Quantity   Component name
1 × ATmega8 Microprocessors, Microcontrollers, DSPs / ARM, RISC-Based Microcontrollers
1 × XTAL 16Mhz crystal oscillator
4 × LED Fiber Optics / Emitters
2 × 3v3 Zener Diode
5 × Resistor
3 × Capacitor
1 × Micro USB connector