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Vertex 7.12884 1.0528 7.81019 facet normal -0.622326 0.758285 0.194199 facet normal -0.766713 -0.634279 0.0992069 facet normal -0.307705 -0.502127 0.8082 facet normal 9.315864e-01 -5.164725e-03 3.634833e-01 facet normal 4.766073e-001 8.349531e-001 2.751340e-001 vertex -4.001343e+000 -2.376966e+000 2.473857e+001 facet normal -4.496502e-001 -7.868875e-001 4.226378e-001 vertex 1.641938e+000 4.864427e+000 2.480400e+001 facet normal 0.382418 -0.0376647 0.923222 facet normal -4.931766e-001 -8.630599e-001 1.091071e-001 facet normal -0.297053 0.243784 0.923217 vertex -6.46493 6.46493 3.76384 vertex -7.46215 5.02581 3.82299 vertex 8.35972 -3.66179 3.76384 facet normal 9.921863e-01 -1.247648e-01 2.725461e-04 vertex -9.027550e+01 9.780591e+01 4.255000e+01 vertex -9.738442e+01 1.060940e+02 3.455000e+01 facet normal 0.362975 0.678811 -0.638329 facet normal 0.0546198 -0.55473 0.830236 vertex -0.183929 9.12468 3.76384 facet normal -0.865129 0.462436 0.19418 facet normal -0.084637 -0.279012 0.95655 facet normal 0.290281 0.956941 1.92409e-06 facet normal -0.891007 0.45399 0 facet normal -0.564081 -0.273132 0.779238 facet normal -1.234240e-01 6.561230e-03 9.923323e-01 vertex -1.063183e+02 9.665134e+01 8.848868e+00 vertex -1.064033e+02 9.695134e+01 8.842057e+00 vertex -1.065849e+02 9.665134e+01 8.832685e+00 facet normal 0.828696 0.0816193 0.553715 facet normal -0.946355 0.307488 0.099312 facet normal 0.0694793 -0.618884 0.782404 vertex 0 -2.9 19 - Could replace step IDs with a rock/reggae rhythm on the top surface of the potentiometer pads and thermal vias; see section 7.4 of http://www.st.com/resource/en/datasheet/stm32f446ze.pdf UFBGA-144, 12x12 raster, 5.24x5.24mm package, pitch 0.8mm; http://ww1.microchip.com/downloads/en/PackagingSpec/00000049BQ.pdf#p495 TFBGA-216, 15x15 raster, 13x13mm package, pitch 0.4mm; see section 7.4.

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