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= row_1 + v_margin + 12; row_1 = vertical_space/7; row_2 = row_1 + vertical_space/7; row_4 = working_increment*3 + row_1; row_3 = working_increment*2 + row_1; row_4 = working_increment*3 + out_row_1; out_row_3 = working_increment*2 + out_row_1; out_row_9 = working_increment*8 + out_row_1; out_row_5 = out_working_increment*4 + out_row_1; out_row_6 = out_working_increment*5 + out_row_1; out_row_6 = out_working_increment*5 + out_row_1; //special-case the knob on a work based on http://www.latticesemi.com/view_document?document_id=213 BGA 0.8mm 9mm 121 BGA-132 11x17 12x18mm 1.0pitch Altera BGA-144 M144 MBGA Altera BGA-153 M153 MBGA Altera BGA-153 M153 MBGA Altera UBGA U324 BGA-324 BGA-624, 25x25 grid, 21x21mm package, pitch 0.4mm; see section 7.5 of http://www.st.com/resource/en/datasheet/DM00284211.pdf WLCSP-104, 9x12 raster, 4.095x5.094mm package, pitch 0.5mm; see section 7.5 of http://www.st.com/resource/en/datasheet/DM00257211.pdf WLCSP-49, 7x7 raster, 3.277x3.109mm package, pitch 0.5mm; see section 7.1 of http://www.st.com/resource/en/datasheet/stm32f103tb.pdf UFBGA-132, 12x12 raster, 10x10mm package, pitch 0.4mm; see section 7.6 of http://www.st.com/resource/en/datasheet/stm32f207vg.pdf WLCSP-66, 8x9 raster, 3.767x4.229mm package, pitch 0.4mm; see section 7.6 of http://www.st.com/resource/en/datasheet/stm32f429ng.pdf WLCSP-143, 11x13 raster.

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