Allegro artwork soldermask顶层和soldermask底层需要出那些信息
1. SOLDERMASK_TOP
1) BOARD GEOMETRY/OUTLINE
2) BOARD GEOMETRY/SOLDERMASK_TOP
3) PACKAGE GEOMETRY/SOLDERMASK_TOP
4) VIA CLASS/SOLDERMASK_TOP
5) PIN/SOLDERMASK_TOP
2. SOLDERMASK_BOTTOM
1) BOARD GEOMETRY/OUTLINE
2) BOARD GEOMETRY/SOLDERMASK_BOTTOM
3) PACKAGE GEOMETRY/SOLDERMASK_BOTTOM
4) VIA CLASS/SOLDERMASK_BOTTOM
5) PIN/SOLDERMASK_BOTTOM

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