Quantity   Component name
1 × USB Type B Connector silkscreen part placement "P1"
2 × Four Pin 2.54mm Header silkscreen part placement "P2 and P3"
1 × Microchip MCP2221A silkscreen part placement "U1"
1 × Red 5mm LED silkscreen part placement "D1"
1 × Yellow 5mm LED silkscreen part placement "D2"
1 × Green 5mm LED silkscreen part placement "D3"
3 × 220 ohm resistor silkscreen part placement "R1 and R3 and R4"
1 × 10K ohm resistor silkscreen part placement "R2"
1 × 0.1uF Capacitor silkscreen part placement "C1"
1 × 0.47uF Capacitor silkscreen part placement "C2"