STM32 MCUs Embedded software

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CDC + HID data corruption on CDC interface

Hi all,I managed to build HID + CDC for STM32F072 and STM32L152 and I am experiencing data corruption if I try to run both interfaces at the same time, however it is not happening always. I am testing on windows and linux (ubuntu 16, 18 and raspbian ...

dan2 by Associate II
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SPI and DMA on STM32H7

Hello,I'm trying to use STM32CubeH7 SPI_FullDuplex_ComDMA example code inside a CubeMX generated project.I have been using the original SPI_FullDuplex_ComDMA (as it is) successfully.Now I copied it to my CubeMX project.First I have read the following...

Gpeti by Senior II
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STMF4-DISCOVERY USB CUSTOM HID issue

HeyI've been watching the video series for USB from ST https://www.youtube.com/watch?v=3JGRt3BFYrM&list=PLnMKNibPkDnFFRBVD206EfnnHhQZI4Hxa&index=15and have been trying it on my stm32f407 discoverykit (with the change to PC13 to my button instead (PA0...

AMeta by Associate II
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Resolved! How to read multiple GPIO simultaneously? [solved]

Hi guys, Is it possible to read multiple gpio simultaneously? See part of my code below. Thankswhile (1) { if ( (HAL_GPIO_ReadPin(IN_1_GPIO_Port, IN_1_Pin) == GPIO_PIN_SET) || (HAL_GPIO_ReadPin(IN_2_GPIO_Port, IN_2_Pin) == GPIO_PIN_SET) || (HAL_GPIO_...

ced seg by Associate II
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STM32H7 FW SDIO Low Level support?

I am using a STM32H753ZI MCU on the STM32H753i-EVAL2 board and I am trying to interface a WLAN module over the SDIO interface. I am using the STM32Cube_FW_H7_V1.4.0 Drivers, HAL and Low-Level Support. I can see that the HAL Layer supports SDMMC memor...

Sudeep by Associate
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In-Application Flash Programming - Sanity Check

I've written many bootloaders for Freescale/NXP Kinetis mcus - this is my first for a STM32F4.I'm not using Cube or HAL.In my prior bootloaders, an executable program stub was moved to ram and executed because a flash read could not take place during...

Joe.H by Senior
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Need technical support in getting the USB HID power Device driver or code which can be ported to STM32F401.

Hi , We designed a USB host dongle board using STM32F401 MCU. And want to read the data from a APC power device through USB port. We are able to detect Keybaord device through that but look like to read the data from APC power device we need to add ...

BSing.0 by Associate
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Firmware Boot from external SPI Flash in STM32L462

I am using the STM32L462CE MCU which is only single bank flash. Now, I need to store the firmware for OTA so how I do it?In the board, I have winbond external 2MB of SPI memory. So, how to setup this memory to run the my firmware if I stored the fir...

AP_040 by Senior
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