SMPS: significantly reduces power consumption in Run mode, by generating Vcore logic supply from an external DC/DC converter. This function is only available on ‘-P’ suffixed boards
3 user LEDs
2 push-buttons: USER and RESET
LSE crystal:
32.768 kHz crystal oscillator
2 types of extension resources:
ST Zio connector including: support for Arduino™ Uno V3 connectivity (A0 to A5, D0 to D15) and additional signals exposing a wide range of peripherals
ST morpho extension pin header footprints for full access to all STM32 I/Os
USB OTG or full-speed device with Micro-AB connector
4 source options for power supply:
E5V from ST morpho connectors
ST-LINK/V2-1 USB connector
USB charger
VIN (7 - 12 V) from ST Zio connector
On-board ST-LINK/V2-1 debugger/programmer with SWD connector:
ST-LINK/V2-1 standalone kit capability
USB re-enumeration capability: virtual COM port, mass storage, debug port
Comprehensive free software HAL and LL libraries including a variety of software examples
Support of a wide choice of Integrated Development Environments (IDEs) including IAR™ , Keil® , GCC-based IDEs