Quantity   Component name
1 × Misc 0603 SMD Resisitors and Capacitors RCL
1 × LM1117-3.3 or similar Power Management ICs / Linear Voltage Regulators and LDOs
1 × MINI USB Connector USB connector
1 × SMD Switch
2 × SOD-123 Schotky Diode
1 × Atmel SAMD21G17-AU Cortex M0+ microcontroller
2 × 0603 LED
1 × some pinheaders
1 × FC-135 / 3215 SMD Crytal 32.7680kHz 3.2 x 1.5 SMD crystal
1 × NUF2221 or similar ESD protection diodes