2 layers47.5 × 20.5 mm

Step fan speed
GuillemCabo/step_fan_speed
Simple PCB to control computer fan speed with a atinny88
25 partsGPL-3.0
Boards in 1 GitHub repository, designed in KiCad, that use the ATTINY88-MU by Microchip Technology (-40℃~+85℃ 1.8V~5.5V 12MHz 28 512Byte 64Byte 8 Bit 8KB AVR Built-in FLASH QFN-32-EP(5x5) Microcontrollers (MCU/MPU/SOC) ROHS). See how each wires it, with its parts, size, README and files; the ATTINY88-MU’s symbol, footprint and pinout are on its own page.

GuillemCabo/step_fan_speed
Simple PCB to control computer fan speed with a atinny88