF'
NMI Mask Register
'0E0' / '0F7'
System Controller Ports
'1F0' / '1FF'
HDC
'208' / '2BF'
Expanded Memory
'2C0' / '2DF'
Real Time Clock
'2E8' / '2EF'
Expanded Memory
'2F8' / '2FF'
Secondary Communications (COM2)
'378' / '37F'
Parallel Printer
'3D0' / '3DF'
Display (LCD/CRT)
'3F0' / '3F7'
FDC, HDC
'3F8' / '3FF'
Primary communications (COM1)
