STM32 MCUs Embedded software

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

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Forum Posts

How do I output an Integer over USB?

I am trying to send some communication from an Nucleo-F412ZG board over USB. I am currently using CDC_Transmit_FS function but this seems to only send char values and I would like to be able to send an uint8_t variable and have it come out as a meani...

GTann.1 by Associate II
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  • 1 replies
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How to send data over USB using Nucleo-L053R8 ?

Hi community, I am trying to use a Nucleo-L053R8 board to send data over USB without much success. The purpose of my project is simply to test the USB communication by sending string over USB Port as a first step before sending the sensor data. When ...

fakhfakh by Associate
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  • 1 replies
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Resolved! Verify if it is safe to continue I2C communication after I2C transaction instead of using HAL_Delay

I made an I2C communication between STM32U585 uC to an I2C EEPROM and it worksI do the following  but if I remove the HAL_Delay(10) or minimizes it to less than 10msec things are not working well, the second call I2C_Master_Transmit fails.Is there's ...

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bmn by Associate II
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  • 8 replies
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how to enter the USB DFU mode in STM32L162VE?

Currently, I am using the STM32L162VE custom board. I want to enter the USB DFU mode but am not able to enter the mode. This chip supports the USB and USART pre-programmed bootloaders. I have referred to the application notes AN2606 and AN3156. I did...

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VNasa.1 by Associate
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  • 3 replies
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Resolved! Mem/BusFault at internal memory regions (0xE0...)

Hello,I saw a not yet reproducable fault at adresses, which are part of the private/vendor-specific memory regions.The fault happend on a STM32H7B0 runnig freeRTOS, ICache + DCache enabled:Causing instruction address: 0x7.... (external flash)Comming ...

TNeub.1 by Associate III
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  • 10 replies
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