STM32 MCUs Products

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STM32H743 SDMMC1

Posted on May 16, 2018 at 20:13I try to use SDMMC1 on STM32H743I Nucleo: It works fine but just if I use PLL1: PeriphClkInitStruct.SdmmcClockSelection = RCC_SDMMCCLKSOURCE_PLL;If I try to use PLL2, the PLL2R clock output via: PeriphClkInitStruct.Sdm...

Linker Script for external SDRAM

Hello everyone. Can anynone please explain the steps to configure linker script to use external SDRAM? I'm using Atollic True Studio as IDE and STM32F746GDISCO as evaluation board.Thank you.

N ORhan by Associate III
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Cannot Enable More Than 1 Output on PLL2/3

Posted on April 24, 2018 at 16:33I am using the STM32H743xx Nucleo board with CubeMX V4.25.0 and CubeH7 V1.2.0.The HAL drivers have some issues with enabling the PLLs and individual PLL outputs (P, Q, R).1. HAL_RCC_OscConfig() always enables all PLL...

MDS by Associate III
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STM32H7xx: PLL3 as clock for I2C kills USB

Posted on June 21, 2018 at 06:58Another issue found, potentially in HAL drivers (HAL_RCCEx_PeriphCLKConfig):I try to use PLL3R for I2C clock:PeriphClkInitStruct.I2c123ClockSelection = RCC_I2C123CLKSOURCE_PLL3;            //USB will FAIL!!!If I do th...

STM32F10x HAL USB debug issue

Posted on October 30, 2016 at 14:04 Hello everyone! I tried to create a CDC to PC interchange project in Cube on STM32F103C8T6 (as you can see in attached file) and I have some kind of trouble — debug doesn't works properly. During d...

Lenoe by Associate II
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STM32H743 SPI1 not working

Posted on May 09, 2018 at 08:21Hi,I have designed a STM32H743II  board and now I am testing hardware functionality. I have a serial FLASH connected to SPI5 which works fine. I have a serial EEPROM connected to SPI1 where I can not see any activity o...