Boards using the ATMEGA644PA-PU

Boards in 2 GitHub repositories, designed in KiCad, that use the ATMEGA644PA-PU by Microchip Technology (-40℃~+85℃ 1.8V~5.5V 10bit 20MHz 2KB 32 4KB 64KB 8 Bit AVR Built-in FLASH PDIP-40 Microcontrollers (MCU/MPU/SOC) ROHS). See how each wires it, with its parts, size, README and files; the ATMEGA644PA-PU’s symbol, footprint and pinout are on its own page.