Http://www.st.com/resource/en/datasheet/stm32f302vc.pdf WLCSP-100, 10x10 raster, 4.618x4.142mm package, pitch 0.4mm; see section 10.3 of https://www.parallax.com/sites/default/files/downloads/P8X32A-Propeller-Datasheet-v1.4.0_0.pdf 44-Lead Plastic Quad Flat, No Lead Package (MC) - 2x3x0.9 mm Body [QFN] with corner pads and trace routing to de-bodge the pots. Updates the potentiometer pads and trace routing to de-bodge the pots. 's notes on repique/caixa, two or three for surdos