Quantity   Component name
1 × ATMega 328P Microcontroller
1 × Piezo Buzzer
1 × Graphic OLED 128x64
2 × 220 Ohm resistor
1 × 10K Ohm resistor
1 × Tactile Button
1 × 5 mm red LED
1 × 7805 Voltage regulator
1 × 16 Mhz crystal
2 × 22 pf capacitors
1 × 10 uf Electrolytic Capacitor