Parameters of an Autorouter control file (.ctl)
| Parameter |
Default |
Meaning |
| RoutingGrid |
50Mil |
Grid used by the Autorouter for tracks and via-holes |
| Cost factors for... |
|
|
| cfVia |
8 |
Vias |
| cfNonPref |
5 |
Not using preferred direction |
| cfChangeDir |
2 |
Changing direction |
| cfOrthStep |
2 |
0 or 90 deg. Step |
| cfDiagStep |
3 |
45 or 135 deg. Step |
| cfExtdStep |
30 |
Deviation 45 deg. against preferred direction |
| cfBonusStep |
1 |
Step in bonus area |
| cfMalusStep |
1 |
Step in handicap area |
| cfPadImpact |
4 |
Pad influence on surrounding area |
| cfSmdImpact |
4 |
SMD influence on surrounding area |
| cfBusImpact |
4 |
Leaving ideal bus direction |
| cfHugging |
3 |
Wire hugging |
| cfAvoid |
4 |
Previously used areas during ripup |
| cfPolygon |
10 |
Avoiding polygons |
| cfBase.1 |
0 |
Basic costs for a step in the given layer |
| cfBase.2 |
1 |
|
| cfBase.15 |
1 |
|
| cfBase.16 |
0 |
|
| Maximum number of... |
|
|
| mnVias |
20 |
Vias per connection |
| mnSegments |
9999 |
Wire segments per connection |
| mnExtdSteps |
9999 |
Steps 45 deg. against preferred direction |
| mnRipupLevel |
100 |
Ripups per connection |
| mnRipupSteps |
300 |
Ripup sequences per connection |
| mnRipupTotal |
200 |
Ripups at the same time |
| Track parameters for... |
|
|
| tpViaShape |
Round |
Via shape (round or octagon) |
| PrefDir.1 |
|
|
| PrefDir.2 |
0 |
Symbols: 0 - / ` |
| |
|
0 : Layer not used for routing |
| PrefDir.15 |
0 |
* : No preferred direction |
| PrefDir.16 |
- |
- : X is preferred direction |
| |
|
| : Y is preferred direction |
| |
|
/ : 45 deg. is preferred direction |
| |
|
\ : 135 deg. is preferred direction |