STM32 MCUs
From FAQs to complete How-to articles, find useful articles on STM32 MCUs programming, troubleshooting, ecosystem, and product details.
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Knowledge Base Articles

STM32WB stack update overwrite M4 application

Why does STM32CubeProgrammer erase/overwrite data (Cortex-M4 application) at flash address (0x08000000) during STM32WB Stack update over SWD?1. FUS can be managed only from internal bootloader or internal memory If SWD is used (means no-bootloader), ...

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How does the event flag work on STM32? Part 2

How does the event flag work on STM32? Part2This is the part 2 of the article to explain How the Event Flag work on STM32 with a working example. Welcome back!1. MATERIALS:To develop this article’s demo, the following materials were necessary:- STM32...

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How does the event flag work on STM32? Part 3

How does the event flag work on STM32? Part 3This is the part 3 of the article to explain How the Event Flag work on STM32 with a working example. Welcome back! After generation, locate and open the app_threadx.c file. There is inside Core → Src fold...

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Connect the B-U585I-IOT20A board to Azure IoT Hub

Simple tutorial to connect the B-U585I-IOT20A Development kit to Azure IoT Hub.Introduction:In this article, we connect the B-U5U5I-IOT20A discovery board to Azure IoT Hub. IoT Hub is a cloud-hosted application that allows you to communicate with yo...

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Getting started with the STM32U5 IoT Node and Azure IoT and AWS

This article provides the necessary information for getting started with the B-U585I-IOT02A IoT Node with Azure IoT and AWS IoT Core1- Hardware The B-U585I-IOT02A Discovery kit provides a complete demonstration and development platform for the STM32U...

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Slim.J by ST Employee
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Using Timers to Trigger ADC conversions periodically

Some applications require periodic sampling of analog signals using an ADC (Analog to Digital Converter) for digital signal processing. The objective of this article is to explain how to configure an STM32 Timer to trigger ADC conversions at a config...

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Azure IoT Central B-U585I-IOT02A Notification Setup

Tutorial: Create a rule and set up notifications in your Azure IoT Central application for the STM32U5 board.Tutorial: Create a rule and set up notifications in your Azure IoT Central application for the STM32U5 Board Introduction:In this article, we...

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What are CRC features in STM32 MCUs?

What are CRC features in STM32 MCUs?1.  Cyclic Redundancy Check Cyclic Redundancy Check (CRC) is an error detection method for digital data based on binary division.CRC algorithm generates a fixed checksum code length. 2. What are CRC features in S...

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LauraCx by ST Employee
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Azure IoT Central B-U585I-IOT02A Secure Quick Connect

A simple guide to quickly and freely connect your B-U585I-IOT02A to Azure IoT Central1. IntroductionThe following tutorial outlines how to connect the B-U585I-IOT02A Discovery Kit to Azure IoT Central with the X-CUBE-AZURE package using the following...

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Do I need TCPP01-M12 if I use USB Type-C™ at 5V only?

Do I need TCPP01-M12 if I use USB Type-C™ at 5V only?Consider that a defective or low-quality charger or cable is connected to your sink application and provides a voltage higher than negotiated, even if your sink application requests only 5V. Actual...

LauraCx by ST Employee
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How to connect my STM32 board to the X-NUCLEO-LPM01A

How can I connect my STM32 board with the X-NUCLEO-LPM01A (STM32 Power Shield)? There are several different ways to connect your STM32 board to the STM32 power shield, some more complex than others. In this article, we will discuss the simplest way t...

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CRC computation in STM32 MCUs and post-build creation

1. Introduction Cyclic Redundancy Check (CRC) is an error detection method for digital datas based on binary division.CRC algorithm generates a fixed checksum code length.  2. How is CRC value calculated, how to determine CRC algorithm in embedded ap...

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