4 layers90 × 153 mm

Blackpants
o7-machinehum/Blackpants
Open blackpants.kicadpro for the active A523 schematic and PCB. It replaces the A33 hierarchy and uses AXP717C + AXP323 with 2GB LPDDR4.
139 parts189MIT
Boards in 1 GitHub repository, designed in KiCad, that use the RTT02R500FTH by RALEC. See how each wires it, with its parts, size, README and files; the RTT02R500FTH’s symbol, footprint and pinout are on its own page.

o7-machinehum/Blackpants
Open blackpants.kicadpro for the active A523 schematic and PCB. It replaces the A33 hierarchy and uses AXP717C + AXP323 with 2GB LPDDR4.