STM32 MCUs Products

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STM32G070CB UCPD Pins pull-down

HiI am having quite a strange problem with the STM32G070CB.A couple of months ago I start the development of a new product using the STM32G070CB and was having some issue with some pins, and even open up a thread in the forum.https://community.st.com...

STM32F103 is not fast enough

Hello,Here is my code,#include <stdio.h> #include <string.h>     void GPIOSYS(void){ GPIO_InitTypeDef GPIOSt; RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO,ENABLE); //GPIO_PinRemapConfig(GPIO_Remap_SWJ_Disable,ENABLE); GPIO_PinRemapConfig(GPIO...

parisa by Senior
  • 1902 Views
  • 14 replies
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STM32F777 HAL SDMMC

Hi.Im experiencing a race condition in SDMMC_CmdReadSingleBlock. (being called trough HAL_SD_ReadBlocks_DMA).SDMMC_CmdReadSingleBlock calls SDMMC_SendCommand in order to start transfer.Then it calls SDMMC_GetCmdResp1 to verify that transfer is starte...

SHans.1 by Associate
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  • 0 replies
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STM32L476 hangs when HAL_Flash_OB_Launch is called

I have multiple boards of STM32L476 board. In our application, we have OTA module in which we use dual bank feature.The OTA flow is like:1) Read data from SPI2) Write to Bank 2's pages in incremental order3) Once all data are transferred, go for flas...

kpate.11 by Associate II
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  • 3 replies
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Resolved! Problem in using stm32h IBIS model

Hello everyone,I am facing issues while performing Signal Integrity analysis using STM32h IBIS model.Currently i am analysing Signal Integrity for I2C signals where i am configuring my MCU I2C signal levels to 3.3V, but when simulated i am getting 2....

Shift by Associate II
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  • 2 replies
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Resolved! Tricky FMC Question

When connecting a parallel FLASH device to the micro the address mappings are thus:For a NOR FLASH device with an 8 bit data bus, the internal address (FMC_Ax) maps directly to the micro hardware pins (HW_Ax).8-Bit Data BusFMC_A0 => HW_A0 ======> FL_...

DOsbo by Senior
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  • 2 replies
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QSPI Erase block erases the whole memory?

I am using STM32L4 discovery board and External QSPI to save data. From the datasheet, it is mentioned that before every write, erase command has to be issued. But when I issue Erase Block or Subblock command, complete Chip is getting erased. Can any...