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For(j=[0:rn-1]) assign(h0=sh*j, h1=sh*(j+1/2), h2=sh*(j+1)) { for(i=[0:fn-1]) assign(lf0=lf*i, lf1=lf*(i+1/2), lf2=lf*(i+1)) { polyhedron( points=[ [ 0,0,h0], [ ord*cos(lf0), ord*sin(lf0), h2], [ ord*cos(lf2), ord*sin(lf2), h0], [ ird*cos(lf0), ird*sin(lf0), h1], [ ird*cos(lf2), ird*sin(lf2), h1], [ 0,0,h2], Created on Tue Mar 5 20:19:51 2024 Copper Layer Stackup: T5 15.200mm 0.5984" (1 hole T3 7.000mm 0.2756" (6 holes) T4 10.000mm 0.3937" (4 holes) (with 4 slots) T2 5.000mm 0.1969" (1 hole) T3 7.000mm 0.2756" (6 holes T4 10.000mm 0.3937" (4 holes T5 15.200mm 0.5984" (1 hole Total plated holes count 16 Not plated through holes: unplated through holes: ============================================================= T1 3.200mm 0.1260" (4 holes) T5 15.200mm 0.5984.

0.843375 facet normal 0.268373 -0.884719 0.381114 facet normal.
-1.11009 2.67998 18.9335 facet normal -0.815355 -0.435833.
Https://www.st.com/resource/en/datasheet/stm32h7b3ri.pdf ST TFBGA-257, 10.0x10.0mm, 257 Ball.

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