The GD32VF103R4T6 is a 64-pin low-power, high-performance 16-bit RISC-based microcontroller manufactured by Gigadevice. It has a 6kB SRAM and 16kB Flash memory. It operates from -40°C to 85°C, and is packaged in a LQFP64 package. The powerful, integrated peripherals on the chip include two 12-bit AD converters, three general purpose timers, SPI, UART, I2C, and USB 2.0 FS device. The microcontroller also features 32 GPIOs.