2 layers89 × 99 mm

Boards in 2 GitHub repositories, designed in KiCad, that use the CH344Q by WCH (Nanjing Qinheng Microelectronics) (-40℃~+85℃ 3.3V 4 6Mbps USB to UART、USB to RS232、USB to RS422、USB to RS485 LQFP-48(7x7) USB Converters ROHS). See how each wires it, with its parts, size, README and files; the CH344Q’s symbol, footprint and pinout are on its own page.

