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Compaq 110 User Manual

Page 126

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Specifications

Maintenance and Service Guide

6–15

I/O Address (hex)

System Function (shipping configuration)

0A2 - 0BF

unused

0C0 - 0DF

DMA controller no. 2

0E0 - 0EF

unused

0F0 - 0F1

Coprocessor busy clear/reset

0F2 - 0FF

unused

100 - 16F

unused

170 - 177

Secondary fixed disk controller

178 - 1EF

unused

1F0 - 1F7

Primary fixed disk controller

1F8 - 200

unused

201

Joystick (decoded in ESS1688)

202 - 21F

unused

220 - 22F

Entertainment audio

230 - 26D

unused

26E - 26

unused

278 - 27F

unused

280 - 2AB

unused

2A0 - 2A7

unused

2A8 - 2E7

unused

2E8 - 2EF

Reserved serial port

Table 6-12

System I/O Addresses (Continued)

238850-003.book Page 15 Friday, December 21, 2001 2:53 PM