STM32 MCUs Embedded software

Ask questions and find answers on STM32Cube packages, including HAL, LL and middleware, and expansion software.

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How to activate debug messages for LWIP?

I was able to activate the messages for USB Host, but I am not able for LWIP, it seems that there is a specific combination of options, so that messages are enabledThank you./** Enable debug message printing, but only if debug message type is enabled...

0690X00000DYNnfQAH.png
by Not applicable
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HAL_SMBUS drivers for STM32L0

Hello,I am trying to use HAL_SMBUS drivers on STM32L0. The STM32L0 is the slave and I want to read / write registers via i2cget and i2cset on the linux host. I do not need the full SMBus/PMBus middleware, just looking for a simple example with SMBUS ...

Do I can reproduce sound with L031E?

Hi, I need choose a STM32L0 microcontroller for reproduce sound, I had thought choose L031E because is smaller and it have few GPIO, but I don't know if I can reproduce sound whit it. I don't need many GPIO, that's way I though about it.Caracteristic...

Melxo by Associate II
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overriding osDelay function

Hello,stm32F4FreeRTOSCube 1.4.2My code sometimes run pretty long osDelay. In fact "long" means "longer than watchdog"..I thought about cutting the delay in smaller delays and call a watchdog kick after each delay. Something like this:osStatus delay(u...

JulienD by Senior
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My board has two I2S interfaces, but the DMA controllers are only connected to one of them. Should I use the DMA for audio in, or for audio out?

I thought I had checked everything about the F767ZI Nucleo-144 and its pin availabilities. Unfortunately I overlooked that I2S_A is the only one whose peripheral pins are connected to the SPI_RX and SPI_TX regs for DMA streams.This means that for my ...

NNagy.1 by Senior
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USB CDC ON F303 NUCLEO and L152 DISCOVERY

Hello ,My question is not detecting COM PORT on PC,Why?I have done my project like this.1. Genrated cubmx project for STM32F303RE Nucleo board for USB CDC.2.After that installed driver for virtual com port from ST Site.3.I burn the code in board.4.I ...

AkshayB by Associate
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