Quantity   Component name
4 × Arduino nano
6 × drv8835 Power Management ICs / Motion, Motor and Servo Control
3 × INA128 Amplifier and Linear ICs / Instrumentation Amplifiers
9 × LMC6482 Amplifier and Linear ICs / Operational Amplifiers
6 × BC547 Discrete Semiconductors / Transistors, MOSFETs, FETs, IGBTs
6 × BC557 Discrete Semiconductors / Transistors, MOSFETs, FETs, IGBTs
1 × MCW03-05S05 DC-DC
3 × 220 nF capacitor
3 × 33 nF capacitor
6 × 1 uF capacitor
3 × 10 pF capacitor
18 × 100 pF capacitor
1 × stepper motor 28BYJ-48
9 × 1 nF capacitor
12 × 10 nF capacitor
18 × 100 nF capacitor
6 × 47 uF capacitor
3 × 20 kOhm potentiometer
1 × 200 kOhm resistor pack, usually I bought a pack of 50
1 × 2.2 kOhm resistor pack, usually I bought a pack of 50
1 × 4.7 kOhm resistor pack, usually I bought a pack of 50
1 × NJM 431
1 × 3 cells serial charger
1 × raspberry pi zero w for the prosthesis
3 × 18650 battery Electronic Components / Misc. Electronic Components
2 × step-down converter
3 × Ag/AgCl electrode for EEG
3 × Ag/AgCl electrode for EMG
1 × camera module for pi
1 × raspberry pi zero w or ESP32 optional for communication between BCI and prosthesis
8 × N20 motor
1 × servo motor SG90
1 × OLED I2C optional, for portable serial controller module
5 × push button optional, for portable serial controller module