Forum Posts
Resolved! STM32 USB Firmware update via High speed or Full speed?
Hello,Has anyone tried updating STM32 firmware over HS USB?I can't remember where I read it, but I remember the default STM32 DFU mode is only compatible with the FS USB.My device is a "USB Device" and it only needs HS USB to do the job, FS is not r...
STM32L476RG always delivers FR_DISK_ERR when using f_mount, to mount a micro-SD card with FATFS.
The SD card itself seems to work flawlessly with my computer. I tried all the configurations offered in the forum for those who had a similar issue (setting DMA or the interrupt timer) and it doesn't seem to help. Stepping through the function with ...
Is there a reference to the code for programming an STM32?
What I mean to ask is, are there any documentations for all the functions, registers, ports and so on for the STM32F1 series?For example Unity Documentation for the Unity Library, similarly is there such a documentation for the STM32F1 series as I am...
Resolved! NUCLEO-F746ZG USB_OTG_FS stucks at cdc_transmit_fs() function.
Hello, I am having problem sendind data to PC with USB. I set the USB_OTG_FS to device only mode and activated the VBUS. I selected Class for FS IP to Communication Device Class (Virtual COM Port). When I try to send data with the simple code below, ...
Resolved! STM32L082 dual bank, BFB2 bit reset at power up ?
Dear all,I am requesting your help to understand well how the dual bank mechanism works before I start writing the firmware:I will use the internal bootloader to allow me to start from Bank1 or Bank2. Bank1 will store the factory firmware, and Bank2 ...
CAN and USB CDC on stm32f407 discovery
Hi is it possible to use in the same time can and USB CDC because i need to receive message from can and then transmit over usb to PC?
Trouble with USB FS CDC on STMf3discovery. initialization problem.
Hello I generated project with cubeMX. When I fired it up PC recognizec STM32 Board as virtual COM. But it would never work. When I used Transmit function it would always freeze on USBD_BUSYNow what I have found is that when I do initialization it ne...
STM32 AWS FreeRTOS OTA github access
Hello,We're developing an IoT device using STM32H743 using AWS FreeRTOS with OTA. I'd like to access the sample source at github: STMicroelectronics/amazon-freertos-ST. However it's under controlled access. I've emailed to request but haven't got any...
Distortion problem !
I am currently implementing a USB audio DAC .After porting the firmware I am getting some distortion .So what could be the possible reason?Is it related to synchronization ? Or any other issue.
