Quantity   Component name
1 × TI MSP430FR2433 microcontroller
1 × NEMA 17 stepper motor 1.8 degrees per step
4 × Stackable 5 : 1 planetary gear sets
2 × Stackable 4 : 1 planetary gear sets
1 × Allegro A3967 stepper motor driver
1 × Nokia 5110 LCD
1 × LM317 voltage regulator
2 × PZT2222A transistors
1 × Boatload of passives See the schematic on Github to get the complete BOM