Spesifikasi:

- ARM32-bit Cortex-M4 CPU STM32L432KC

- On-board ST-LINK/V2-1 debugger/programmer with SWD connector

- 80 MHz max CPU frequency

- Operating I/O Voltage: 3.3V

- VDD from 1.65 V to 3.6 V

- 256 KB Flash and 64 KB SRAM

- Timers General Purpose (4) can be used for 11 PWM channels

- SPI/I2S (2), I2C (2), USART (2), RTC

- 12-bit ADC with 10 channels (1)

- GPIO (20) with external interrupt capability

- Random Generator (TRNG for HW entropy)

- USB VBUS or external source (3.3 V, 5 V, 7 - 12 V)

- Power management access point

- User LED (LD3)

- One push button: RESET

- USB re-enumeration capability: three different interfaces supported on USB

- Virtual Com port and Mass storage (USB Disk drive) for drag'n'drop programming