Quantity   Component name
1 × oled 0.96", i2c, 128x64, SSD1306
1 × pic16f628a Microprocessors, Microcontrollers, DSPs / ARM, RISC-Based Microcontrollers
1 × HC-SR04 ultrasonic sensor
2 × 470 ohm resistor
2 × 22 pF ceramic cap
1 × 8 MHz crystal