Part Number: OpenH743I-C Package A OpenH743I-C is an STM32 development board designed for the STM32H743IIT6 microcontroller, consists of the mother board and the MCU core board CoreH743I. The OpenH743I-C supports further expansion with various optional accessory boards for specific application. The modular and open design makes it the ideal for starting application development with STM32 series microcontrollers. CoreH743I is an STM32 MCU core board designed for STM32H743IIT6, supports further expansion. It is ideal for starting application development with STM32H family