Design Win

Discovery kit with STM32H7S7L8 MCU

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Product overview

Key Benefits

Versatile peripherals

Includes a wide range of built-in peripherals: WVGA TFT display, Ethernet, USB, microSD, audio, microphone.

Memory expansion

Includes 1 GB Octo-SPI NOR flash and 256 MB Octo-SPI PSRAM, allowing for flexible memory expansion for your projects.

Simplify development

Comes with a ST-LINK debugger and Arduino UNO and camera extension interfaces.


The STM32H7S78-DK Discovery kit is a complete demonstration and development platform for the Arm® Cortex®‑M7 core‑based STM32H7S7L8H6H microcontroller.

The STM32H7S78-DK Discovery kit includes a full range of hardware features that helps the user to evaluate many peripherals, such as USB Type-C®, Octo‑SPI flash memory and Hexadeca‑SPI PSRAM devices, audio codec, digital microphones, ADC, flexible extension connectors, and user button. The four flexible extension connectors allow easy and unlimited expansion capabilities for specific applications such as wireless connectivity, analog applications, and sensors.

The STM32H7S7L8H6H microcontroller features three I2C buses, six SPI ports, three USART ports, two SDMMC ports, two CAN ports, an Ethernet port, two SAI ports, two 12‑bit ADCs, an embedded step-down converter, two Octo‑SPI memory interfaces, one Hexadeca‑SPI interface, USB OTG HS port with power delivery, LCD‑TFT controller, flexible memory controller (FMC), 8‑ to 14‑bit DCMI interface, JTAG, and SWD debugging support.

The STM32H7S78-DK Discovery kit integrates an STLINK-V3EC embedded in-circuit debugger and programmer for the STM32 MCU, with a USB Virtual COM port bridge and comes with the comprehensive MCU Package

  • All features

    • STM32H7S7L8H6H microcontroller based on the Arm® Cortex®‑M7 featuring 64 Kbytes of flash memory and 620 Kbytes of SRAM in a TFBGA225 package
    • 5" LCD module with capacitive touch panel
    • USB Type-C® with USB 2.0 HS interface, dual‑role‑power (DRP)
    • USB Type-C® with USB 2.0 FS interface, sink only
    • Ethernet compliant with IEEE-802.3-2002
    • I2S audio codec
    • One ST-MEMS digital microphone
    • 1‑Gbit Octo‑SPI NOR flash memory
    • 256‑Mbit Hexadeca‑SPI PSRAM
    • Fan-out daughterboard
    • Wi‑Fi® module (802.11 b/g/n compliant)
    • Four user LEDs
    • User and reset push-buttons
    • Board connectors:
      • Two USB Type-C®
      • Ethernet RJ45
      • Camera flexible printed circuit (FPC) connector
      • microSD™ card
      • Stereo headset jack including analog microphone input
      • Audio MEMS daughterboard expansion connector
      • ARDUINO® Uno V3 expansion connector
      • STMod+ expansion connector
      • Pmod™ expansion connector
    • On-board STLINK-V3EC debugger/programmer with USB re-enumeration capability: mass storage, Virtual COM port, and debug port
    • Comprehensive free software libraries and examples available with the STM32Cube MCU Package
    • Support of a wide choice of Integrated Development Environments (IDEs) including IAR Embedded Workbench®, MDK-ARM, and STM32CubeIDE

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Quality and Reliability

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