STM32 MCUs Products

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STM32H7 Dual Core, GPIO is not set after power reset

Hello,I am experimenting on the STM32H45 Discovery Board (Dual Core) to use some GPIOs from different Core-Context.I initialized few Pins only for the CM7 and few dedicated pins only for the CM4. When I perform a debug session, all the mentioned pin...

Floki.1 by Associate II
  • 1196 Views
  • 4 replies
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Resolved! CAN communication not working

Hello everyone, I’m currently experiencing difficulties with setting up CAN communication on my STM32F4 microcontroller. Despite having configured the CAN interface and connecting it to a CAN transceiver, I observe no activity on my designated can_tx...

Resolved! interrupt on can bus with STM32f446

Hi everybody,I'm trying to set up a communication with a can bus.I'm using a STM32F446. I use PB12 & PB13 (CAN2). I can see RX frames on PB12.I'd like to read frames that I received by using interrupts.I've found this example : https://github.com/STM...

fab04 by Associate III
  • 209 Views
  • 3 replies
  • 2 kudos

Resolved! STM32H757 Datasheet missing information

Specifically, I require a timer for creating a clock to a peripheral.  I chose PH5 (Timer12 Channel 2) because of the allocation capability in CubeMX, however, the datasheet for the STM32H757 does not show that as an alternate function.I have confirm...

rwareinc by Associate III
  • 4392 Views
  • 24 replies
  • 9 kudos

Resolved! STM32F413 Third CANBUS

Hello,I'm planning to use the STM32F413VGT3 in my project. It says it has three CAN buses. Can I use these three lines independently? Some of my research (ChatGPT) indicates that the third CAN line is not a standard CAN bus. I'd appreciate any clarif...

erdinc by Associate
  • 201 Views
  • 3 replies
  • 0 kudos

STM32G0B0 STANDBY, PLL consumption

Hi everyone, I'm stuck on the transition from my low-power mode versus my power consumption.I already have a “sleep.c” code that is capable of putting the device to sleep at 2uA power consumption (which is my goal, everything's fine here).This code e...

Nadreoh by Associate II
  • 333 Views
  • 2 replies
  • 0 kudos

Resolved! STM32L471 Bootloader and SPI

Hello, I'm using STM32L471 and Micron MT25QL NOR Flash with single SPI interface. MT25 is also connected with other MCU (NRF52) using the same lines. I'm trying to write STM firmware in BOOT0 serial bootloader controlled by NRF using STM's USART3. Th...

Resolved! STM32H7S7L8H6H XSPI instability

IssueHigher ambient temperatures cause communication malfunctions with XSPI memories.DetailsOur design is heavily adopted from STM32H7S78-DK which also has the same issue described below.The application uses memory-mapped mode for both Flash and RAM ...