Introduction1. Typical CAN bus structure2. bxCAN in Normal mode on STM322.1 Hardware considerations2.2 Software considerations2.2.1 Clock configuration2.2.2 CAN I/Os configuration2.2.3 CAN timing and parameter configuration2.2.4 CAN filter configurat...
Introduction1. The hardware2. The software2.1 The example description2.2 Step-by-step example creation2.2.1 CAN configuration and code generation with STM32CubeMX2.2.2 Adding the code related to the CANtransmission2.2.3 Adding the code related to th...
Introduction UART is a communication protocol that enables the user to send data asynchronously through transmit (Tx) and receive (Rx) lines. It involves a shared baud rate between the transmitter and receiver. This article shows you how to set up an...
Summary In STM32-based Ethernet designs, connecting the internal media access controller (MAC) to an external physical layer transceiver (PHY) requires a hardware interface. The two most common interfaces used for this are: MII: Media-independent in...
Introduction Data logging applications require storing large amounts of data over a period of time. SD cards are a convenient solution for storing data and many STM32 products include the proper hardware interface. Using a standard file system to wri...
To answer the questions like "Is my ST-Link/V2 genuine? Where to find a genuine ST-Link/V2? Why my device isn't recognized?" and other related ones, please refer to the following: Where to find a genuine ST-Link/V2 ST-Link official in-circuit debugge...
Summary This article provides a quick guide on how to enable overdrive mode on the STM32N6 Discovery kit and configure your project accordingly. It includes instructions and explanation on configuring overdrive mode, responsible for changing the VDD...
Introduction The OCTOSPI interface is used in STM32 devices to enhance communication speed with devices like external memories. Achieving the maximum OCTOSPI clock frequency is essential for various applications. This article explains some factors i...
Introduction In this article, we cover the steps needed to use the Register callback's feature in STM32. The NUCLEO-H503RB (with an STM32H503RBT6 microcontroller) board is used, but the steps can be easily tailored to another MCU. All the implement...
Summary This article provides information about the STM32 boot process. In the first part, it gives you an overview of this process and it presents the different boot modes. In the second part, it details the STM32 system bootloader and the STM32 boo...
Summary This article aims to familiarize readers with STM32CubeMonitor by focusing on understanding its message structure and using the function node to create custom functionalities. The knowledge gained is applied in an example that implements a si...
Introduction There are many possible ways to access the System Bootloader in STM32 devices and, in this tutorial, we will cover how to easily perform this jump directly from application code for all our families and product series, except for the STM...
Introduction Many STM32 MCUs feature a CAN2.0 interface named bxCAN. The Loop back mode is one of the modes implemented in this peripheral. It is mainly used to test and debug transmit and receive CAN messages and mainly to validate the filter config...
Intro This article addresses an issue where the USB_OTG_GRSTCTL_CSRST bit in the GRSTCTL register fails to reset, resulting in a timeout during USB initialization. The problem is related to timing and initialization, particularly with the USB PHY and...
Summary To understand how middleware like NetXDuo and LwIP use the STM32 HAL Ethernet driver, this article demonstrates a bare metal application to send and receive Ethernet frames. If you are not interested in following the step-by-step tutorial you...
STM32 MCUs feature the system memory boot mode, which enables programming the device through the integrated peripheral interfaces, as outlined in AN2606 - Introduction to system memory boot mode on STM32 MCUs To select system memory boot mode at devi...
Introduction This article is a tutorial on how to get the STM32F769I-EVAL board’s CAN_Loopback example project working on the STM32F769I-DISCO board using CAN2. This example project was created for the STM32F769I-EVAL board. However, since the STM32F...
Summary This article provides a step-by-step guide on how to use the LwIP with the STM32H5 series. A simple DHCP connection is made using the NUCLEO-H563ZI board, outlining the process from configuring the basic hardware connections up to the firmwar...
Introduction Understanding the absolute maximum ratings of STM32 microcontrollers (MCUs) is critical for ensuring their reliability and longevity. These ratings define the limits beyond which the device may suffer permanent damage. This article expl...
Summary This article is a step-by-step guide on how to use the push-pull mode with deadtime using the STM32G4 HRTIM (high-resolution timer). The example in this article is demonstrated using the NUCLEO-G474RE board but can be tailored to any other ST...
