STM32 MCUs Embedded software

NUCLEO-L552ZE-Q CDC Not working. USB C

I just go the NUCLEO-L552ZE-Q dev board. STM32Cube IDE Version: 1.5.1Build: 9029_20201210_1234 (UTC)Using 1.3.1 FirmwareThe base CDC code generated by the IDE does not seem to work. It does not enumerate and if I try to send something I get a hard fa...

USB Battery Charging (BC)

Hello,When using an MCU with USB FS capabilities, do I need an external IC to be able if an SDP, a DCP or a CDP was plugged in ? Or can the MCU do the job ? Apparently yes, but I struggle to find evidence of this, especially in the datasheets or in t...

STM30G071RB NUCLEO board USBPD trace can't sent to PC STM32CubeMonitor-UCPD

STM32 USB Isochronus endpoint problem

Hello! I have a problem. I created a USB audio device project in CubeMX. Then I changed the descriptors and related functions to get a device like a microphone. The device is detected correctly in the Windows system. But there is a problem: DataIn en...

HS USB Device Audio-In on STM32F769 Discovery issues. DataIn event is not fired every time, the setup command to turn the microphone on is received .

For a little background, i have modified the project to take audio data from a static file to eliminate any issues with interrupts from the mems microphones may have been causing though the result is the same. I have also added print statements to t...

DEBUGGING ISSUE WITH USB-C

Hello community,I'm experiencing difficulty when debugging my software.I'm running Mac OS Catalina with a L433 Nucleo, plugged into my USB-C to USB-A converter.I wrote a very basic "echo" program to take my USART input and echo it back to my Mac.I ke...

STM32 FreeRTOS

I am using STM32F072RB.I have enable the FreeRTOS CMSIS1.I have created two tasks which uses the same UART for transmitting data.I want to use the semaphore concept to use this shared resource between two task.The task as belows:TASK 1 High priorit...

STM32G071RB 사용�? 입니다. UBS-B type�?� 사용하는�?� USB-DM, USB-DP 용 Pin map�?� 알려 주시기 바�?니다. USB-C type�?� 사용하지 않습니다.

STM32G071�?서 USB-C 용 CC1, CC2 pin map�?� 있으나 USB-B type으로 만 사용하려면 USB-DP, DM �?� pin map�?� 알려 주시기 바�?니다.

TouchGfx with QSPI + Audio

Hi,I am working on a project using STM32F7. So far I have touchgfx working with external QSPI for storing image resources. Everything is working good and expected so far.Now I would like to add audio functionality. The aim is to play WAV files when a...