The GD32F130C6T6 with ARM Microcontrollers - MCU ARM CORTEX M3 MCU, LQFP48, Tra manufactured by Gigadevice is an 8-bit microcontroller designed for embedded applications. It is based on the ARM Cortex M3 core operating at up to 48 MHz clock frequency. It includes up to 128 KB Flash memory, 6 KB SRAM, 1 KB EEPROM, 1x I2C, 3x USART, 4x 12-bit ADC, up to 48 GPIO pins, and more. It is pin-to-pin compatible with STM32F103T6, making it an ideal upgrade for existing applications. It features multiple power management modes, integrated VBAT switch, low-power RTC, Sleep-Wake-up sequence control module, and much more. It is also compact with a package size of LQFP48.