STM32 MCUs Embedded software

Ask questions and find answers on STM32Cube packages, including HAL, LL and middleware, and expansion software.

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Resolved! cant ping nucleo-h723 dev board using lwip

HiI am trying to develop a board based on ethernet connection. I have bought a nucleo-h723z board to get started.I would like to have a ping example up and running, but I have not succeeded...I am using CUBEIDE V. 1.15.1 and CUBEMX V. 6.11.1.I have c...

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Webserver using AT Command

I'm having trouble using STM32 to bind to the Webserver via the AT Command command. Connecting to the Webserver is fine, but the problem is that the site only runs a few times, the AT+CIPSEND command has a problem, data sent to ESP is 1 character err...

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dnk by Associate
  • 1126 Views
  • 3 replies
  • 2 kudos

Debugging with Display ST7735

HiI want to debug my Display ST7735 (128 x 128 px). For that i wrote a code which sets the screen line by line into green color. When i flash the code it works fine. When i try to debug nothing happens on the display. What can i do that the display c...

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Hans345 by Associate
  • 670 Views
  • 2 replies
  • 0 kudos

UART_CheckIdleState

Hi,Recently, while reviewing the code for USART handling, I came across the function UART_CheckIdleState. It is called at the end of the peripheral initialization. The name suggests that it checks the IDLE state, but the implementation does something...

msemegen by Associate III
  • 853 Views
  • 2 replies
  • 1 kudos

ADC channel accuracy issue on STM32F030F4P6

I recently have been working on a custom board with the stm32f030f4p6 for a gas sensor project, I just got it to bootload successfully and blink some LEDs so now I'm using the ADC channel to read values from it and converting it to a voltage level fo...

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DRicc.2 by Senior
  • 3057 Views
  • 12 replies
  • 6 kudos

Resolved! SPI works only one time. STM32L4xx CMSIS

Hi,I am facing a strange issue with the configurations of the SPI. I have an external module which I am communicating with that with SPI2. In order to read its ID I am driving the CS pin low send the command to the device receive the data and CS pin ...