Introduction Debug authentication is a critical security feature of the system considering that with a debugger the user can access a large part of the system. To control a reopening of the debug port, the device imposes a debug authentication proto...
Introduction Clock configuration is a fundamental aspect of microcontroller (MCU) design, directly influencing the performance and power consumption of the system. In the STM32 series, the reset and clock control (RCC) peripheral manages the system...
Summary The first stage bootloader (FSBL) is a key component in the boot process of STM32N6 microcontrollers. It’s responsible for initializing the system, configuring the hardware, and loading the application code from external memory into the inte...
Summary This article provides an overview of the low-power modes available in the STM32N6 series. It provides hands-on instructions for utilizing the Standby demo, detailing how RAM retention is implemented and how to run the demo code. Introduction...
Summary This article presents a tutorial for importing and using the legacy STMicroelectronics USB middleware in the new lines of STM32 to implement a CDC class to open a virtual COM port. The STM32H5 series was selected for this tutorial, but the st...
Summary This article guides readers through locating key information in STM32 documentation, using the STM32G081xB datasheet as a practical example. We illustrate how to identify details about the current sinking capabilities of pins, including the ...
This is the second part of a custom LoRaWAN server tutorial. For the first part which describes up the Network server, please refer to:How to create a LoRaWAN server on local PC(1/2) - Network server Application server Now that the network server is...
Summary This article describes tips to prevent or fix errors encountered when connecting the STM32 target board to your computer such as: “No target connected”, “Target not found”, “No ST-LINK detected”, and “ST-LINK connection error”. Software and ...
Introduction For various reasons, developers may need to deactivate booting of a core in the STM32H7 dual-core product. This article shows how to disable the Cortex®-M7 and Cortex®-M4 cores and enable them again. 1. Disabling a core in a dual-core co...
Summary This article provides a step-by-step guide on how to calibrate the precision of a real-time clock (RTC). The examples in this guide are provided using the NUCLEO-U575ZI-Q board, but can be tailored to any other STM32. Introduction The real-t...
Summary This article provides a quick guide on what the STM32N6’s OTP bits are and how to program them. It includes step-by-step instructions and explanation on configuring the OTP124, responsible for changing the VDDIOs' voltage to 1.8 V instead of...
Defining HSLV HSLV is a characteristic of certain I/O ports that allows them to operate at higher speeds while using lower voltage levels. This feature is particularly useful for applications that require fast data transfer rates without the higher ...
Summary This article presents a step-by-step tutorial on how to develop a USB device with more than a class in the STM32H5 microcontroller using the classical USB library. The tutorial is based on NUCLEO-H503RB and can be easily tailored to any other...
Summary This article provides a step-by-step method to test the ECC single and double errors in the STM32H7 series. Find attached to the article a ECC RAM project for testing purposes. Introduction In STM32H7 microcontrollers, RAM ECC (Error Correc...
At ST we offer a lot of Expansion Packages also known as X-CUBE for our STM32.You can download and import these software packages using STM32CubeMX.Let me show you how. 1. Import drivers In STM32CubeMX I have created a project for a STM32G071RBTxLet'...
This article demonstrates how to implement a webserver application using the AzureRTOS ecosystem, relying on the NetXDuo stack for Ethernet communication. We also use FileX for hosting the pages in the MCU’s embedded flash and ThreadX as RTOS. The d...
Summary The first stage bootloader (FSBL) requires a header signature for the boot ROM to load the code from the external memory into the internal RAM. This allows the application’s code to begin execution. Creating this header involves the STM32Sig...
Summary The main objective of this article is to present the STM32H7 spread-spectrum clock generation (SSCG) feature. STM32H7 differs from other series by using PLL fractional with Timer/DMA. For an overall introduction to spread-spectrum clock gen...
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 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...
