Characteristics :
- USB ST-LINK with USB re-enumeration functions – Virtual COM port, Mass storage, debug port
- Power supply to the card via the USB bus or from an external supply voltage of 5V
- 3 and 5V external application power supply
- LIS302DL or LIS3DSH ST MEMS 3-axis accelerometer
- MP45DT02 Omnidirectional Digital Microphone with ST MEMS Audio Sensor
- CS43L22 audio DAC with integrated Class D speaker driver
- 8 LEDs
- 2 push buttons (user and reset)
- Micro-AB USB OTG FS connector
- LQFP100 extension header for all I / O, allowing quick connection with the prototyping board and facilitating measurements Complete free software, with many examples