Specifications

Table 6-12

System I/O Addresses (Continued)

I/O Address (hex) System Function (shipping configuration)

2F0–2F7

Unused

 

 

2F8–2FF

Infrared port

 

 

300–31F

Unused

 

 

320–36F

Unused

 

 

370–377

Secondary diskette drive controller

 

 

378–37F

Parallel port (LPT1/default)

 

 

380–387

Unused

 

 

388–38B

FM synthesizer—OPL3

 

 

38C–3AF

Unused

 

 

3B0–3BB

VGA

 

 

3BC–3BF

Reserved (parallel port/no EPP support)

 

 

3C0–3DF

VGA

 

 

3E0–3E1

PC Card controller in CPU

 

 

3E2–3E3

Unused

 

 

3E8–3EF

Internal modem

 

 

3F0–3F7

“A” diskette controller

 

 

3F8–3FF

Serial port (COM1/default)

 

 

CF8–CFB

PCI configuration index register (PCIDIVO-1)

 

 

CFC–CFF

PCI configuration data register (PCIDIVO-1)

 

 

Maintenance and Service Guide

6–15

Page 181
Image 181
Compaq N620C, N600c, N610V manual Vga