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05/08/00
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PI7C7100
ADVANCE INFORMATION
Appendix A - Timing Diagrams
1. Configuration Read Transaction .................................................................................................................................A-3
2. Configuration Write Transaction ................................................................................................................................A-3
3. Type 1 to Type 0 Configuration Read Transaction (P
→
S) ......................................................................................A-3
4. Type 1 to Type 0 Configuration Write Transaction (P
→
S) .....................................................................................A-4
5. Upstream Type 1 to Special Cycle Transaction (S
→
P).............................................................................................A-4
6. Downstream Type 1 to Special Cycle Transaction (P
→
S) ........................................................................................A-5
7. Downstream Type 1 to Type 1 Configuration Read Transaction (P
→
S) ..................................................................A-5
8. Downstream Type 1 to Type 1 Configuration Write Transaction (P
→
S) .................................................................A-6
9. Upstream Delayed Burst Memory Read Transaction (S
→
P) ...................................................................................A-6
10. Downstream Delayed Burst Memory Read Transaction (P
→
S) ..............................................................................A-7
11. Downstream Delayed Memory Read Transaction (P/33MHz
→
S/33MHz)...............................................................A-7
12. Downstream Delayed Memory Read Transaction (S2/33MHz
→
S1/33MHz)...........................................................A-8
13. Downstream Delayed Memory Read Transaction (S1/33MHz
→
S2/33MHz)...........................................................A-8
14. Upstream Delayed Memory Read Transaction (S/33MHz
→
P/33MHz) ...................................................................A-9
15. Downstream Posted Memory Write Transaction (P/33MHz
→
S/33MHz)................................................................A-9
16. Downstream Posted Memory Write Transaction (S2/33MHz
→
S1/33MHz) ...........................................................A-10
17. Downstream Posted Memory Write Transaction (S1/33MHz
→
S2/33MHz) ...........................................................A-10
18. Upstream Posted Memory Write Transaction (S/33MHz
→
P/33MHz) ...................................................................A-11
19. Downstream Flow-Through Posted Memory Write Transaction (P/33MHz
→
S/33MHz)........................................A-11
20. Downstream Flow-Through Posted Memory Write Transaction (S2/33MHz
→
S1/33MHz)....................................A-12
21. Downstream Flow-Through Posted Memory Write Transaction (S1/33MHz
→
S2/33MHz)....................................A-12
22. Upstream Flow-Through Posted Memory Write Transaction (S/33MHz
→
P/33MHz) ............................................A-13
23. Downstream Delayed I/O Read Transaction (P
→
S) ...............................................................................................A-13
24. Downstream Delayed I/O Read Transaction (S2/33MHz
→
S1/33MHz) ..................................................................A-14
25. Downstream Delayed I/O Read Transaction (S1/33MHz
→
S2/33MHz) ..................................................................A-14
26. Downstream Delayed I/O Read Transaction (S/33MHz
→
P/33MHz) ......................................................................A-15
27. Downstream Delayed I/O Write Transaction (P
→
S) ..............................................................................................A-15
28. Downstream Delayed I/O Write Transaction (S2/33MHz
→
S1/33MHz) .................................................................A-16
29. Downstream Delayed I/O Write Transaction (S1/33MHz
→
S2/33MHz) .................................................................A-16
30. Upstream Delayed I/O Write Transaction (S
→
P) ...................................................................................................A-17
Appendix B - Evaluation Board User's Manual
General Information ........................................................................................................................................................... B-3
Frequently Asked Questions ............................................................................................................................................ B-5
Appendix C - Three-Port PCI Bridge Evaluation Board Schematics
PCI Chip ............................................................................................................................................................................. C-3
PCI Edge Connector .......................................................................................................................................................... C-4
Secondary 1 PCI Bus ......................................................................................................................................................... C-5
Secondary 2 PCI Bus ......................................................................................................................................................... C-6
Top View............................................................................................................................................................................ C-7