Part III: Appendixes
System Resources
277
DMA channel assignments
Direct Memory Access (DMA) allows some devices to transfer
data to and from memory at high speeds, without using the CPU.
Such devices are each assigned a unique DMA channel. The
computer has two DMA controllers with four channels on each
controller, a total of eight DMA channels.
The following table lists the computer’s DMA channel
assignments.
DMA
Use
Notes
0
Sound system
Choice for sound system
1
Sound system
Choice for ECP
2
3.5-inch diskette drive
3
ECP
Choice for sound system, ECP
4
Cascade from DMA channel 1
5
Reserved
6
Reserved
7
Reserved
Summary of Contents for 8100 series
Page 17: ...xvii ...
Page 24: ......
Page 55: ...Part I Getting to Know Your Computer Getting Started When and how to turn off the computer 29 ...
Page 111: ...Part I Getting to Know Your Computer Learning the Basics Caring for your computer 85 ...
Page 136: ......
Page 185: ...Part II Technical Reference Toshiba Utilities Expansion device properties 159 ...
Page 219: ...Part II Technical Reference Keeping Your Files Safe Hard disk drive passwords Windows NT 193 ...
Page 277: ...Part II Technical Reference Troubleshooting Guide Toshiba s worldwide offices 251 ...
Page 278: ......
Page 285: ...Part III Appendixes Hot Keys 259 ...
Page 286: ...Appendix B Built in features 261 Optional accessories and devices 268 Specifications 270 ...
Page 298: ...Appendix C ...
Page 308: ...Appendix E ...
Page 312: ......
Page 342: ...Part III Appendixes Glossary 316 ...