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Totally custom macro keyboard. Only 1 mistake in pcb design was forgetting pulldown resistors for the buttons. Arduino pro micro with 3d printed case and buttons and custom pcb. : r/ArduinoProjects
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NeoPixel Mini Button PCB - Pack of 5 : ID 1612 : $4.95 : Adafruit Industries, Unique & fun DIY electronics and kits
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