This article presents the recommended connections to start with the STM32MP157x-DKx Discovery kits. It is valid for the STM32MP157A-DK1 , STM32MP157D-DK1 , STM32MP157C-DK2 and STM32MP157F-DK2 Discovery kits: the part numbers are specified in the STM32MP15 microprocessor part numbers article.