STM32 MCUs
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Knowledge Base Articles

How to use the STM32 ADC's internal reference voltage

Introduction In some applications, specifically battery-powered ones, it is common for the supply voltage to drop as the battery discharges. Sometimes, both VDDA and VREF+ is powered directly by the battery. The problem with this is if the VDDA is b...

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How to make an efficient bit-bang driver on STM32

Introduction This article discusses the theory behind making a bit-bang driver as efficient as possible. In the bottom of this article, I have attached a single header file based bit-bang SPI controller mode 0 driver. 1. Pros and cons of a bit-bang ...

How to add a BSP to an STM32CubeIDE project

1. Introduction STMicroelectronics offers BSPs (Board Support Packages) for all STM32 Evaluation and Nucleo boards as well as Discovery Kits. In this article we will see how to add a BSP to your STM32CubeIDE project.  2. Prerequisites   Hardware: Min...

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USB device not recognized

The USB device is detected by the PC (USB host), but the device initialization reports an error, like. "error code 10" on Windows. What is the problem?  When using the HAL libraries, the source of this problem can be a too small heap configured in th...

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NanoEdge AI Studio install/activation troubleshooting

Common causes for issues during the install and activation process, are network communication problems. 1. Checklist, in order of importance Antivirus silently blocking network connectionsProxy with incorrect settings (try with no proxy first)VPN bl...

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Julian E. by ST Employee
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How to clone a dual core project in STM32CubeIDE

This article presents a quick guidance on how to clone an existing dual core project for any STM32 dual core MCU. Introduction In this article, a few steps are presented as guidance to copy/clone an existing dual core project for the STM32H7 series....

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How to create a LoRaWAN server on local PC (1/2)

The usual free offer for a LoRaWAN server usually consists of only one network with up to 10 devices per registration. So the purpose of this tutorial is to show, that the Network server of the LoRaWAN network can be quite simple and running on a loc...

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How to install STM32CubeIDE on Mac with M1 core

This article describes how to install STM32CubeIDE on a Mac with M1 core using Big Sur operating system and Rosetta 2.   1. Background Current version of STM32CubeIDE is built to run on Intel x86_64 processors with the following operating systems an...

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EJOHA by Senior
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Empty check mechanism on STM32

1) GPIOs are not in High impedance after reset2) User code is not executed after programming empty deviceOn most STM32s GPIO after reset are configured in high impedance except for Debug pins. Some STM32s implement so called empty check mechanism, wh...

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