原创 allegro 问题集

 2007-11-26 23:21  2873 2 2 分类: PCB

allegro 如何设置route keepin,package keepin

1.setup->area->route keepin,package keepin ->画框
2.edit ->z-copy->options->package keepin,route keepin->offset->50->点击外框

ALLEGRO 如何生成钻孔文件

Manufacture -> NC -> Drill Customization->auto generate symbols
Manufacture -> NC -> Drill Legend
Manufacture -> NC ->NC parameters->enhanced excellon format->close
Manufacture -> NC -> NC Drill->auto tool select->optimize drill head travel

allegro 如何设置间距

setup -> constraints->set standard values->default value form

在Allegro中，在布线完成之后如何改变叠层设置

选Setup-> Cross-section
如果要设置板层厚度, 先定义板层材料
setup->materials

如何在allegro中使specttra保护手工布线

route->automatic router->sections-> all but select->选择要保护的net

如何在allegro中使specttra用45度布线

route->route Autormatic->Setup->enable Diagonal Ruoting
wireGride,安全间距
Via Gride,线宽
在specttra出错时可以用route->route Checks 检查错误

在allegro中查找多于的线头 cline

TOOLS -> REPORTS -> Dangling line Report

allegro 过孔定义,查找多余的cline

创建过孔 setup ->vias->auto define bbvia ->create bbvia->input pad name->generate
自动布线的过孔指定
Setup-> Constraints->Physical (lines/vias) rule set->Set Values->Via list property->Name

清除多余的cline
Rout->Gloss->Parameters

或查找多余的cline
TOOLS->REPORTS->Dangling line Report
cline 连接线
line 边框线等