The LSD4NBT-B208000001 is a Development Board/Development Kit (RoHS) by Lierda. It is designed to provide rapid prototyping for a wide range of application development. The board contains a Cortex-M4 STM32F207V microcontroller, as well as 16 MB NOR Flash, 512 KB SRAM and 64KB EEPROM. The board is compatible with Arduino IDE, Keil, and other development tools. It is suitable for use in a wide range of industrial system designs, such as IoT projects, automotive ECU testing, medical equipment, and more. The board also includes a wide variety of peripherals, including LCD, multiple I/O ports, and a Li-Ion/Li-Polymer rechargeable battery/power management unit.