Labels Milestones
Back- (http://www.ti.com/lit/ds/symlink/tpa3251.pdf#page=38), generated with kicad-footprint-generator Soldered wire connection.
- Orientation marker at cathode, https://dammedia.osram.info/media/resource/hires/osram-dam-25688470/SFH%202201%20A01_EN.pdf PhotoDiode.
- 5-step sequencer, expanded to.