Sound Environment Variable; Blaster Environment Variable - Creative AWE64 - Value Sound Card Getting Started Manual

SOUND Environment Variable

The SOUND environment variable specifies the directory location of
your audio card's drivers and applications. The syntax for this
variable is as follows:
SOUND= path
where path is the drive and directory of the card's software
(e.g., C:\SB16 ). No space is allowed before and after the equal sign.

BLASTER Environment Variable

The BLASTER environment variable specifies the base I/O address,
IRQ line, and DMA channels of the audio interface. Its syntax is:
BLASTER=A220 I5 D1 H5 P330 E620 T6
The parameters in the command are described as follows.
Parameter
Axxx
Ix
Dx
Hx
Pxxx
Exxx
Tx
B-4 Understanding the Installation
The values shown earlier may be different for your system. No
space is allowed before and after the equal sign. However,
there must be at least one space between parameters.
Description
Specifies the audio interface's base I/O address.
xxx defaults to 220.
Specifies the IRQ line used by the audio interface.
x defaults to 5.
Specifies the Low DMA channel used by the audio
interface. x defaults to 1.
Specifies the High DMA channel used by the audio
interface. x defaults to 5.
Specifies the MPU-401 UART interface's base I/O
address. xxx defaults to 330.
Specifies the Advanced WavEffects synthesizer
chip's base I/O address. xxx can be 620.
Specifies the card type. x must be 6.