STM32 MCUs Products

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Resolved! STM32C071 OSCX_OUT

Under what circumstances is the 32.768kHz clock signal present on the PC15-OSCX_OUT pin of the STM32C071 product?

TG32 by Associate
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Resolved! STM32H573 VFQFPN68 exposed pad details

Hello,We are using the STM32H573 in a new project. We have designed a custom board using the 64-pin LQFP package.The MCU connects to a ethernet PHY using RMII interface.Our product has to meet strict radiated emissions levels that are 7dB lower that ...

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benjacam by Associate
  • 492 Views
  • 1 replies
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STM32H503 simultaneous ADC and DAC use

I've spent some time recently trying to prototype a small project based on the STM32H503 which would need to have the ADC and DAC running simultaneously with multiple channels of analog I/O via DMA. I was able to get this all coded up but discovered ...

STM32L432KBU6TR SPI 16 bit mode issue

STM32L432KBU6 L432 chip, spi3, 16bit mode, 20M baud rate, spi output sclk is 16 cycles when it is powered on again after working for a period of time. Sometimes 15 cycles, sometimes 17 cycles, sometimes 16 cycles are output again. This will help conf...

Pinglei by Associate II
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  • 3 replies
  • 1 kudos

Resolved! SMPS Configuration for STM32H7

I've designed a custom board using the STM32H747I MCU, following the STM32H747I-DISCO reference design. In my design, I've connected VLXSMPS to VDDLDO, similar to the reference design. I'm currently setting up the power configuration in STM32CubeIDE ...

KAnahar by Associate III
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  • 6 replies
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Resolved! STM32F407 Discovery Board UART1 not working

I'm having the same problem on 2 different boards. I gen'd up a simple program using CubeMX and I'm only sending some data to both ports at the same time: void StartTask02(void const * argument) { /* USER CODE BEGIN StartTask02 */ /* Infinite loo...

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Resolved! SDMMC2 on STM32H755 Nucleo PB14 Reserved

Hi folks,I have SDMMC1 working on CM7 on my H755 Nucleo. Now I want to migrate FAT-FS and the uSD to CM4, in which case I think I should switch to the SDMMC2 peripheral since it's in D2 domain along with CM4.I have a some questions about this and wou...

bramble by Senior
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  • 1 replies
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USB trace impedance for STM32H725

I am laying out a USB for a STM32H725. I would like clarification on something out of the datasheet (DS13311).Note 2 under table 118 states: No external termination series resistors are required on USB_DP (D+) and USB_DM(D-); the matching impedance i...

VIR by Associate
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  • 1 replies
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