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Cadence PCB??????

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1. ????

?OrCAD????????????????Allegro SPB 15.5??????????????Allegro PCB Design 610?????????????????????????????????OK??????????

2. ?????

??????SCHEMATIC1.PGP???????????????????????????????????????????????

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??SCHEMATIC1????????PAGE1????Schematic1 Page Properties???Page Size??????????

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?????????????????????????????????????????

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???????????????????????????????DRC??????????

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????????Design Cache??????????????????

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??/?????i?/?o???????????????????????

??PCB??

1. ?????

??PCB???????Allegro PCB Design 610??????????????????????????????

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???mil???????Grid spacing?10mil?Etch??2????PCB???????????

2. ?????

?PCB???PCB???????Allegro???????????FPM?????????????????????????

3. ????

????????????????????????????????????

4. ??

??Move?Rotate??????????????????PCB?????????????

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5. ??

Allegro???????Protel???F6??????????????????????????????????????????

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6. ??

????????DRC??????????????????Generate Artwork????Gerber?????

Gerber????

?????????????????????Undefine line width?8???????Gerber???

????????????PCB??????????????

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