HP Pavilion 6600 HP Pavilion PC's - (English) Sound Blaster Live! Value Sound - Page 45

Interrupt Request IRQ Line, Direct Memory Access DMA Channel, Default DMA Channel

Get HP Pavilion 6600 - Desktop PC PDF manuals and user guides View all HP Pavilion 6600 manuals
Add to My Manuals
Save this manual to your list of manuals

Page 45 highlights

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 Default IRQ Line SB interface 5, 7, 9, 10 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 Default DMA Channel First DMA channel 0, 1, 3 Second DMA channel 5, 6, 7 Back to Contents Page file:///C|/Terrys/resource.htm (2 of 2) [1/2/2001 2:17:15 PM]

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • 16
  • 17
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • 25
  • 26
  • 27
  • 28
  • 29
  • 30
  • 31
  • 32
  • 33
  • 34
  • 35
  • 36
  • 37
  • 38
  • 39
  • 40
  • 41
  • 42
  • 43
  • 44
  • 45
  • 46
  • 47
  • 48
  • 49
  • 50
  • 51
  • 52
  • 53
  • 54
  • 55
  • 56
  • 57
  • 58
  • 59
  • 60
  • 61
  • 62
  • 63
  • 64
  • 65
  • 66
  • 67
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
Default IRQ Line
SB interface
5
, 7, 9, 10
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
Default DMA Channel
First DMA channel
0,
1
, 3
Second DMA channel
5
, 6, 7
Back to Contents Page
Understanding the System Resource Settings: Sound Blaster Live! Value Sound Card User's Guide
file:///C|/Terrys/resource.htm (2 of 2) [1/2/2001 2:17:15 PM]