STM32 MCUs Products

Resolved! STM32L4 CDC not working under Windows 10.

Have implemented Virtual Comm port on STM32L4. Works fine under Linux but Windows 10 shows Device Descriptor Request Failed.Suggestions please.Thanks

Port Linux to STM32F429-DISC, and face an issue on inputting command "ls"

Hi, allThese months, I am using AFBoot + Linux + rootfs XIP image to download into 2MB internal flash of STM32F29-DISC. After some test, I can get the printing information of Linux on serial of Mobaxterm(home edition). But, when serial gets "/#", I ...

NFC05A1 is not reading type 5 tag ,P2P and not a single led blink when field get close to it.

Hello community! I have a problem please help me out, I am trying to interface NFC05A1 with STM32F469 discovery board using the demo provided by ST for F4, L4. NFC05A1 is initializing and a message is sent to serial terminal "Welcome to X-NUCLEO-NFC...

STM32F769i-DISCO and custom display

Hi,i would to ask for an advice. I am working on display for electric motorcycle. I have STM32F769i-DISCO and Winstar display WF50DSYA3MNN0. Display and kit are connected through converter board (40 pin to 60 pin). I am planning to develop UI through...

How to stop receiving UART data with DMA.

Hi allI'm triying using DMA to receive UART.But the number of UART data is depending on the situation.So I want to set a CNDTR register with margin.I was wondering that I can stop DMA before CNDTR is zero.When DMA Enable bit is cleared, it seem that ...

Resolved! Using sub MHz external clock source for HSE Bypass - trying to understand existing solution

FolksThis is a bit of a "how do these things work" question. I'm designing a board to replace an existing board in a larger solution. I'm working with the vendor and can get the details from them but I just wanted to take a chance to get to understan...

Black Colour issue

working on STM32f429i discovery ,the only change in TFT driver .in discovery board use ILI9341 and in my case use ST7789v TFT driver else everything same as discovery board .when i write a text in black colour its showing properly but draw a image in...

STM32G0: Changes DBGMCU behaviour

Hello,STM32G0 DBGMCU->CR does not have a DBGMCU_CR DBG_SLEEP bit. Does that mean that Debug is possible even when the CPU is sleeping?Otherwise the write behaviour changed also: Write is only possible during reset. I.m.h. opinion, this defeats a hot ...

Make PWM from internal clock in STM32F407G

Hi everyone,i am trying to make PWM from internal clock. i use TIM4 with out put is pin PD12.i just put the code bellow in INT VOID(MAIN)HAL_TIM_PWM_Start(&htim4, TIM_CHANNEL_1);But it doesn't work. Can someone help me explain?

Resolved! I would like to know On the STM32 can you have JTAG and ETM active at the same time ?or would you need to switch? or does only one need to be activated at any one time? Thanks

STM32 MCUs Products

Forum Posts

Resolved! STM32L4 CDC not working under Windows 10.

Port Linux to STM32F429-DISC, and face an issue on inputting command "ls"

NFC05A1 is not reading type 5 tag ,P2P and not a single led blink when field get close to it.

STM32F769i-DISCO and custom display

How to stop receiving UART data with DMA.

Resolved! Using sub MHz external clock source for HSE Bypass - trying to understand existing solution

Black Colour issue

STM32G0: Changes DBGMCU behaviour

Make PWM from internal clock in STM32F407G

Resolved! I would like to know On the STM32 can you have JTAG and ETM active at the same time ?or would you need to switch? or does only one need to be activated at any one time? Thanks

Overcurrent Fault Issue with STM32G0 + TCPP02-M18 ...

CAN: Tx Delay Compensation is not working

STM32N6 DK stuck when generate default project

STM32CubeProgrammer Debug Authentication Discover ...

STM32H747-DISCO SD card BSP_SD_WriteBlocks_DMA in ...

Clarification on IEC 60730 Class B compliance for ...