STM32 MPU ecosystem release note

Applicable for

STM32MP13x lines, STM32MP15x lines, STM32MP25x lines

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This article describes the content of STM32MPU-ecosystem-v5.1.0 release of STM32MPU Embedded Software distribution and its associated ecosystem.
This delivery supports STM32MP1 series and STM32MP25x lines  .

1. Delivery purpose and scope

The STM32MPU-ecosystem-v5.1.0 release is dedicated to the STM32MP1 series and the STM32MP25x lines . The STM32MP1 series includes the STM32MP13x lines  and the STM32MP15x lines . It is a major release, based on new community components version, listed in the embedded software chapter below.

This STM32MPU-ecosystem-v5.1.0 release aims at:

• providing a full ecosystem for the STM32MP1 series
• providing a full ecosystem for the STM32MP25x lines  New
• working efficiently with STM32 MPU boards, using one of the packages (Starter Package, Developer Package or Distribution Package) provided by STMicroelectronics: refer to Which Package better suits your needs for more information.

This ecosystem release consists of:

• STM32 MPU Embedded Software distribution
  • OpenSTLinux for all MPUs
  • STM32CubeMP1 (Arm® Cortex®-M4) for STM32MP15x lines 
  • STM32CubeMP2 (Arm® Cortex®-M33) for STM32MP25x lines 
  • TF-M (Arm® Cortex®-M33) for STM32MP25x lines 
  • STM32DDRFW-UTIL firmware utility for all MPUs
  • STM32PRGFW-UTIL firmware utility for all MPUs
  • X-LINUX-AI expansion package for all MPUs
  • X-LINUX-TSNSWCH expansion package for STM32MP25x lines 
  • X-LINUX-ACM expansion package for STM32MP25x lines 
• STM32 MPU Embedded Software distribution for Android™ New
  • OpenSTDroid for STM32MP25x lines 
  • STM32CubeMP2 (Arm® Cortex®-M33) for STM32MP25x lines 
• STM32 referenced tools
  • STM32CubeIDE for all MPUs
  • STM32CubeMX for all MPUs
  • STM32CubeProgrammer for all MPUs
    • Keygen tool
    • Signing tool
    • Trusted package creator tool (TPC)
• The Package Repository Service
  • hosted at the non-browsable URL http://packages.openstlinux.st.com,
  • enabled by default in the Starter Package,
  • providing regularly updated or additional packages,
• Documentation
  • the present user guide in Wiki format
  • the documentation package (for more details refer to Reference documents chapter below)
• STM32MPU legacy boards support

• STM32MP15 Evaluation boards
• STM32MP15 Discovery kits
• STM32MP13 Discovery kits

• New boards support

• STM32MP257x-EV1 Evaluation board - STM32MP257F-EV1 board Rev.D
  • The STM32MP257F-EV1 board Rev.C is still supported on this Ecosystem release with some restrictions:
    • Low power modes not functional
    • DSI HDMI not functional (1 line DISP.DSI_INT = PD10 for CEC on EV1 Rev.D not present in Rev.C)
• STM32MP257F-DK Discovery kit - STM32MP257F-DK board Rev.C

More details are provided in the supported hardware chapter below.

• STM32MPU legacy microprocessors support

• STM32MP15x lines
• STM32MP13x lines

• New microprocessors support

• STM32MP257/5/3/1 microprocessors
• STM32MP25 packages TFBGA436 (18x18), VFBGA424 (14x14), VFBGA361 (10x10)

2. Intended audience

The targeted audience is STM32MPU customers and partners.

3. Licensing

This software package is licensed under a SOFTWARE LICENSE AGREEMENT FOR ST MATERIALS (SLA). Customers should only use this package in compliance with the software license agreement (SLA), STM32CubeMP15 licenses, and STM32CubeMP2 licenses.

4. Supported hardware

This Ecosytem delivery is compatible with the following boards:

STM32MP13 boards
Boards	PCBs list	Main features	Ordering
STM32MP135F-DK Discovery kit	MB1635 (motherboard) MB1897 (camera module board)	STM32MP135FAF7 Rev.Y Arm®-based Cortex®-A7 1 GHz Secure boot and cryptography 4-Gbit DDR3L, 16 bits, 533 MHz ST PMIC STPMIC1 4.3" TFT 480x272 pixels with LED backlight, and capacitive touch panel 2-megapixel dual lane CSI-2 camera module with 15-pin FFC connector Wi-Fi® 802.11b/g/n Bluetooth® Low Energy 4.1	Discovery kit with STM32MP135F MPU

STM32MP15 boards
Boards	PCBs list	Main features	Ordering
STM32MP157D-DK1 Discovery kit	MB1272C (motherboard)	STM32MP157DAC1 Rev.Z Arm®-based dual Cortex®-A7 800 MHz Basic security 4-Gbit DDR3L, 16 bits, 533 MHz ST PMIC STPMIC1APQR cut2.0	Discovery kit with STM32MP157D MPU
STM32MP157F-DK2 Discovery kit	MB1272C (motherboard) MB1407B (daughterboard DSI display)	STM32MP157FAC1 Rev.Z Arm®-based dual Cortex®-A7 800 MHz Secure boot and cryptography 4-Gbit DDR3L, 16 bits, 533 MHz ST PMIC STPMIC1APQR cut2.0 4" TFT 480×800 pixels with LED backlight, and capacitive touch panel Wi-Fi® 802.11b/g/n Bluetooth® Low Energy 4.1	Discovery kit with STM32MP157F MPU
STM32MP157D-EV1 Evaluation board	MB1262C (motherboard) MB1263C (daughterboard) MB1230C (daughterboard DSI display) MB1379A (camera)	STM32MP157DAA1 Rev.Z Arm®-based dual Cortex®-A7 800 MHz Basic security 2 × 4-Gbit DDR3L, 16 bits, 533 MHz PMIC STPMIC1APQR cut2.0 5.5" TFT 720×1280 pixels with LED backlight, and capacitive touch panel 5-megapixel, 8-bit camera	Evaluation board with STM32MP157D MPU
STM32MP157F-EV1 Evaluation board	MB1262C (motherboard) MB1263C (daughterboard) MB1230C (daughterboard DSI display) MB1379A (camera)	STM32MP157FAA1 Rev.Z Arm®-based dual Cortex®-A7 800 MHz Secure boot and cryptography 2 × 4-Gbit DDR3L, 16 bits, 533 MHz PMIC STPMIC1APQR cut2.0 5.5" TFT 720×1280 pixels with LED backlight, and capacitive touch panel 5-megapixel, 8-bit camera	Evaluation board with STM32MP157F MPU
STM32MP157A-DK1 Discovery kit	MB1272C (motherboard)	STM32MP157AAC3 Rev.B Arm®-based dual Cortex®-A7 650 MHz Basic security 4-Gbit DDR3L, 16 bits, 533 MHz ST PMIC STPMIC1APQR cut1.2	Out of production
STM32MP157C-DK2 Discovery kit	MB1272C (motherboard) MB1407B (daughterboard DSI display)	STM32MP157CAC3 Rev.B Arm®-based dual Cortex®-A7 650 MHz Secure boot and cryptography 4-Gbit DDR3L, 16 bits, 533 MHz ST PMIC STPMIC1APQR cut1.2 4" TFT 480×800 pixels with LED backlight, and capacitive touch panel Wi-Fi® 802.11b/g/n Bluetooth® Low Energy 4.1	Out of production
STM32MP157A-EV1 Evaluation board	MB1262C (motherboard) MB1263C (daughterboard) MB1230C (daughterboard DSI display) MB1379A (camera)	STM32MP157AAA3 Rev.B Arm®-based dual Cortex®-A7 650 MHz Basic security 2 × 4-Gbit DDR3L, 16 bits, 533 MHz PMIC STPMIC1APQR cut1.2 5.5" TFT 720×1280 pixels with LED backlight, and capacitive touch panel 5-megapixel, 8-bit camera	Out of production
STM32MP157C-EV1 Evaluation board	MB1262C (motherboard) MB1263C (daughterboard) MB1230C (daughterboard DSI display) MB1379A (camera)	STM32MP157CAA3 Rev.B Arm®-based dual Cortex®-A7 650 MHz Secure boot and cryptography 2 × 4-Gbit DDR3L, 16 bits, 533 MHz PMIC STPMIC1APQR cut1.2 5.5" TFT 720×1280 pixels with LED backlight, and capacitive touch panel 5-megapixel, 8-bit camera	Out of production

STM32MP25 boards
Boards	PCBs list	Main features	Ordering
STM32MP257F-EV1 Evaluation board	Finished good VA32MP257F1$MR1 MB1936 (main board)	STM32MP257FAI3 Rev.Y Arm®-based dual Cortex®-A35 1500 MHz Secure boot and cryptography 2 x 16-Gbit DDR4, 32 bits, 1200 MHz PMIC STPMIC25 Cut1.1 Optional expansion boards LVDS WSVGA display B-LVDS7-WSVGA board (finished good BLVDS7SVGA$PZ1) 5-megapixel image sensor raw Bayer B-CAMS-IMX board (finished good BCAMSIMX$MZ1) DSI to HDMI adapter Full HD 30fps B-LCDAD-HDMI1 board	Evaluation board with STM32MP257F MPU
STM32MP257F-DK Discovery kit	Finished good DK32MP257F$AR4 MB1605 (main board)	STM32MP257FAK3 Rev.Y Arm®-based dual Cortex®-A35 1500 MHz Secure boot and cryptography 32-Gbit LPDDR4, 32 bits, 1200 MHz PMIC STPMIC25 Cut1.1 Optional expansion boards LVDS WSVGA display B-LVDS7-WSVGA board (finished good BLVDS7SVGA$PZ1) 5-megapixel image sensor raw Bayer B-CAMS-IMX board (finished good BCAMSIMX$MZ1)	Discovery kit with STM32MP257F MPU

Information

The STLINK, embedded on the boards, requires upgraded USB PC drivers: see ST-LINK article

5. Release content

5.1. Embedded software

Embedded software	STM32MP13x lines	STM32MP15x lines	STM32MP25x lines
OpenSTLinux for Arm® Cortex®-A	Cortex®-A7	Cortex®-A7	Cortex®-A35
STM32CubeMP1 for Arm® Cortex®-M4
STM32CubeMP2 for Arm® Cortex®-M33
TF-M for Arm® Cortex®-M33
Buildroot for Arm® Cortex®-A	Cortex®-A7	Cortex®-A7	Cortex®-A35
STM32DDRFW-UTIL for Arm® Cortex®-A	Cortex®-A7	Cortex®-A7	Cortex®-A35
STM32PRGFW-UTIL for Arm® Cortex®-A	Cortex®-A7	Cortex®-A7	Cortex®-A35
X-LINUX-AI expansion package for Arm® Cortex®-A	CPU	CPU	CPU/GPU/NPU
X-LINUX-TSNSWCH expansion package for Arm® Cortex®-A35
X-LINUX-ACM expansion package for Arm® Cortex®-A35

5.1.1. OpenSTLinux for Arm^® Cortex^®-A

4.2.4-openstlinux-6.1-yocto-mickledore-mpu-v24.06.26 (Mickledore) is the new version delivered with the STM32MPU-ecosystem-v5.1.0 release. This software set consists of the following components:

• Build process
  • OpenEmbedded v4.2.4 (Mickledore) - Updated
  • GCC version v12.3.0 - Updated
• Embedded software components
  • Linux kernel v6.1-stm32mp-r2 (v6.1.82) - Updated
  • TF-A v2.8-stm32mp-r2 - Updated
  • U-Boot v2022.10-stm32mp-r2 - Updated
  • OP-TEE 3.19.0-stm32mp-r2 - Updated
  • External DT 5.0-stm32mp-r1 - New
  • OpenOCD version v0.12.0 - Updated
• Applicative components
  • Weston version v11.0.1 - Updated
  • Wayland version 1.21.0 - Updated
  • GStreamer version v1.22.6 - Updated
  • GCnano version v6.4.15 - Updated

5.1.1.1. STM32MP25 main features delivered in ALPHA program

Prior to this initial public delivery for STM32MP25 support, early adopters took parts of the ALPHA program that already released many features that are listed below and not mentioned in the following paragraphs.

Click on "Expand", visible on the right side of the page, to view all features delivered in ALPHA program

• System
  • Clocks tree support
  • IOs management
  • Watchdog activation and reload support
  • STPMIC25 service
  • Date, hour and alarm support
  • DVFS management with 1.2GHz, 1.5 GHz OPPs
  • Arm^® Cortex^®-A35 TD Thermal shutdown service in case of over heating
  • Multiple EXTI support per GPIO line number
  • DMA clients support
  • Official ARM SCMI server used in OP-TEE with SCP software component
  • Backup registers support
• DDR
  • DDR4 and LPDDR4 4GB 12000MHz 32bits
  • DDR3 1GB 930MHz 32bits
• Debug
  • Debug link (JTag) open service with wrapperdbg
  • Coresight support
• Network
  • Dual Ethernet – ETH2, ETH1 RGMII
  • ETH GMAC controller with 4 Tx queues (instead 2) + RMON counters increased
  • CAN pipe support
• PCIe
  • PCie root complex with external clock config
  • PCie root complex internal clock HSE
  • PCIe end point
• USB
  • USB HOST, USB2/3 DRD, DRP 5V, 1.5A support
  • USB Type C with UCSI protocol connected to UCPD middleware in Arm^® Cortex^®-M33
• GPU
  • VSI sw stack update (v6.4.15)
  • GPU for graphic composition with OpenGLES framework
  • GPU for graphic composition with Vulkan framework
  • GPU with OpenVX, OpenCV frameworks
  • GPU with OpenCL framework
  • GPU OPPs API at user land applicative level (with 800MHz and 900MHz OPPs)
• Display
  • Display LVDS (no secure display)
  • Display DSI (no secure display)
  • Display DSI with HDMI transceiver
• Camera
  • CSI Camera pipe support with sensor including ISP
  • DCMI Camera pipe with sensors without ISP
  • SONY IMX335 Sensor support with ISP
• Video
  • VDecoder – H264, VP8, JPEG Codecs
  • Vencoder pipe MJPEG, VP8 Codecs
• Analog
  • Limited ADC support
  • Timers support - LPTIMER
  • Timers support - GPTIMER
• Audio
  • Audio interfaces support (I2S, SAI and SPDIFRX)
  • Generic Digital microphones support
• Co-processor
  • Remote proc Coprocessor firmware loading service with Arm^® Cortex^®-M33 secure context disabled
  • Remote proc Coprocessor firmware loading service with Arm^® Cortex^®-M33 secure context enabled
  • RPM protocol with Arm^® Cortex^®-M33 coprocessor
• Low speed interfaces
  • I2C, UART, SPI support
  • I3C support - I2C peripherals
• Storage
  • Flashing service via DFU
  • Arm^® Cortex^®-A35 boot from High speed flashes (SDCard, eMMC, sNORx4, sNORx8, sNAND, Hyperflash, rawNAND)
  • High speed flashes file system (SDCard, eMMC, sNORx4, sNORx8, sNAND, Hyperflash, rawNAND)
• Security
  • OTP fuses service in u-boot
  • Arm^® Cortex^®-A35 TD RIF firewalls open / minimal config in OpenSTLinux BSP components
  • Arm^® Cortex^®-A35 TD RIF firewalls Ecosystem config in OpenSTLinux external device tree component
  • Arm^® Cortex^®-A35 TD secure boot (FSBL Authentication/Decryption)
  • OP-TEE in DDR encrypted zone (RISAF)
  • OP-TEE Crypto service
  • OP-TEE Random generation service
  • OP-TEE Secure storage with external flash device
  • Security interanl peripharels support in Kernel (HASH, CRYP, RNG)

5.1.1.2. Main new features versus OpenSTLinux release v5.0.0

• Linked to STM32MP25, on top of #STM32MP25_main_features_delivered_in_ALPHA_program
  • STM32MP25 Rev.Y support,
  • STM32MP25 EV1 and DK support,
  • Arm® Cortex®-A35 TD low power modes service with Arm® Cortex®-M33 in reset + System suspend/resume service,
  • GPU Power domain,
  • Arm® Cortex®-A35 TD tampers management,
  • I3C controller (master) Linux driver,
  • OP-TEE Secure UI service,
  • Vencoder H264,
  • Camera pipe dual flow encoding and preview formats,
  • Full ADC support (VREFBUF, VDDGPU & VDDCPU)
  • USB HOST, USB2/3 DRD, DRP 5V, 1.5A ready for certification.

• Valuable for all MPUs
  • New OP-TEE profile management with:
    • System services (limited to SCMI server).
    • System and Secure services.
  • Firmware update feature with official ARM metadata V2,
  • UEFI boot,
  • SPI slave support.

5.1.1.3. Main information

• Release note STM32_MPU_OpenSTLinux_release_note

5.1.1.4. Main Restrictions

STM32MP25x lines 

• dcmipp-isp-ctrl tool will fail whenever DCMIPP auxiliary pipe only is used for camera capture (need to enable DCMIPP main pipe).

STM32MP1 series

• The partition layout always keeps the Firmware Update related partitions even if machine feature fw-update is disabled. To optimize the partition layout without Firmware Update feature, modifications are needed on flashlayout file generation and also on U-Boot source code in case of MTD partitions (storage mapping is hardcoded for MTD partitions, see How_to_configure_U-Boot_for_your_board#MTD_partitions)
• STM32MP15x lines : Issue to boot with SPI-Nand: patches to be upstreamed on GitHub

5.1.2. STM32CubeMP1 for Arm^® Cortex^®-M4

Same STM32CubeMP1 v1.6.0 version as STM32 MPU ecosystem v5.0.0 release

5.1.3. STM32CubeMP2 for Arm^® Cortex^®-M33

New component - v1.0.0

It includes the Arm^® Cortex^®-M33 firmware in nonsecure context.

5.1.3.1. Main changes

• STM32MP25 Rev.Y support
• All STM32CubeMP2 Applications/Examples for EVAL and DISCO boards
  • coprocessor LTDC 3rd layer example,
  • v1.0.0 HAL/LL drivers,
  • STM32CubeMP2 HALs compliance with MISRA C 2012,
  • RTOS w FreeRTOS instead of AzureRTOS middleware suite,

5.1.3.2. Main information

• Release note STM32CubeMP2_Package_release_note_-_v1.0.0
• Examples detailed information
  • Examples, applications and demonstrations
  • How to run examples

• RIF configuration for Arm^® Cortex^®-M33 managed in external DT - Refer to External device tree article for more information.

5.1.3.3. Main restrictions

• None

5.1.4. TF-M for Arm^® Cortex^®-M33

New component release - v1.7.0-stm32mp25-r9.1 It includes the Arm^®Cortex^®-M33 firmware in secure context.

5.1.4.1. Main changes

• TF-M device tree introduced in TF-M build process and in external device tree component
• TFM_Protected_Storage_CM33_trusted-firmware-m example project in STM32CubeMP2,

5.1.4.2. Main information

• Tests with TF-M-tests component - v1.7.0-stm32mp25-r6
• To install in local STM32CubeMP2/Middlewares/Third_party/trusted-firmware-m directory for usage – refer to STM32CubeIDE user guide (How to build and debug secure project on STM32MP25 co-processor in How to develop an OP-TEE Trusted Application with STM32CubeIDE).

5.1.4.3. Main restrictions

• None

5.1.5. X-LINUX-TSNSWCH for Arm^® Cortex^®-A35

New component release - v5.1.0.

X-LINUX-TSNSWCH expansion package enables Ethernet switch behind ETH1 and ETH3 ports.

5.1.5.1. Main changes

• Support of STM32MP257F-EV1 (MB1936) Rev.D board / DDR4 settings
• Support of STM32MP257F-EV1 (MB1936) Rev.C board / DDR4 settings

5.1.5.2. Main information

• X-LINUX package information in X-LINUX-TSNSWCH_Expansion_Package
• Based on TTTECH SW delivery v1.6.7

5.1.5.3. Main restrictions

• deptp_tool issue detected and under investigation with TTECH

5.1.6. X-LINUX-ACM for Arm^® Cortex^®-A35

Coming soon

New component release - v5.1.0.

X-LINUX-ACM expansion package enables ACM stack on top of Ethernet switch (ETH1/ETH3).

5.1.6.1. Main changes

• Support of STM32MP257F-EV1 (MB1936) Rev.D board / DDR4 settings
• Support of STM32MP257F-EV1 (MB1936) Rev.C board / DDR4 settings

5.1.6.2. Main information

• Based on TTTECH software delivery v1.6.7

5.1.6.3. Main restrictions

• None

5.1.7. X-LINUX-AI for Arm^® Cortex^®-A

New component release - v5.1.0.

This X-LINUX-AI expansion package is dedicated to provide a complete AI ecosystem for STM32MP1 and STM32MP25 boards and to demonstrate AI hardware capabilities for STM32MP25 boards.

5.1.7.1. Main changes

• Support STM32MP257 Rev.Y
• Support STM32MP257F-EV1 and STM32MP257F-DK boards
• VSI software stack v6.4.15 with TIM-VX™ (1.1.57)
• STAI_MPU Unified API based on OpenVX™(STM32MP25x only), TensorFlow™ Lite (2.11.0), ONNX Runtime™ (1.14.0) and Coral Edge TPU™ (2.0.0) compatible with all STM32MPU series
• X-LINUX-AI tool suite for software information, AI packages management and Neural Network models benchmarking.
• Application examples :
  • Image classification C++ / Python™ example using STAI_MPU Unified API based on the MobileNet v2 quantized model
  • Object detection C++ / Python™ example using STAI_MPU Unified API based on the SSD MobileNet v1 and v2 quantized model
  • Human Pose Estimation (STM32MP25x only) Python™ example using STAI_MPU Unified API based on YoloV8 pose quantized model
  • Semantic Segmentation (STM32MP25x only) Python™ example using STAI_MPU Unified API based on DeepLabV3 quantized model
  • Support of the IMX335 raw sensor in the AI application example (for STM32MP25 boards)

5.1.7.2. Main information

• X-LINUX-AI package information in Category:X-LINUX-AI_expansion_package

5.1.7.3. Main restrictions

• None

5.1.8. STM32DDRFW-UTIL for Arm^® Cortex^®-A

New component release - v1.1.0.

STM32DDRFW-UTIL provides DDR settings configuration and tests services.

5.1.8.1. Main changes

• DDR settings and tests for STM32MMP25 (DDR4 4GB 1200 MHz, LPDDR4 4GB 1200 MHz, DDR3 1GB 930 MHz)
• Support of STM32MP257F-EV1 Rev.D / DDR4 4GB 1200MHz
• Support of STM32MP257F-EV1 Rev.C / DDR4 4GB 1200MHz
• Support of STM32MP257F-DK Rev.C / LPDDR4 4GB 1200MHz

5.1.8.2. Main information

• Release note with STM32DDRFW-UTIL_release_note
• STM32MP1x boards still supported
• Utility firmware to be compiled and debugged in Cortex^®-A35 Aarch64 bits with STM32CubeIDE
• To use with STM32CubeMX or in standalone

5.1.8.3. Main restrictions

• None

5.1.9. STM32PRGFW-UTIL for Arm^® Cortex^®-A

New component release - v1.1.0.

STM32PRGFW-UTIL provides utilities to manage the one-time programmable (OTP) memories and ST PMIC Non Volative Memories (NVM).

5.1.9.1. Main changes

• New PMIC commands to read/write STPMIC NVM content

5.1.9.2. Main information

• Release note with STM32PRGFW-UTIL_release_note
• Fuses settings
• PMIC commands to read/write ST PMICs NVM content
• Utility firmware to be compiled and debugged in Arm^® Cortex^®-A35 Aarch32 bits with STM32CubeIDE
• To use with STM32CubeProgrammer or in standalone

5.1.9.3. Main restrictions

• None

5.1.10. Buildroot for Arm^® Cortex^®-A

Buildroot distribution based on ST Linux BSP from openstlinux-6.1-yocto-mickledore-mpu-v24.06.26 is delivered with STM32MPU-ecosystem-v5.1.0 release with the tag openstlinux-6.1-buildroot-2024.02.3-mpu-v24.06.26.

Partner program
	Bootlin has developed specific support, demonstration configurations and documentation to help ST customers use Buildroot on STM32 MPU platforms. See https://www.st.com/content/st_com/en/partner/partner-program/partnerpage/Bootlin.html To address Bootlin technical support for Buildroot: mailto:buildroot-st-support@bootlin.com

5.1.11. OpenWRT for Arm^® Cortex^®-A

OpenWRT distribution based on ST Linux BSP from openstlinux-6.1-yocto-mickledore-mpu-v24.06.26 is delivered with STM32MPU-ecosystem-v5.1.0 release with the tag openstlinux-6.1-openwrt-master-mpu-v24.06.26.

Partner program
	Bootlin has developed specific support, demonstration configurations and documentation to help ST customers use OpenWRT on STM32 MPU platforms. See https://www.st.com/content/st_com/en/partner/partner-program/partnerpage/Bootlin.html To address Bootlin technical support for OpenWRT: mailto:openwrt-st-support@bootlin.com

5.2. Tools

5.2.1. Programming tools

5.2.1.1. STM32CubeProgrammer, Signing tool, Keygen, TPC

STM32CubeProgrammer v2.17 version.

5.2.1.1.1. Main changes

• Flash programming with STM32MP25 on supported flashes by OpenSTLinux with STM32CubeProgrammer tool

• Hash of (RoT Public Keys + Algo) hashes (256 bits, ROTPK) generation with KeyGen tool
• TF-A BL2 binary signature with stm32header V2.2 with Signing tool for STM32MP25 Rev.Y
• FSBL encryption with Signing tool
• Signing services with PKCS#11
• OTP programming via CLI/GUI (using STM32PRGFW-UTIL firmware binary on target)
• PMIC NVM full read / write support (using STM32PRGFW-UTIL firmware binary on target)

5.2.1.1.2. Supported operating systems and architectures

• Windows® 7, 8, 10, and 11: 32 bits (x86) and 64 bits (x64)
• Linux® 64 bits (tested on Ubuntu® 64 bits)

5.2.1.1.3. Main Information

• Release note with STM32CubeProgrammer_release_note
• Legacy MPUs and STM32MP25x Rev.Y support
• Flashload over UART OK for Utilities firmware but not available with OpenSTLinux bootloaders

5.2.1.1.4. Restrictions

• Secure Secret Provisioning (SSP) generation is not yet supported

5.2.1.2. STM32PRG-TOOLBOX

PRG-TOOLBOX-DFU - Version v2.0.0 version - New with OpenSTLinux-v5.1.0.

PRG-TOOLBOX-DFU is an open-source tool provided by STMicroelectronics. This tool automates the preparation of STM32 MPU devices through the USB DFU protocol, with the purpose to fuse OTP memory, and to run U-Boot in Fastboot mode.

The tool achieves the startup of Fastboot mode, without requiring any manual hardware setting. It is based on U-Boot script .

PRG-TOOLBOX-FB - Version v2.0.0 version - New with OpenSTLinux-v5.1.0.

PRG-TOOLBOX-FB is an open-source tool provided by STMicroelectronics. This tool is designed to take advantage of Fastboot high transfer bandwidth, to write into external flash memory (like eMMC, SDMMC…).
Fastboot (FB) is a protocol that was originally created for Android™ and is primarily used to modify the flash filesystem via a USB connection from a host computer.

The tool is a wrapper for Fastboot. It is specifically designed for STM32 MPU products.

5.2.1.2.1. Main features

• PRG-TOOLBOX-DFU: to install U-Boot, launch Fastboot mode and manage OTP
  • Install U-Boot with/without launching Fastboot mode
  • OTP Fuse: Read and write operations.
  • OTP management with STM32PRGFW-UTIL software tool
  • Supported target memory: SD Card, eMMC

• PRG-TOOLBOX-FB: to flash memory partitions through Fastboot interface
  • Flash the memory partitions over Fastboot interface
  • Supported target memory: SD Card, eMMC

5.2.1.2.2. Supported boards

• STM32MP157x-DK and STM32MP157x-EV1 boards
• STM32MP135x-DK
• STM32MP257x-EV1 and STM32MP257x-DK

5.2.1.2.3. Supported operating systems and architectures

• Windows® 7, 8, 10, and 11: 32 bits (x86) and 64 bits (x64)
• Linux® 64 bits (tested on Ubuntu® 64 bits)

5.2.1.2.4. Restrictions

• None

5.2.2. STM32CubeMX

STM32CubeMX-6.12 version.

5.2.2.1. Main changes

• Pinout/list and Peripherals assignment UI
• Clocks tree UI
• RIFs UI
• DDR Settings
  • DDR4 using STM32-DDR-FWUTIL embedded software binary with STM32MP257F-EV1 board
  • LPDDR4 using STM32-DDR-FWUTIL embedded software binary with STM32MP257F-DK board
  • DDR3 tests using STM32-DDR-FWUTIL embedded software binary

• Code generation
  • Device trees with GPIO, iInternal peripherals assignment, Clocks, RIF parts for TF-A, OP-TEE, U-BOOT, Kernel software components on Arm^® Cortex^® A35 and software TF-M components on Arm^® Cortex^® M33
  • STM32CubeMP2 on Arm^® Cortex^®M33 nonsecure context
  • 2 boards STM32MP257F-EV1 & STM32MP257F-DK natively supported

5.2.2.2. Supported operating systems and architectures

• Windows® 10 and 11, 64 bits (x64)(b)
• Linux®: Ubuntu® LTS 20.04 and LTS 22.04

5.2.2.3. Supported toolchains

STM32CubeMX generates project files for the following toolchains:

• STM32CubeIDE by STMicroelectronics

5.2.2.4. Main Information

• Release note with STM32CubeMX_release_note
• Legacy MPUs and STM32MP25x Rev.Y support

5.2.2.5. Main restrictions

• refer to Known limitations

5.2.3. STM32CubeIDE

STM32CubeIDE-v1.16 version.

5.2.3.1. Main changes

• • STM32CubeMP25 firmware , TF-M firmware on Arm^® Cortex^®-M33 production mode
  • STM32PRGFW-UTIL firmware support for STM32MP25x on Arm^® Cortex^®-A35 development mode Aarch32 bits
  • STM32DDRF-WUTIL firmware support for STM32MP25x on Arm^® Cortex^®-A35 development mode Aarch64 bits to address DDR 4GB
  • OpenSTLinux developer package plug-in available installed on-demand thru STM32CubeIDE
  • STM32MP25 Aarch64 bits OpenSTLinux SDK available from st.com
  • cmake management update – Information in How to build and debug secure project on STM32MP25 co-processor in STM32CubeIDE

5.2.3.2. Main information

• • Release note in STM32CubeIDE release note
  • Legacy MPUs and STM32MP25x Rev.Y support
  • STM32MP1x Aarch32 bits OpenSTLinux SDK available from st.com
  • Console semi-hosting support (logs thu SWD)
  • STM32CubeMX plug-in support

5.2.3.3. Main restrictions

• None

5.3. Miscellaneous

No specific information

6. Minor release updates

Some minor release of STM32CubeMX is available. More details can be found in STM32CubeMX_release_note#STM32CubeMX_6-12-1_-_MPU_support.

Some minor release of STM32CubeIDE is available. More details can be found in STM32CubeIDE_release_note#STM32CubeIDE_1-16-1_-_MPU_support.

7. Reference documents

7.1. STM32MP13 resources

Click on "Expand", visible on the right side of the page, to view STM32MP13 resources

All the resources for the STM32MP1 series are located in the STM32MP1 series web page.

Information

The different STM32MP13 microprocessor part numbers available (with their corresponding internal peripherals, security options and packages) are described in the STM32MP13 microprocessor part numbers.

Reference	Name	Link
Application notes
AN2834	How to get the best ADC accuracy in STM32 microcontrollers	AN2834.pdf
AN4803	High-speed SI simulations using IBIS and board-level simulations using HyperLynx® SI on STM32 MCUs and MPUs	AN4803.pdf
AN5027	Interfacing PDM digital microphones using STM32 MCUs and MPUs	AN5027.pdf
AN5036	Thermal management guidelines for STM32 applications	AN5036.pdf
AN5168	How to configure DDR on STM32MP1 MPUs	AN5168.pdf
AN5225	USB Type-C® Power Delivery using STM32 MCUs and MPUs	AN5225.pdf
AN5275	USB DFU/USART protocols used in STM32MP1 series bootloaders	AN5275.pdf
AN5348	Introduction to FDCAN peripherals for STM32 product classes	AN5348.pdf
AN5431	The STPMIC1 PCB layout guidlines	AN5431.pdf
AN5438	STM32MP1 series lifetime estimates	AN5438.pdf
AN5510	Overview of the secure secret provisioning (SSP) on STM32MP1 series	AN5510.pdf
AN5827	Guidelines for entering RMA state on STM32MP1 series MPUs	AN5827.pdf
AN4879	USB hardware and PCB guidelines using STM32 MCUs	AN4879.pdf
AN5474	Getting started with STM32MP13 series hardware development	AN5474.pdf
AN5475	Migration of applications from STM32MP15x lines to STM32MP13x lines microprocessor	AN5475.pdf
AN5478	Camera-CSI (DCMI-PP) in STM32MP13x microprocessors	AN5478.pdf
AN5565	STM32MP13 lines using low-power modes	AN5565.pdf
AN5586	STM32MP13x MPU product line discrete power supply hardware integration	AN5586.pdf
AN5587	STM32MP13x MPU product lines and STPMIC1D / STPMIC1A integration on a wall adapter supply	AN5587.pdf
AN5692	DDR memory routing guidelines for STM32MP13x product lines	AN5692.pdf
AN5787	STM32MP13x product lines system power consumption	AN5787.pdf
AN5036	Thermal management guidelines for STM32 applications	AN5036.pdf
UM1720	STM32Cube USB host library user manual	UM1720.pdf
UM1734	STM32Cube USB device library user manual	UM1734.pdf
Datasheets
DS12792	STPMIC1 datasheet	DS12792.pdf
DS13483	STM32MP135C/F Datasheet (STM32MP135C/F) (secure)	DS13483.pdf
DS13874	STM32MP135A/D Datasheet (STM32MP135A/D) (non secure)	DS13874.pdf
DS13875	STM32MP133C/F Datasheet (STM32MP133C/F) (secure)	DS13875.pdf
DS13876	STM32MP133A/D Datasheet (STM32MP133A/D) (non secure)	DS13876.pdf
DS13877	STM32MP131C/F Datasheet (STM32MP131C/F) (secure)	DS13877.pdf
DS13878	STM32MP131A/D Datasheet (STM32MP131A/D) (non secure)	DS13878.pdf
Errata sheets
ES0539	STM32MP13x device errata	ES0539.pdf
Reference manuals
RM0475	STM32MP13x reference manual (STM32MP135 advanced Arm®-based 32-bit MPUs)	RM0475.pdf
Boards schematics
MB1635 schematics	STM32MP135F-DK motherboard schematics MB1635-E02 board schematics (Discovery kit)	MB1635-E02.pdf
Boards user manuals
UM2993	STM32MP135F-DK discovery board user manual	UM2993.pdf
Tools user manuals
UM2563	STM32CubeIDE installation guide	UM2563.pdf
UM2579	Migration guide from System Workbench to STM32CubeIDE	UM2579.pdf
UM2553	STM32CubeIDE quick start guide	UM2553.pdf
AN5360	Getting started with projects based on the STM32MP1 series in STM32CubeIDE	AN5360.pdf
UM2609	STM32CubeIDE user guide	UM2609.pdf
UM1718	STM32CubeMX user manual	UM1718.pdf
UM2237	STM32CubeProgrammer tool user manual	UM2237.pdf
UM2238	STM32 Trusted Package Creator tool user manual	UM2238.pdf
UM2542	STM32 series Key Generator tool user manual	UM2542.pdf
UM2543	STM32 series Signing tool user manual	UM2543.pdf

7.2. STM32MP15 resources

Click on "Expand", visible on the right side of the page, to view STM32MP15 resources

All the resources for the STM32MP1 series are located in the STM32MP1 series web page.

Information

The different STM32MP15 microprocessor part numbers available (with their corresponding internal peripherals, security options and packages) are described in the STM32MP15 microprocessor part numbers.

Reference	Name	Link
Application notes
AN2834	How to get the best ADC accuracy in STM32 microcontrollers	AN2834.pdf
AN4803	High-speed SI simulations using IBIS and board-level simulations using HyperLynx® SI on STM32 MCUs and MPUs	AN4803.pdf
AN5027	Interfacing PDM digital microphones using STM32 MCUs and MPUs	AN5027.pdf
AN5036	Thermal management guidelines for STM32 applications	AN5036.pdf
AN5168	How to configure DDR on STM32MP1 MPUs	AN5168.pdf
AN5225	USB Type-C® Power Delivery using STM32 MCUs and MPUs	AN5225.pdf
AN5275	USB DFU/USART protocols used in STM32MP1 series bootloaders	AN5275.pdf
AN5348	Introduction to FDCAN peripherals for STM32 product classes	AN5348.pdf
AN5431	The STPMIC1 PCB layout guidlines	AN5431.pdf
AN5438	STM32MP1 series lifetime estimates	AN5438.pdf
AN5510	Overview of the secure secret provisioning (SSP) on STM32MP1 series	AN5510.pdf
AN5827	Guidelines for entering RMA state on STM32MP1 series MPUs	AN5827.pdf
AN5031	Getting started with STM32MP15 Series hardware development	AN5031.pdf
AN5109	STM32MP15x lines using low-power modes	AN5109.pdf
AN5122	STM32MP1 series DDR memory routing guidelines	AN5122.pdf
AN5253	Migration of microcontroller applications from STM32F4x9 lines to STM32MP151, STM32MP153 and STM32MP157 lines microprocessor	AN5253.pdf
AN5256	STM32MP151, STM32MP153 and STM32MP157 discrete power supply hardware integration	AN5256.pdf
AN5260	STM32MP151/153/157 MPU lines and STPMIC1B integration on a battery powered application	AN5260.pdf
AN5284	STM32MP1 series system power consumption	AN5284.pdf
Datasheets
DS12792	STPMIC1 datasheet	DS12792.pdf
DS12505	STM32MP157C/F datasheet (secure)	DS12505.pdf
DS12504	STM32MP157A/D datasheet (basic)	DS12504.pdf
DS12503	STM32MP153C/F datasheet (secure)	DS12503.pdf
DS12502	STM32MP153A/D datasheet (basic)	DS12502.pdf
DS12501	STM32MP151C/F datasheet (secure)	DS12501.pdf
DS12500	STM32MP151A/D datasheet (basic)	DS12500.pdf
Errata sheets
ES0438	STM32MP15xx device errata	ES0438.pdf
Reference manuals
RM0436	STM32MP157 reference manual (STM32MP157xxx advanced Arm®-based 32-bit MPUs)	RM0436.pdf
RM0442	STM32MP153 reference manual (STM32MP153xxx advanced Arm®-based 32-bit MPUs)	RM0442.pdf
RM0441	STM32MP151 reference manual (STM32MP151xxx advanced Arm®-based 32-bit MPUs)	RM0441.pdf
Boards schematics
MB1262 schematics	STM32MP157C-EV1 motherboard schematics MB1262-C01 board schematic (Evaluation board)	MB1262-C01.pdf
MB1263 schematics	STM32MP157F-EV1 daughterboard schematics MB1263-C04 board schematic (Evaluation board)	MB1263-C04.pdf
MB1230 schematics	DSI 720p LCD display daughterboard schematics MB1230-C02 board schematic (Evaluation board) MB1230-C01 board schematic (Evaluation board)	MB1230-C01.pdf MB1230-C02.pdf
MB1379 schematics	Camera daughterboard schematics MB1379-A01 board schematic (Evaluation board)	MB1379-A01.pdf
MB1272 schematics	STM32MP157x-DKx motherboard schematics MB1272-DK2-C02 board schematic (Discovery kit)	MB1272-C02.pdf
	STM32MP157x-DKx motherboard schematics MB1272-DK2-C03 board schematic (Discovery kit)	MB1272-C03.pdf
MB1407 schematics	STM32MP157x-DKx daughterboard schematics MB1407-LCD-C01 board schematic (Discovery kit)	MB1407-C01.pdf
	STM32MP157x-DKx daughterboard schematics MB1407-LCD-C02 board schematic (Discovery kit)	MB1407-C02.pdf
Boards user manuals
UM2534	STM32MP157A-DK1 and STM32MP157C-DK2 Discovery kits user manual	UM2534.pdf
UM2535	STM32MP157C-EV1 and STM32MP157A-EV1 Evaluation boards user manual	UM2535.pdf
UM2637	STM32MP157D-DK1 and STM32MP157F-DK2 Discovery kits user manual	UM2637.pdf
UM2648	STM32MP157F-EV1 and STM32MP157D-EV1 Evaluation boards user manual	UM2648.pdf
Tools user manuals
UM2563	STM32CubeIDE installation guide	UM2563.pdf
UM2579	Migration guide from System Workbench to STM32CubeIDE	UM2579.pdf
UM2553	STM32CubeIDE quick start guide	UM2553.pdf
AN5360	Getting started with projects based on the STM32MP1 series in STM32CubeIDE	AN5360.pdf
UM2609	STM32CubeIDE user guide	UM2609.pdf
UM1718	STM32CubeMX user manual	UM1718.pdf
UM2237	STM32CubeProgrammer tool user manual	UM2237.pdf
UM2238	STM32 Trusted Package Creator tool user manual	UM2238.pdf
UM2542	STM32 series Key Generator tool user manual	UM2542.pdf
UM2543	STM32 series Signing tool user manual	UM2543.pdf

7.3. STM32MP25 resources

Click on "Expand", visible on the right side of the page, to view STM32MP25 resources

All the resources for the STM32MP2 series are located in the STM32MP2 series web page.

Information

The different STM32MP25 microprocessor part numbers available (with their corresponding internal peripherals, security options and packages) are described in the STM32MP25 microprocessor part numbers.

Reference	Name	Link
Application notes
AN5489	AN5489 - Getting started with STM32MP25xx lines hardware development	AN5489.pdf
AN5718	AN5718 - Migrating from STM32MP15x lines to STM32MP25x lines MPUs	AN5718.pdf
AN5723	AN5723 - Guidelines for DDR memory configuration on STM32MP2 MPUs	AN5723.pdf
AN5724	AN5724 - Guidelines for DDR memory routing on STM32MP2 MPUs	AN5724.pdf
AN5726	AN5726 - Guidelines for using low-power modes on STM32MP2 MPUs	AN5726.pdf
AN5727	AN5727 - How to use STPMIC25 for a wall adapter powered application on STM32MP25x lines MPUs	Under preparation
AN5729	AN5729 - Guidelines for Lifetime Usage Estimates on STM32MP2 MPUs	Under preparation
AN5730	AN5730 - Guidelines for measuring system power consumption on STM32MP2 MPUs	Under preparation
AN5827	AN5827 - Guidelines for entering RMA state on MPU series	Under preparation
AN6115	AN6115 - How to connect STPMIC25 unused pins	AN6115.pdf
AN6116	AN6116 - STPMIC25 BOM details	AN6116.pdf
AN6128	AN6128 - STPMIC25 PCB layout guidelines	AN6128.pdf
Datasheets
DS14284	STM32MP25xC/F Datasheet	DS14284.pdf
DS14285	STM32MP25xA/D Datasheet	DS14285.pdf
DS14278	STPMIC25 datasheet	DS14278.pdf
Errata sheets
ES0598	STM32MP25x ErrataSheet	ES0598.pdf
Reference manuals
RM0457	STM32MP25 reference manual (STM32MP25xx advanced Arm®-based 32/64-bit MPUs)	RM0457.pdf
Programming manuals
PM0264	STM32 Cortex®-M33 MCUs and MPUs programming manual	PM0264.pdf
Boards schematics
STM32MP257F-EV1 schematics	STM32MP257F-EV1 board revD schematics with STM32MP25F RevB 18x18 package (MB1936)	MB1936-D01.pdf
B-CAMS-IMX schematics	Camera module bundle schematics	MB1854-B01.pdf
B-LVDS7-WSVGA schematics	LVDS TFT LCD module schematics	b-lvds7-wsvga.html
STM32MP25F-DK schematics	STM32MP257F-DK board schematics example with STM32MP25F RevY 14x14 package	Under preparation
DDR routing examples schematics	Additional DDR memory routing examples	DDR routing examples
User manuals
UM3359	STM32MP257F-EV1 User Manual	UM3359.pdf
UM3385	STM32MP257F-DK User Manual	UM3385.pdf
UM3354	B-CAMS-IMX Camera module bundle User Manual	UM3354.pdf

8. How to download the software and start with this release

The list of embedded software packages available for download depends on the selected packages.

The table below provides the available board part numbers as well as information in order to:

• get started with one of the three available Packages (Starter, Developer or Distribution Package)
• get started with the board
• find the associated embedded software distributions
• download source code
• build a piece of embedded software.

Supported board	Jump to
STM32MP157x-EV1 Evaluation board	STM32MP15 Evaluation boards - getting started, including software download
STM32MP157x-DKx Discovery kit	STM32MP15 Discovery kits - getting started, including software download
STM32MP135x-DK Discovery kit	STM32MP13 Discovery kits - getting started, including software download
STM32MP257x-EV1 Evaluation board	STM32MP25 Evaluation boards - getting started, including software download
STM32MP257x-DK Discovery kit	STM32MP25 Discovery kits - getting started, including software download

9. STM32MPU Embedded Software distribution detailed release notes

The table below lists the software packages available in the STM32MPU Embedded Software distributions, and provides the corresponding release notes.
The release notes give more information and details about the features and content of the packages.
They do not explain how to download the software. Refer to How to download the software and start with this release.

Firmware	Release note	Version
OpenSTLinux Distribution	STM32 MPU OpenSTLinux release note - v5.1.0	openstlinux-6.1-yocto-mickledore-mpu-v24.06.26
STM32CubeMP2 Package	STM32CubeMP2 Package release note - v1.0.0	STM32CubeMP2 Package v1.0.0
STM32CubeMP15 Package	STM32CubeMP15 Package release note - v1.6.0	STM32CubeMP1 Package v1.6.0

10. STM32MPU Embedded Software distribution for Android detailed release notes

The table below lists the software packages available in the STM32MPU Embedded Software distributions for Android, and provides the corresponding release notes.
The release notes give more information and details about the features and content of the packages.

Firmware	Release note	Version
OpenSTDroid Distribution	STM32 MPU OpenSTDroid release note - v5.1.0	st-android-13.0.0-2024-04-05
STM32Cube MPU Package	STM32CubeMP2 Package release note - v1.0.0	STM32CubeMP2 Package v1.0.0

11. Referenced tools release notes

The table below lists the available tools, and provides links to the corresponding release notes.

Each release note gives information on how to install and use the corresponding tool.

The set of tools that can be downloaded depends on the package that is used (double check Which Package better suits your needs article for more information on each package).

Tools	Release notes	Host PC		Which Package may need the tool ?
		Linux® version	Windows version	Starter Package	Developer Package	Distribution Package
STM32CubeIDE	STM32CubeIDE_release_note	v1.16	v1.16	☐	☑	☐
STM32CubeMX	STM32CubeMX release note	v6.12	v6.12	☐	☑	☑
STM32CubeProg	STM32CubeProgrammer release note	v2.17	v2.17	☑	☐	☑
Keygen	KeyGen release note	v2.17	v2.17	☑	☑	☑
Signing tool	Signing tool release note	v2.17	v2.17	☑	☑	☑
STM32DDRFW-UTIL	STM32DDRFW-UTIL release note	1.1.0	1.1.0	☐	☐	☐
STM32PRGFW-UTIL	STM32PRGFW-UTIL release note	1.1.0	1.1.0	☐	☐	☐

13. Archives

STM32 MPU ecosystem release	Ecosystem release note
STM32MP1-ecosystem-v5.0.0	STM32 MPU ecosystem release note - v5.0.0
STM32MP1-ecosystem-v4.1.0	STM32 MPU ecosystem release note - v4.1.0 page for the v4 ecosystem releases (in archived wiki)
STM32MP1-ecosystem-v4.0.0	STM32 MPU ecosystem release note - v4.0.0 page for the v4 ecosystem releases (in archived wiki)
STM32MP15-Ecosystem-v3.1.0	STM32MP15 ecosystem release note - v3.1.0 page for the v3 ecosystem releases (in archived wiki)
STM32MP15-Ecosystem-v3.0.0	STM32MP15 ecosystem release note - v3.0.0 page for the v3 ecosystem releases (in archived wiki)

Microprocessor unit

Arm^® is a registered trademark of Arm Limited (or its subsidiaries) in the US and/or elsewhere.

Cortex^®

Artificial intelligence

Trusted package creator tool

Display serial interface (MIPI^® Alliance standard)

High-definition multimedia interface (HDMI standard)

Consumer electronics control (HDMI standard)

Power management integrated circuit

Light-emitting diode

MIPI camera serial interface 2 (MIPI^® Alliance standard)

Flexible flat cable

Technology for wireless local area networking with devices based on the IEEE 802.11 standards

Low-voltage differential signaling (related to display interfaces) - NEW

Central processing unit

Graphics processing units

Neural processing unit - NEW

Linux^® is a registered trademark of Linus Torvalds.

Trusted firmware for Arm^® Cortex^®-A

Das U-Boot -- the universal boot loader (see U-Boot)

Open portable trusted execution environment

Device tree

Open On-Chip Debugger (See https://www.openocd.org/ for more details)

Dynamic voltage and frequency scaling

External interrupt

General-purpose input/output (A realization of open ended transmission between devices on an embedded level. These pins available on a processor can be programmed to be used to either accept input or provide output to external devices depending on user desires and applications requirements.)

Direct memory access

System control and management interface

Secure coprocessor

Doubledata rate (memory domain)

Ethernet

Controller area network (robust bus mainly used for automotive applications)

Peripheral Component Interconnect express

High speed external oscillator (STM32 clock source)

Dual-role device (USB standard defines host and device roles. OTG controllers support both roles and can be called Dual-role devices controllers.)

Dual role port, an USB port that can operate in host or device mode

USB Type-C^® Connector System Software Interface - NEW

USB Type-C^®/USB Power Delivery interface - NEW

Open graphics library for embedded system (See http://www.khronos.org/opengles/ for more details)

Open computing language (See http://www.opencl.org/ for more details)

Application programming interface

Multi Speed Internal oscillator (STM32 clock source)

Image signal processor - NEW

Digital Camera memory interface

Advanced Video Coding (AVC) or H.264 or MPEG-4 Part 10, is a video compression standard (see https://en.wikipedia.org/wiki/H264) - NEW

open and royalty-free video compression format (see https://en.wikipedia.org/wiki/VP8) - NEW

Analog-to-digital converter. The process of converting a sampled analog signal to a digital code that represents the amplitude of the original signal sample.

Integrated interchip sound

Serial audio interface (Mechanism used to transfer non-buffered audio data between processors and/or audio converters.)

Inter-integrated circuit (Bi-directional 2-wire bus standard for efficient inter-IC control.)

Universal asynchronous receiver/transmitter

Serial peripheral interface

Device firmware upgrade

Former spelling for e•MMC ('e' in italic)

One time programmed

Resource Isolation Framework

Board support package

First stage boot loader

Resource Isolation Slave unit for Address space protection (Full version) - NEW

Cryptographic processor

Random number generator

User interface

Voltage reference buffer (STM32 specific)

Digital Camera memory interface pixel processor

Memory technology device

Evaluation board

Discovery kit

LCD TFT display controller (STM32 specific)

Hardware abstraction layer

Low layer of STM32Cube

Real time operating system

Free Real-time operating system for microcontrollers (see https://www.freertos.org/)

Non volatile memory, like a flash memory

Flash memory shortened to gain space in titles, tables and block diagrams

Boot loader stage 2

Graphical user interface

Secure secret provisioning

Frame buffer (could be the Kernel framebuffer linked to the display, a GPU framebuffer, an imaging framebuffer...)

Secure digital

Software development kit (A programming package that enables a programmer to develop applications for a specific platform.)c

Serial wire debug

USB port or connector

Universal synchronous/asynchronous receiver/transmitter

Printed circuit board

Return material analysis

Pixel processor, used to execute fragment shaders (3D IP/IC specific)

Microprocessor unit

Arm^® is a registered trademark of Arm Limited (or its subsidiaries) in the US and/or elsewhere.

Cortex^®

Artificial intelligence

Trusted package creator tool

Display serial interface (MIPI^® Alliance standard)

High-definition multimedia interface (HDMI standard)

Consumer electronics control (HDMI standard)

Power management integrated circuit

Light-emitting diode

MIPI camera serial interface 2 (MIPI^® Alliance standard)

Flexible flat cable

Technology for wireless local area networking with devices based on the IEEE 802.11 standards

Low-voltage differential signaling (related to display interfaces) - NEW

Central processing unit

Graphics processing units

Neural processing unit - NEW

Linux^® is a registered trademark of Linus Torvalds.

Trusted firmware for Arm^® Cortex^®-A

Das U-Boot -- the universal boot loader (see U-Boot)

Open portable trusted execution environment

Device tree

Open On-Chip Debugger (See https://www.openocd.org/ for more details)

Dynamic voltage and frequency scaling

External interrupt

General-purpose input/output (A realization of open ended transmission between devices on an embedded level. These pins available on a processor can be programmed to be used to either accept input or provide output to external devices depending on user desires and applications requirements.)

Direct memory access

System control and management interface

Secure coprocessor

Doubledata rate (memory domain)

Ethernet

Controller area network (robust bus mainly used for automotive applications)

Peripheral Component Interconnect express

High speed external oscillator (STM32 clock source)

Dual-role device (USB standard defines host and device roles. OTG controllers support both roles and can be called Dual-role devices controllers.)

Dual role port, an USB port that can operate in host or device mode

USB Type-C^® Connector System Software Interface - NEW

USB Type-C^®/USB Power Delivery interface - NEW

Open graphics library for embedded system (See http://www.khronos.org/opengles/ for more details)

Open computing language (See http://www.opencl.org/ for more details)

Application programming interface

Multi Speed Internal oscillator (STM32 clock source)

Image signal processor - NEW

Digital Camera memory interface

Advanced Video Coding (AVC) or H.264 or MPEG-4 Part 10, is a video compression standard (see https://en.wikipedia.org/wiki/H264) - NEW

open and royalty-free video compression format (see https://en.wikipedia.org/wiki/VP8) - NEW

Analog-to-digital converter. The process of converting a sampled analog signal to a digital code that represents the amplitude of the original signal sample.

Integrated interchip sound

Serial audio interface (Mechanism used to transfer non-buffered audio data between processors and/or audio converters.)

Inter-integrated circuit (Bi-directional 2-wire bus standard for efficient inter-IC control.)

Universal asynchronous receiver/transmitter

Serial peripheral interface

Device firmware upgrade

Former spelling for e•MMC ('e' in italic)

One time programmed

Resource Isolation Framework

Board support package

First stage boot loader

Resource Isolation Slave unit for Address space protection (Full version) - NEW

Cryptographic processor

Random number generator

User interface

Voltage reference buffer (STM32 specific)

Digital Camera memory interface pixel processor

Memory technology device

Evaluation board

Discovery kit

LCD TFT display controller (STM32 specific)

Hardware abstraction layer

Low layer of STM32Cube

Real time operating system

Free Real-time operating system for microcontrollers (see https://www.freertos.org/)

Non volatile memory, like a flash memory

Flash memory shortened to gain space in titles, tables and block diagrams

Boot loader stage 2

Graphical user interface

Secure secret provisioning

Frame buffer (could be the Kernel framebuffer linked to the display, a GPU framebuffer, an imaging framebuffer...)

Secure digital

Software development kit (A programming package that enables a programmer to develop applications for a specific platform.)c

Serial wire debug

USB port or connector

Universal synchronous/asynchronous receiver/transmitter

Printed circuit board

Return material analysis

Pixel processor, used to execute fragment shaders (3D IP/IC specific)

Mobile Industry Processor Interface, open membership organization that includes leading companies in the mobile industry that share the objective of defining and promoting open specifications for interfaces inside mobile terminals, see MIPI^® Alliance standard web site https://www.mipi.org

USB on-the-go (Capability/type of USB port, acting primarily as USB device, to also act as USB host. Also known as USB OTG.)

Advanced video coding (AVC) or H.264 or MPEG-4 Part 10, is a video compression standard (see https://en.wikipedia.org/wiki/Advanced_Video_Coding) - NEW

Multimedia card

Flash memories combine high density and cost effectiveness of EPROMs with the electrical erasability of EEPROMs. For this reason, the Flash memory market is one of the most exciting areas of the semiconductor industry today and new applications requiring in system reprogramming, such as cellular telephones, automotive engine management systems, hard disk drives, PC BIOS software for Plug & Play, digital TV, set top boxes, fax and other modems, PC cards and multimedia CD-ROMs, offer the prospect of very high volume demand.