158
Appendix A: Specification tables
DMA channel assignments
This table shows the channel assignments for direct memory access (DMA). DMA allows I/O devices to transfer data
directly to and from memory. You may need to select an open DMA channel if you add an I/O device that uses DMA.
Table 12: DMA channel assignments
DMA channel
Assignment
0
User available
1
Mwave sound
2
Diskette
3
ECP parallel port (default)
4
Cascade
5
User available
6
User available
7
Mwave system
Summary of Contents for Aptiva
Page 1: ......
Page 4: ...iv Contents at a glance...
Page 12: ...xii Table of contents...
Page 16: ...2 Part 1 Learning about this book...
Page 22: ...8 Chapter 1 Using this book...
Page 24: ...10 Part 2 Controlling system settings...
Page 42: ...28 Chapter 3 Understanding the Rapid Resume features...
Page 62: ...48 Chapter 4 Viewing and changing Aptiva configuration...
Page 64: ...50 Part 3 Upgrading and replacing hardware...
Page 136: ...122 Part 4 Troubleshooting...
Page 164: ...150 Part 5 Technical reference...
Page 174: ...160 Appendix A Specification tables...
Page 194: ...180 Appendix C Modem information...
Page 196: ...182 Appendix D Monitor terminology...