EB-STM32F4DISCOVERY is an extension board for the STM32F4DISCOVERY development board. It adds an LCD interface to STM32F4 Discovery. The expansion board has build in LED backlight driver circuit and 60 pin FPC connector for the LCDs. And also have a micro SD card slot, can be interface to STM32F4 by SD interface.
Two 50 pin socket connect to STM32F4DISCOVERY MCU board