STM32 MCUs Embedded software

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

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Why do I dont get interrupt when I try to enumerate a USB Hub operating on low speed ? Also the stm detects the connection sometimes and not other times . What could cause this to happen ?

Hello folksThis is my first time working on ST processor and USB and need some help I am using STM32F407VG Processor in the host only mode and standard peripheral libraryI am not using SOF and using HSE as an input to the PLL operating at 168 MHz I e...

sunny123 by Associate II
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STM32F7 ethernet issues in RMII mode

Posted on December 10, 2017 at 11:15I have a STM32F767 and STM32F746 nucleo dev kits. Both seems to be 'Z' models.I developed RTOS based TCP server based on netconn that receives and transmits data over ethernet. STM does not answer to the ping nor ...

USB DFU on STM32L496

Hello,I am trying to enable USB DFU functionality on a custom board with STM32L496 MCU.Only D+ and D- pins are routed from the USB connector to the MCU, ID is not routed at all and VBUS is only to power the board. I added a code in my firmware that j...

EKirs by Associate II
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STM32f722 USB_OTG_HS doesn't work in FS mode

Trying to connect two FS devices to an STM32F722RET. Datasheets are a little vague, but seems it should be OK as long as I don't do HS.Using cubeMX, and for the FS port (PA11/PA12) - things work great. For the HS port (configured to be host_only, F...

InvZim by Associate
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