STM32 MCUs Products

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OV7670 not being recognized

Hello,I want to use an OV7670 camera with my STM32U585CIU6 MCU. I've done all connections but failed to identify the camera module with I2C. I have then removed the wiring and just kept the following connections: 3.3V supply, GND, SCL and SDA (pull-u...

Resolved! I cannot use my STM32H723ZG because I cannot install 1.11.2

I am attempting to install the appropriate software packages so I can use my STM32H723ZG. However the 1.11.2 file cannot be unzipped.  The IDE reported the error and I confirmed it by downloading the package and attempting to unzip it manually. Pleas...

Screenshot 2024-06-05 at 9.55.11 PM.png
justaguy by Associate
  • 1299 Views
  • 1 replies
  • 0 kudos

Resolved! STM32H753ZIT6- ALE &CLE

Hello team, I am trying to connect external NAND flash with STM32H753ZIT6. my concern is with respect to FMC_ALE and FMC_CLE pins as, in Pin no. 80 and 81 these are multiplexed with address lines whereas pin no 98 and 99 can also be used as FMC_ALE a...

How to use nucleo-h7s3l8

 Hi all,I buy a nucleo-h7s3l8 but I don't how to program and debug itH7s3l8 mcu is different from other stm32 mcu that I use beforeMy question is as followsIf I use STM32CubeMx to create project.I will get two subproject boot and appli in Stm32CubeId...

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Resolved! STM32F429 read from PIN to DMA

Hello everyone, I have a board.STM32F429I DISCO1, I want to read, say, two bytes of parallel data from port A{15:0}, into the DMA buffer, every time a rising edge of some signal comes to the microcontroller from the outside.How exactly can this be im...

gevmar by Associate III
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  • 5 replies
  • 4 kudos

Resolved! CAN Reception Data Integrity

I am facing the problem of data integrity, the logic is something as shown below i am taking the CAN rx data from the interrupt and processing in while loop.   uint8_t g_candata_u8=0; int main(void) { Initilializations(); while() { if(CanMess...

STUser34 by Associate III
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  • 5 replies
  • 2 kudos

STM32F103C8T6: Trace not working

Hi everyone,I cannot start SWO trace (nothing received in debug window) with STM32F103C8T6.  Here is my main.c file: /** ****************************************************************************** * @file : main.c * @author : Auto-generated by S...

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Ksrind by Associate
  • 979 Views
  • 0 replies
  • 0 kudos

Periodic Timing on STM32: WKUP Interrupt vs. RTC ALARM A Mask

Hi,I want to use the RTC timer on the STM32WB to run FreeRTOS in both normal and STOP modes (For HAL time base I use Systick). When the MCU has no work, it goes into STOP mode. If the MCU needs to wake up for timing, like from a FreeRTOS timer, I set...

JR2963 by Senior II
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  • 4 replies
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LSI frequency range for STM32F303CC

Posted on February 13, 2018 at 13:16The current data sheet for the STM32F303CC (DocID023353 Rev13) shows on page 80 the characteristics of the LSI oscillator.Its frequency starts from min. 30kHz to typical 40 and max. 50 kHz (all at 3.3V in the max....

DMA error when SRAM1 mapped at 0x00 address space in STM32L4

When SRAM1 is remapped at 0x00000000 address space using SYSCFG_MEMRMP register, SRAM1 cannot be accessed by DMA by its remapped zero-based address. DMA error occurs at the very first transfer and DMA channel becomes disabled.Steps to reproduce:1. Us...

IIvan.22 by Associate III
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  • 3 replies
  • 0 kudos
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