STM32L476VGT6 microcontroller featuring 1 Mbyte of Flash memory, 128 Kbytes of RAM in LQFP100 package On-board ST-LINK/V2-1 supporting USB reenumeration capability Three different interfaces supported on USB: - Virtual com port - Mass storage - Debug port Mbed-enabled (mbed.org) LCD 24 segments, 4 commons in DIP 28 package Seven LEDs: - LD1 (red/green) for USB communication - LD2 (red) for 3.3 V power on - LD3 Over current (red) - LD4 (red), LD5 (green) two user LEDs - LD6 (green), LD7 (red) USB OTG FS LEDs Pushbutton (reset) Four directions Joystick with selection USB OTG FS with micro-AB connector SAI Audio DAC, Stereo with output jack Digital Microphone MEMS Accelerometer and magnetometer Mems Gyroscope MEMS 128-Mbit Quad-SPI Flash memory MCU current ammeter with 4 ranges and auto calibration Connector for external board or RF-EEPROM Four power supply options: - ST-LINK/V2-1 - USB FS connector - External 5 V - CR2032 battery (not provided) Extension connectors Comprehensive free software inclu