STM32 MCUs products

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STM32U5 USB problem

I'm having problems with USB on NUCLEO-U575ZI-Q (STM32U575).I've created from scratch project in CubeIDE for USB CDC ACM device, and set up all th peripherals as in the example STM32Cube_FW_U5_V1.4.0\Projects\NUCLEO-U575ZI-Q\Applications\USBX\Ux_Devi...

ASamo.2 by Associate II
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  • 2 replies
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Keep getting HAL_Busy for my i2c device

Hello everyone i've been trying to use FMAMSDXX015WCSC3 force sensor. sensor address 0x28 and whenever i was trying to do IsDeviceReady function, its been always keep getting me HAL_Busy.HAL_StatusTypeDef status = HAL_I2C_IsDeviceReady(&hi2c2, 0x28 <...

SabTuna by Associate II
  • 514 Views
  • 7 replies
  • 1 kudos

Resolved! Connecting OV7670 to Nucleo-H743

Hi, I use following code to capture a frame from OV7670 camera module without FIFO:  #include "main.h" #include "string.h" #include "../../Drivers/OV7670/OV7670.h" #define USE_GRAYSCALE 0 DCMI_HandleTypeDef hdcmi; DMA_HandleTypeDef hdma_dcmi; I2C_Ha...

Rthat.1 by Associate II
  • 357 Views
  • 5 replies
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Resolved! Reading data by ADC using DMA is not working Poreperly

I am trying to read some data by ADC using DMA transfer method I configured the ADC   attached the code belowI cannot getting the ADC value in all buffer only  read the 3rd  buffer 1st and second buffer shows grabage value please help me i tried out ...

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Read a temperature sensor on a battery system

Hello everybody,Actually I'm working on a temperature sensor. This project works on battery (2 x 1.5 V alkaline).I would like to read the temperature in the room with an external analog sensor.But I don't understand how VrefIN works. Because my Vcc s...

JJoao.1 by Associate
  • 230 Views
  • 3 replies
  • 1 kudos

Resolved! PA7 pin voltage problem (STM32f767zi)

Hello, I would like to ask you to know how it is that the PA5 pin in OUTPUT (non-pullup and non-pulldown) delivers a voltage of only 2.6 V instead of 3.3 V like the others? Thanks in advance

STM32H743BI and SDRAM 32bit data bus

Hello Everyone ;we are new to STM32H7  ; we used before stm32f4 in many projects but STM32H7 we still new; so I am sorry to ask simple questions. We have designed our board based on STM32H743BI and SDRAM IS42R32160F-7. After a couple of weeks of tryi...

Hector_06 by Associate III
  • 1075 Views
  • 10 replies
  • 2 kudos