Quantity   Component name
1 × STM32F401RET6 Microprocessors, Microcontrollers, DSPs / ARM, RISC-Based Microcontrollers
4 × DRV10974PWPR 12-V nominal, 2.5-A peak sensorless sinusoidal control 3-phase BLDC motor driver
1 × Adafruit Bluefruit LE SPI Friend BLE module