Date: | 2011-08-16 17:23:04 (12 years 7 months ago) |
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Author: | Werner Almesberger |
Commit: | d04a714bb4f12f77f19e42fd9683add5d6df926e |
Message: | modules/qfn.fpd: added paste island ratio calculation, with NXP
recommendations See also http://lists.en.qi-hardware.com/pipermail/discussion/2011-March/007639.html |
Files: |
modules/qfn.fpd (1 diff) |
Change Details
modules/qfn.fpd | ||
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110 | 110 | |
111 | 111 | set w = 5mil |
112 | 112 | |
113 | set zone_ratio_35 = ((SNX-1)*SE+SX)*((SNY-1)*SE+SY)/(X2*Y2) | |
114 | ||
115 | set paste_ratio_20 = SX*SY*SNX*SNY/(X2*Y2) | |
116 | ||
113 | 117 | frame pads @ |
114 | 118 | frame center @ |
115 | 119 | frame outline @ |
Branches:
master