2 layers22.6 × 29 mm

Boards in 1 GitHub repository, designed in KiCad, that use the CH570D by WCH (Nanjing Qinheng Microelectronics) (QFN20 SMT ROHS). See how each wires it, with its parts, size, README and files; the CH570D’s symbol, footprint and pinout are on its own page.
