2 layers

Boards in 1 GitHub repository, designed in KiCad, that use the STM32L431CCU6 by STMicroelectronics (-40℃~+85℃ 1.71V~3.6V 12bit 12bit 256KB 32 Bit 39 64KB 80MHz ARM Cortex-M4 Built-in FLASH UFQFPN-48(7x7) Microcontrollers (MCU/MPU/SOC) ROHS). See how each wires it, with its parts, size, README and files; the STM32L431CCU6’s symbol, footprint and pinout are on its own page.
