Features

• STM32MP257FAI3 microprocessor based on the Arm® dual‑core Cortex®‑A35

1.5 GHz and Cortex®‑M33 400 MHz in a TFBGA436 package

• ST power management STPMIC25

• Two 16‑Gbit DDR4 DRAMs

• 512-Mbit S‑NOR flash memory

• 32-Gbit eMMC v5.0

• Three 1‑Gbit/s Ethernet (RGMII) with TSN switch compliant with IEEE-802.3ab

• USB Host 2-port hub

• USB Type-C® DRP

• Four user LEDs

• Two user, one tamper, and one reset push-buttons

• One wake-up button

• Four boot pin switches

• Board connectors:

– Three Ethernet RJ45

– Two USB Host Type-A

– USB Type-C®

– microSD™ card holder

– Mini PCIe

– Dual-lane MIPI CSI-2® camera module expansion connector

– Two CAN FD

– LVDS

– MIPI10

– GPIO expansion connector

– mikroBUS™ expansion connector

– VBAT for power backup

• On-board STLINK-V3EC debugger/programmer with USB re-enumeration

capability: Virtual COM port, and debug port

• Mainlined open-source Linux® STM32 MPU OpenSTLinux distribution and

STM32CubeMP2 software with examples

• Linux® Yocto project, Buildroot, and STM32CubeIDE as development

environments