Integrated Audio; Resources; Memory Map; System Memory Map - NEC POWERMATE CT 815 Service And Reference Manual

Integrated Audio

To support multimedia applications, an AC97 Codec audio chip is integrated on the system
board. The chip provides 16-bit stereo, Sound Blaster Pro
The sound system provides all the digital and analog mixing functions required for playing and
recording audio on personal computers. Features include stereo analog-to-digital and digital-to-
analog converters, analog mixing, anti-aliasing and reconstruction filters, line and microphone
level inputs, digital audio compression, and full digital control of all mixer and volume control
functions.

Resources

The system memory map and DMA settings are given in the following sections. System
interrupt settings, parallel interrupt settings, and serial interrupt settings are included in
Section 2, "System Configuration."

Memory Map

The system memory map is shown in the following table.
Memory Space
00000000 - 0009FFFF
000A0000 - 000AFFFF
000B0000 - 000BFFFF
000C8000 - 000D7FFF
000E0000 - 000FFFFF
00100000 - 03EFFFFF
03F00000 - 03FFFFFF
DFC00000 - DFCFFFFF
E0000000 - E3FFFFFF
E7E00000 - EBEFFFFF
E8000000 - E800007F
EE000000 - EE07FFFF
FFB80000 - FFBFFFFF
FFF80000 - FFFFFFFF
4-12 System Board
®

System Memory Map

Function
System board extension for ACPI BIOS
®
Intel 815E Chipset Graphics Driver
Intel 815E Chipset Graphics Driver
3Com EtherLink 10/100 PCI
System board extension for ACPI BIOS
System board extension for ACPI BIOS
Unavailable for use by devices
Intel 82801BA PCI Bridge
Intel 815E Chipset Graphics Driver
Intel 82801BA PCI Bridge
3Com EtherLink 10/100 PCI
Intel 815E Chipset Graphics Driver
Intel 82802AB/AC Firmware Hub Device
System board extension for ACPI BIOS
-compatible audio.