STC8F2K16S2-28I is a low power 8-bit microcontroller manufactured by STC (Shanghai Tianyi Microcontroller Technology Co., Ltd.). It is housed in a 44-pin 10x10x08P LQFP (Low Profile Quad Flat Pack) package with RoHS (Restriction of Hazardous Substances) compliance. This chip is designed for use in low-power and low-cost applications, as well as small, space-constrained projects. It is powered by an STC 8051 processor core and features 16K Flash memory, 512 bytes RAM, 8K bytes OTP, and 2K bytes data flash. It also supports four 8-bit timers/counters, two 16-bit timers/counters, 6 channels 10-bit A/D conversion, 6-UARTs, 2 SPI, 2 I2C, and an RTC. Additionally, it has excellent power-saving features, 8kb bootloader, LCD display, UART auto baud detection, and advanced watchdog timer.