STM32 MCUs Products

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Resolved! STM32F103 and RBIT instruction

Hello,I use a STM32F103 MCU and I use the RBIT instruction (as an CMSIS inline functinon). The instruction works properly and I can see the rbit instruction in the disassembly window (for this project I have to use an old TrueSTUDIO IDE).According to...

NCTUser by Associate III
  • 60 Views
  • 2 replies
  • 2 kudos

Resolved! Systick interrupt fail on STM32L072KZUX

Hello, I have a problem with SysTick interrupt on STM32L072KZUX.I am using the latest version of STM32CubeIDE + the latest package for my MCU - FW_L0 1.12.3. An absolutely clean project, which was created in IDE and flashed into the device using ST-L...

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kuzdmin by Associate
  • 75 Views
  • 1 replies
  • 1 kudos

Resolved! PLL Jitter [STM32H743XGH6]

I have a question regarding internal PLLs.I would like to know the jitter of the PLL in the STM32H743XGH6.I could not find a PLL Characteristics table that would have the answer I want to know. I have seen posts about jitter in various other PLLs.How...

NiM by Associate III
  • 123 Views
  • 2 replies
  • 1 kudos

Question about STM32H7 SDMMC2 and UHS-I mode support

Hello,When I read though AN5200 (Getting started with STM32H7 Series SDMMC host controller), I am not sure I fully understand the statement about UHS-I mode support in Table 2. (SDMMC1 and SDMMC2 main features) as in below screenshot, The table state...

Screenshot 2025-06-10 at 12.15.49 AM.png Screenshot 2025-06-10 at 12.15.57 AM.png

Cordic not available STM32H7 dual core

Dear ST expert,   We want to upgrade from STM32G4 to STM32H7 dual core.       - Can you please suggest how to use CORDIC in STM32H745 series? If not then what is the best way to calculate sine and cosine of float values?         - Please suggest any ...

PTP offload H7: one-step timestamp from HW?

Heyho,a few questions to those who already used the PTP offload function (not via IP / UDP, but PTP directly over ethernet, MAC packet type 0x88F7), which can auto-generate SYNC and DelayRequest messages:1) As this feature does not auto-generate Foll...

LCE by Principal II
  • 462 Views
  • 17 replies
  • 8 kudos

ADC - DMA - Memory takes too long to complete

I started a new STM32G0B1 project based on the example project, ADC_MultiChannelSingleConversion, and added FreeRTOS. The default task makes the same HAL_ADCEx_Calibration_Start and HAL_ADC_Start_DMA ffunctino calls as the example, starts a periodic ...

H7 CAN hot-plug problem

void HAL_FDCAN_TxBufferCompleteCallback(FDCAN_HandleTypeDef *hfdcan, uint32_t BufferIndexes) { extern FDCAN_HandleTypeDef hfdcan1; if(hfdcan == &hfdcan1) { // printf("tx cplt = %d\n",BufferIndexes); can_tx_cplt = 1; } } void HAL_FDCAN_ErrorC...

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