SDF Annotator Guide
Valid and Invalid Interconnect Combinations
Figure B-23 Inout (same) -> Inout (lower) with XL Fanout; Single or No Driver
Inout 
Inout 
Hierarchical Level
Optional Hierarchical Levels
INSTANCE Cell
A MIPD is placed on the destination port. However, if you specify the +transport_int_delays plus option, then SITD is placed on the net.
Figure B-24 Inout (same) -> Inout (lower) with XL Fanout; Multiple Drivers
Inout
Inout
Hierarchical Level
Optional Hierarchical Levels
INSTANCE Cell
A MIPD is placed on the destination port. However, if you specify the
+multisource_int_delays plus option a MITD is placed on the destination port.
Invalid Interconnect Combinations
The following table shows the combinations that are illegal or unsupported.
Source Port |
Driver |
Destination Port |
Fanout |
|
|
|
|
Output (lower) |
Single |
Output (lower) |
Yes and No |
January 2001 |
115 |
Product Version 3.2 |
SDF Annotator Guide
Valid and Invalid Interconnect Combinations
Source Port |
Driver |
Destination Port |
Fanout |
|
|
|
|
Output (lower) |
Multiple |
Output (lower) |
Yes and No |
|
|
|
|
Output (same) |
Single |
Output (lower) |
Yes and No |
|
|
|
|
Output (same) |
Single |
Output (same) |
Yes and No |
|
|
|
|
Output (same) |
Single |
Input (lower) |
Yes and No |
|
|
|
|
Output (same) |
Single |
Input (same) |
Yes and No |
|
|
|
|
Output (same) |
Single |
Inout (lower) |
Yes and No |
|
|
|
|
Output (same) |
Single |
Inout (same) |
Yes and No |
|
|
|
|
Output (same) |
Multiple |
Output (lower) |
Yes and No |
|
|
|
|
Output (same) |
Multiple |
Output (same) |
Yes and No |
|
|
|
|
Output (same) |
Multiple |
Input (lower) |
Yes and No |
|
|
|
|
Output (same) |
Multiple |
Input (same) |
Yes and No |
|
|
|
|
Output (same) |
Multiple |
Inout (lower) |
Yes and No |
|
|
|
|
Output (same) |
Multiple |
Inout (same) |
Yes and No |
|
|
|
|
Input (lower) |
Single |
Output (lower) |
Yes and No |
|
|
|
|
Input (lower) |
Single |
Output (same) |
Yes and No |
|
|
|
|
Input (lower) |
Single |
Input (lower) |
Yes and No |
|
|
|
|
Input (lower) |
Single |
Input (same) |
Yes and No |
|
|
|
|
Input (lower) |
Single |
Inout (lower) |
Yes and No |
|
|
|
|
Input (lower) |
Single |
Inout (same) |
Yes and No |
|
|
|
|
Input (lower) |
Multiple |
Output (lower) |
Yes and No |
|
|
|
|
Input (lower) |
Multiple |
Output (same) |
Yes and No |
|
|
|
|
Input (lower) |
Multiple |
Input (lower) |
Yes and No |
|
|
|
|
Input (lower) |
Multiple |
Input (same) |
Yes and No |
|
|
|
|
Input (lower) |
Multiple |
Inout (lower) |
Yes and No |
|
|
|
|
Input (lower) |
Multiple |
Inout (same) |
Yes and No |
|
|
|
|
Input (same) |
Single |
Output (lower) |
Yes and No |
|
|
|
|
Input (same) |
Single |
Output (same) |
Yes and No |
January 2001 |
116 |
Product Version 3.2 |
SDF Annotator Guide
Valid and Invalid Interconnect Combinations
Source Port |
Driver |
Destination Port |
Fanout |
|
|
|
|
Input (same) |
Single |
Input (lower) |
No |
|
|
|
|
Input (same) |
Single |
Input (same) |
Yes and No |
|
|
|
|
Input (same) |
Single |
Inout (same) |
Yes and No |
|
|
|
|
Input (same) |
Multiple |
Output (lower) |
Yes and No |
|
|
|
|
Input (same) |
Multiple |
Output (same) |
Yes and No |
|
|
|
|
Input (same) |
Multiple |
Input (lower) |
No |
|
|
|
|
Input (same) |
Multiple |
Input (same) |
Yes and No |
|
|
|
|
Input (same) |
Multiple |
Inout (same) |
Yes and No |
|
|
|
|
Inout (lower) |
Single |
Output (lower) |
Yes and No |
|
|
|
|
Input (same) |
Single |
Input (same) |
Yes and No |
|
|
|
|
Input (same) |
Multiple |
Output (lower) |
Yes and No |
|
|
|
|
Input (same) |
Multiple |
Input (same) |
Yes and No |
|
|
|
|
Inout (same) |
Single |
Output (lower) |
Yes and No |
|
|
|
|
Inout (same) |
Single |
Output (same) |
Yes and No |
|
|
|
|
Inout (same) |
Single |
Input (lower) |
No |
|
|
|
|
Inout (same) |
Single |
Input (same) |
Yes and No |
|
|
|
|
Inout (same) |
Single |
Inout (lower) |
No |
|
|
|
|
Inout (same) |
Single |
Inout (same) |
Yes and No |
|
|
|
|
Inout (same) |
Multiple |
Output (lower) |
Yes and No |
|
|
|
|
Inout (same) |
Multiple |
Output (same) |
Yes and No |
|
|
|
|
Inout (same) |
Multiple |
Input (lower) |
No |
|
|
|
|
Inout (same) |
Multiple |
Input (same) |
Yes and No |
|
|
|
|
Inout (same) |
Multiple |
Inout (lower) |
No |
|
|
|
|
Inout (same) |
Multiple |
Inout (same) |
Yes and No |
|
|
|
|
January 2001 |
117 |
Product Version 3.2 |