1.1 Features PIC16LF18456 Microcontroller Two User LEDs (Data and Error) Mechanical Button RN4870 Bluetooth Low Energy (BLE) Module MCP9844 Temperature Sensor BMA253 Acceleration Sensor ATECC608A CryptoAuthentication™ Device SST25PF040CT 4 Mb Serial Flash mikroBUS Socket On-board Debugger Board identification in Microchip MPLAB® X IDE Programming and debugging Virtual serial port (USB CDC) One logic analyzer channel (DGI GPIO) USB or Battery Powered