STM32 MCUs Products

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Using STM32H743 SPI to transfer large data packets

Hello,I am using the SPI on the STM32H743ZITx as a SPI Master in Full-duplex mode to transfer large data packets (1600 bytes). But instead of seeing the data being transferred in a constant burst, I see it being sent out a byte at a time with gaps in...

KYSoh_0-1731398305309.png KYSoh_1-1731399053814.png
KYSoh by Associate II
  • 1378 Views
  • 5 replies
  • 3 kudos

DFU leave issue on STM32G0B1

Using STM32G0B1 device, DFU FW update is working as expectedIncluding leave request, wich results in expected device leave and start at requested addressBut `dfu-util` returns error status due to get_status error after leave requestAs stated in "AN31...

eraquin by Associate II
  • 1192 Views
  • 4 replies
  • 4 kudos

Resolved! USB Type-C CCx Line Configuration

Hello, I am working on Battery Management Project where I can use USB type-C. But I can use CCx line tie off with 5.1Kohm pull down resistor for 5V 3A. After this configuration USB Type-C consume 3A current at 5V.Please give me suggestion that how it...

Chintan2 by Associate
  • 602 Views
  • 1 replies
  • 0 kudos

LSI frequency not stable when switching power

Hello everyone,I'm working on a project using STM32U031, and using RTC with LSI(32kHz) to calculate elapsed time, and everything working fine, the waveform of LSI output also looks great.And I need to switching power supply in sometimes, and there co...

kein_1-1731487049901.png
kein by Associate III
  • 554 Views
  • 0 replies
  • 0 kudos

STM32F07- act like a dead chip.

I have a board that used STM32F07. I connect BOOT0 pin to GND via RES 10kOhm and left NRST pin open. At first i able to connect to STM32 and upload code but problem is after first time upload code (I use debug mode). It show STM is disconnect and aft...

Esa1 by Associate II
  • 515 Views
  • 1 replies
  • 0 kudos

STM32L011F4P6 can't upload code.

I have STM32L011 board that i make. I left NRST and BOOT0 open. And i try to upload code using ST Link V2. But seem like the ST link is not recognize the STM it always show "Target no device found". Can anyone help me identify the problem? Please..Th...

Esa1 by Associate II
  • 1671 Views
  • 11 replies
  • 0 kudos

STM32H7 + FMC + MDMA transmits only the first halfword

Hello everybody,Im am currently trying to connect a STM32H753 to a AD7606B using the parallel interface (FMC) and got it working at some point where the CPU can read/write the data from/to the FMC but it needs a __DSB() before starting to use the rea...

ABouk.1 by Associate III
  • 723 Views
  • 0 replies
  • 0 kudos

Explain Output Speed STM32U575

I am working on the firmware for my STM32U575 based controller board. I cannot find in the documentation an explanation about the Low/Medium/High settings on a GPIO port. I see the bits to be set, and in MX the option for choosing the setting, but I ...

ScottD by Associate II
  • 823 Views
  • 2 replies
  • 6 kudos