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 read particular port memory

hi I am working on keyboard project where i want to read B port"KeyInputMemory[column_count] = (uint16_t) HAL_GPIO_ReadPin(rowport, GPIO_PIN_All);iam taking rows as input... whenever key is pressed it should be read that pin.... how can i see whether...

Girish1 by Associate III
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Resolved! ADC work only in debug

Hi, I have set ADC + DMA in H743, I reuse code that work in products every days but today a strange beauvoir happened, ADC work only in debug mode, somebody know this issue?thanks friends.

ADC sampling bleeding

I have a timer with an interrupt every 1ms to create time stamps for my later algorithm developement. I flag for the adc to sample once every 5 seconds, but I see that the ADC bleeds over or it changes multiple times before stopping. Is there anyway ...

MrAzn69 by Associate II
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Resolved! USB mass storage Application State is not changing from START to READY State in STM32F746 Nucleo.

Hello Guys!I'm using STM32F746 NUCLEO board for USB Bootloader application. And I'm using CubeMx 6.9.2 for configuring USB device. when I'm connecting my USB device on CN13 connector and monitoring the Application State in debug ... so its always Sta...

USB_OTG_FS.png USB_HOST_MODE_PltS.png USB_HOST_MODE_PS.png FATSF_Mode.png

STM32F4 Custom HID device, host read callback

Hi,I am new to HID and have some questions regarding the ST HID Middleware package.I am using an STM32F479F as a Custom HID device. I used the example from the STM32 USB training to get everything up and running. It works.When the host (PC) performs ...

IHC by Associate
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UxDevice_HID_CDC_ACM example

Am trying to Use of a USB to transmit data (transmit/receive) between a board and anHyperTerminal PC application.    Am working with Nucleo-STM32H563 board. But i didnt get expect data in hyper terminal. Here i have attached code part . Kindly correc...

RKOAS by Associate II
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Issue in downloading SD card data by USB

I am currently working on a project that involves integrating USB functionality for data transfer and data logging on an STM32F407VG micro-controller. Specifically, I want to log data files on an SD card and enable the user to download these logged f...

STM32WLE5CCU6

Dear,I am currently in the process of designing a custom PCB with your STM32WLE5CCU6 chip (QFN Package). Consequently, I have a few questions:Given that the PCB will be exclusively sold in Europe and that I need to optimize power consumption, should ...