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Resolved! STM32G4 MCU ADC output suddenly stucks to zero

Hello,I'm using an STM32G474ME MCU for grid connected power converter applications.I use multiple ADC modules for current and voltage sensing of the converter, and when I drive the power converter, the result values ​​of all channels in certain ADC m...

STM32H755 programming via PB14-PB15 bootloader

Hi -We are having difficulty programming STM32H7 via serial ports PB14-PB15 as USART1.  We are setup as described in AN2606, section 56.1 and we're using STM32CubeProgrammer for downloads.  The connection is established, but the first bootloader comm...

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gmn by Associate II
  • 599 Views
  • 3 replies
  • 0 kudos

"While" does not work when ADC DMA is enabled

I am starting to experiment with stm32f411vet6 (discovery), looking forward to learn and help.On Live Expressions (Debug by STM32CubeIDE, I choose to run by Resume).Without a code "HAL_ADC_Start_DMA(&hadc1,(uint32_t*) &ADC_Value, 1);" : The program w...

Đạt by Associate
  • 343 Views
  • 1 replies
  • 2 kudos

Resolved! STM32H7 FDCAN FILTER

Posted on May 23, 2018 at 02:26Hi,I tested the example FDCAN_Com_IT. FDCAN configuration copied below.When I transmit a frame from another board with the ID different from 0x111, the message is received in the 'HAL_FDCAN_RxFifo0Callback' function an...

Asantos by Senior
  • 10715 Views
  • 10 replies
  • 1 kudos

(STM32G431CBU6) NRST as GPIO occasionally fails

NRST configured as GPIO to output MCO clock.In rare cases after power-on, the MCO clock is not output, although the program runs normally (e.g., printf messages are visible via UART).To increase the probability of reproducing the issue: the MCO pin i...

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duke by Associate
  • 314 Views
  • 1 replies
  • 0 kudos

RTC Alarm Minutes and Seconds on STM32U575VI

Hi,I'm currently working on an application for a STM32U575VI6. It's supposed to generate an interruption every 4 minutes and 9 seconds. However, it works only when I mask the seconds, and only work with minutes. The moment I try configure both and en...

Resolved! STM32H7 USB CDC not showing up as a port

I'm trying to get a USB virtial COM Port working on the STM32 Nucleo-H745ZI-Q. I've generated some minimal code to initialize the device on PA11 and PA12 and have tried connecting a four pin USB-C breakout board to wire GND, DP, DM, and U5V, as well ...

AC3 by Associate
  • 958 Views
  • 3 replies
  • 2 kudos

Identifying Fake STM32

Split from Black Pill: Debugging STM32F103RCT6 in Keil Fails to Enter main()Hi @mƎALLEm  , just about your "not genuine" statement:>- No "ARM " markingSame here on a F103 by STM , should be genuine, because its st-link on a F3-discovery board !>- The...

AScha.3 by Super User
  • 1258 Views
  • 4 replies
  • 1 kudos

Resolved! [solved]STM32G RTC sets to some value afterr reset

Hello,I have an application which I would like to build on to of cubeMX generated HAL driver, but I came across strange issue that I am unable to keep RTC value on reset. Drivers part is as generated with cube using freeRTOS. system reset is triggere...

lauris by Associate III
  • 503 Views
  • 1 replies
  • 1 kudos