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Software • Automation PC 620 with BIOS
Automation PC 620 User's Manual V 1.90
1.4 Distribution of resources
1.4.1 RAM address assignment
1.4.2 DMA channel assignment
RAM address
Resource
000000h - 0003FFh
Interrupt vectors
000400h - 09FFFFh
MS-DOS Program Area
0A0000h - 0AFFFFh
VGA Graphics
0B8000h - 0BBFFFh
VGA Text Mode
0C0000h - 0CFFFFh
VGA BIOS
0D0000h - 0CFFFFh
VGA BIOS freely available.
0E0000h - 0EBFFFh
USB
0E4000h - 0FFFFFh
System BIOS (Phoenix)
100000h -
SDRAM
Table 226: RAM address assignment
DMA channel
Resource
0
Free
1
Free
2
Floppy disk drive (FDC)
3
LPT (ECP)
1)
1) Available if LPT is not being operated in ECP mode.
4
Reserved
5
Free
6
Free
7
Free
Table 227: DMA channel assignment
Содержание Automation PC 620
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Страница 204: ...204 Commissioning Connection examples Automation Panel 900 Automation PC 620 User s Manual V 1 90...
Страница 376: ...376 Maintenance servicing International certifications Automation PC 620 User s Manual V 1 90...
Страница 487: ...Appendix A Glossary Appendix A 487 Automation PC 620 User s Manual V 1 90...
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Страница 512: ...Index 512 Automation PC 620 User s Manual V 1 90...