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Understanding the System Resource Settings: Sound Blaster Live! Value Sound Card User's Guide
Interrupt Request (IRQ) Line
An IRQ line is a signal line that a device uses to notify your computer's central processor that it
wants to send or receive data for processing.
Table 2. Possible default interrupt request (IRQ) line assignment.
Device
SB interface
Direct Memory Access (DMA) Channel
A DMA channel is a data channel that a device uses to transfer data directly to and from the
system memory.
Table 3. Possible default direct memory access (DMA) channel assignment.
Usage
First DMA channel
Second DMA channel
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Default IRQ Line
5, 7, 9, 10
Default DMA Channel
0, 1, 3
5, 6, 7
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