Yes, it is possible. The transceiver does not have the intelligence to differentiate between CANFD and CAN2.0A/B and filter the CAN frame accordingly. It is just an active component that transforms digital signals to differential signals. The most i...
All STM32 have options and even though the functionalities may vary among the different families and series, they are all meant to allow the user a way to customize the general settings of the microcontroller. Option Bytes are mostly used to pre-conf...
STM32CubeMX is a graphical tool that allows users to configure STM32 MCUs (microcontrollers) and MPUs (microprocessors) quickly and simply. In addition, the tool also assists in generating the corresponding initialization C code for the Arm Cortex-M...
Power consumption in low power mode is higher than expected. Problem remains after reset, but is solved by power cycling the MCU. What is the problem?Issue can be caused by debug in low power mode option. When developers debug their code in low-power...
From a USB specification, a USB device should use VBUS sensing detection: When a host connection is detected by the device, the device connects the pull-up resistor either to D+ or to the D- data signal. This allows the host to detect device presenc...
Introduction Some of the STM32 microcontrollers have backup registers. These registers can be written/read and protected and have the option of being preserved in VBAT mode when the VDD domain is powered off. In this article we will learn how write, ...
Introduction This article includes preliminary updates of STM32 MCU reference manuals reported since 1st January 2024. It highlights the current description requiring update and the expected one if available. The purpose of this article is to deliv...
Introduction This article includes preliminary updates of STM32 MCU datasheets reported since 1st January 2024. It highlights the current description requiring update and the expected one if available. The purpose of this article is to deliver any...
1. GPDMA module setup The new DMA module (which includes the GPDMA and the LPDMA) available in series such as the STM32U5 are slightly different than the regular DMA. In this article, we’ll discuss the setup for using GPDMA in a similar way as the st...
Introduction This article includes preliminary updates of STM32 MCU errata sheets reported since 1st January 2024. It highlights the current description requiring update and the expected one if available. The purpose of this article is to deliver an...
Introduction It is very common that applications require a periodic interrupt that is used as a time-base for triggering tasks, adding delays, keeping track of elapsed time, etc. While this article shows how to configure an STM32 Timer to generate an...
Introduction ST provides several X-CUBE source packages for STM32 on st.com with STM32CubeIDE project files. To open the projects in STM32CubeIDE, there are several ways. Note: some X-CUBE packages are also provided in STM32CubeMX as installable "pac...
Summary This article provides a step-by-step guide on how to use a FDCAN peripheral to establish communication between two NUCLEO-G0B1RE boards. Also, outlining the process from configuring the hardware connections to developing and testing the firm...
Summary Protecting the firmware is a paramount concern in the design and deployment of embedded systems. STM32 microcontrollers, which are integral to countless applications, employ various mechanisms to safeguard against unauthorized access and ta...
Introduction This FAQ concerns enabling USB DMA in STM32H7 devices. Many customers that are working with USB in STM32H7 devices face a problem when activating DMA. What they notice is that everything is working good and USB behaves normally before ac...
Summary This article includes SPI characteristics and clarification of maximum clock frequency when using PB13 and PB14. They are applicable for STM32H523xx, STM32H533xx, STM32H573, STM32H562xx, and STM32H563xx microcontrollers. The purpose of the a...
Summary This article is a tutorial on how to set up and run the I3C_Controller_Private_Command_IT and I3C_Target_Private_Command_IT example projects. This tutorial uses the NUCLEO-H563ZI board and can be followed with any other ST development board ...
A step-by-step guide to connect and publish real B-U585I-IOT02A Discovery Kit sensor data to a free Azure IoT Central Application.STM32U5 Azure Quick Connect - Getting Started Guide STM32U5 Azure Quick Connect is the fastest way to get your B-U585I-I...
Introduction This article presents a quick guidance on how to prevent HardFault occurrences when the ICACHE is enabled on the STM32H5 MCU. 1. Summary and description This article explains why a HardFault may occur when accessing the following: Int...
Introduction A library is a collection of reusable, compiled, and tested code that can facilitate the coding of application functionalities. It is designed to support both the code developer and code compiler during the build process and the running...
