STM32 MCUs Products

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STM32F303CBT6 DAC not working with DMA

Dear all,I'm trying to generate a waveform using DAC OUT1.I configured pin PA4 as analog (works)I configured DAC1 without DMA and it worksI configured TIM6 and it works Then I configured DAC with DMA, configured DMA, but output never changes.Where ca...

FDCAN not receive messages from a few particular sensors

Dear allI am using STM32H563 and interface with some CAN bus sensors to receive and sometimes send data to them. The CAN bus sensors are developed by a partner company. I developed my software refer to FDCAN_Com_IT example provided in IDE firmware pa...

Ping1 by Associate II
  • 73 Views
  • 10 replies
  • 1 kudos

Debug losing connection with Stm32WB55 target

Code is written using stm32CubeMX. Connecting with stmlink V3 Minie. Executing step by step, it appears that debug fails (lose connection) when executing debug_init. In fact debug_init creates the problem when programming pa13.When removing the initi...

GYV by Visitor
  • 34 Views
  • 2 replies
  • 0 kudos

STM32L4 STOP2 System abnormal restart

Environment: STM32L4 + 32.768K LSEFunction: Wake up and work once every hour, then enter stop2 mode. During the one-hour sleep, wake up every ten minutes to feed the external watchdog.Problem: The device resets directly when waking up every ten minut...

daniaoday by Associate III
  • 899 Views
  • 54 replies
  • 8 kudos

Stm32h743 gets hot on custom PCB

I designed a PCB using the STM32H743 in the TFBGA240 +25 package.When I power the board, the STM32 gets hot. I measured the voltage across the VCAP capacitors, and it is 2.2 V, while it should be a maximum of 1.35 V.What could be causing the VCAP vol...

Issue in Ethernet and Uart in STM32n6570-DK

Expected Log using UART :[BOOT] UART initialized successfully[BOOT] Starting ThreadX kernel[NET] NetX Duo initialization started[NET] IP stack and protocols enabled[TX] ThreadX kernel running[NET] NetX application thread running[NET] Network stack re...

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HMD Application -STM32F1 with BNO055 Via VCP

Hi, I use the stm32f103 to read the IMU(BNO055) via I2C to get the Quaternion data,I use this library from ivyknob, https://github.com/ivyknob/bno055_stm32The AR Anchors result is well (Head Mount Display application), I use the USB VCP to Transmit t...

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Resolved! reset_handler and no longer debug

Hello, I was writing some code and one day a handler_reset() appears in the debug panel It is said that appears because it give the opportunity to the user to debug from the very begining. But why? if there is already the ability to set the breakpoin...

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