Quantity   Component name
1 × atmega32u4 Microprocessors, Microcontrollers, DSPs / ARM, RISC-Based Microcontrollers
1 × MP3202 Discrete Semiconductors / Power Transistors and MOSFETs
1 × USB-C Receptacle
1 × 16 MHz Crystal
1 × Tact-Switch
8 × Resistors Various Values
6 × Capacitors Various Values
1 × LED SMD
21 × LED 3mm Through-Hole
21 × Mechanical Keyswitch
21 × 1N4148 Discrete Semiconductors / Diodes and Rectifiers
1 × Schottky Diode
1 × Inductor
1 × PCB