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STLINK-V3MINIE connecting SWO and VCP_TX pins

I am making an adapter between 6‐pin target debug header and 14-pin STDC14 connector. The same cable will be used to program and debug both M0+ and M4 targets.Can I hard-wire SWO (pin 8 ) and T_VCP_TX (pin 14) together? The idea is to have an option ...

maple by Associate II
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  • 2 replies
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Connectivity setup for SDMMC1 in STM32 Cube IDE

 I am working on interfacing MicroSD card with STM32H757I-EVAL. I am following the same steps to setup and configure SDMMC1, as mentioned in this video https://www.youtube.com/watch?v=-0kFwp0ao6k  @2:56 but there is DMA setting option under SDMMC1 co...

priya_12 by Associate II
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  • 1 replies
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Resolved! HRTIM Triggering ADC

Hi,I am currently working with the STM32F334 and STM32G474 microcontrollers, and I have a couple of technical questions that require deeper insight into how the HRTIM (High-Resolution Timer) operates in these devices.Q1. Can HRTIM generate a high-res...

s2000 by Associate
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  • 3 replies
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Resolved! CAN FIFO filling faster than flushing

We set up classic CAN on the stm32h747I-DISCO dev board and listen for interrupts on every message:extern "C" void HAL_FDCAN_RxFifo0Callback(fdcan_handle* hfdcan, std::uint32_t RxFifo0ITs) { if ((RxFifo0ITs & FDCAN_IT_RX_FIFO0_FULL) != RESET) ...

chipchop by Associate II
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  • 4 replies
  • 2 kudos

FMPI2C DMA Not working - STM32F446

Hello All, I am trying to talk to an FRAM over FMPI2C on the STM32F446 using DMA, but the DMA is not able to "start". I am using the Mem_Write_DMA function in stm32f4xx_hal_fmpi2c.c.When I do a side by side comparison with the Mem_Write_DMA function ...