Forum Posts
Resolved! In stm32h743, in SPI, enabling the EOT IRQ after the other IRQs are enabled makes the SPI ISR to be fired endlessly. Why?
In stm32h743, in SPI, I have a slave device with interrupts enabled. In particular, I'm enabling all the error interrupts (UDR, OVR, CRCERR, FRE, MODF), and the RXP, TXP and EOTIE interrupts, in that order.If I enable EOTIE the first of all of them, ...
Issues with Playing Audio on STM32G431RBT6
Hello ST Community, I am trying to play audio file on STM32G431RBT6, but I am not able to successfully play the audio. I shall be thankful if you can provide any suggestions/ feedback to help me debug the cause of noise in my output. Also I would lik...
LL UART Interrupt
Where can I find a complete compilation of the LL Api, especially what USART handling is concerned?I'm trying to implement (with FreeRTOS underlying) a ring buffer driven I/O system to read from and write to UARTs.Do I understand it right? There is o...
usb msc host or msc device dynamic selection.
I want to configure a USB device using STM32F746.I want to select the USBH MSC Host and Device as needed (without rebooting..).In CubeMX, only "Host Only" or "Device Only" can be selected.When selecting DualRole in CubeMX, a library is not created.I ...
Resolved! Which TCP/IP stack ST recommends to use with the STM32H7xx MCU lineup.
I have the options for : FreeRTOS_Plus_TCP lwIP 2.1.3 (recommended to upgrade to this based on the official website) lwIP 2.1.2 (comes with the CUBEIDE).I need a robust and stable stack.
STM32H723VE Ethernet
Hello,I'm using the STM32H723VE chip in my project and I'm having some difficulties getting the Ethernet interface fully functional. Used this chip with the KSZ8041 and I'm giving ping. I enabled the D-Cache and I-Cache, performed the MPU settings. I...
How to adapt SFP modul with Cortex-M microcontroller?
Hello everyone,I need some ideas and recommendations on how to solve the following problem effectively.Our customer wants to use SFP modules (1000 Base-SX standard) to send some data to a remote computer. As there is only very little data to be trans...
The Nucleo H755ZI-Q is not correctly recognised on the PC as an HID device
HelloI am trying to program the Nucleo H755ZI-Q card to be recognized by the PC as a USB HID (mouse). The problem I'm having is that no pipes are opening.So, the connection is not being made correctly and so my card is being recognized as a USB Input...
FreeRTOS - TICK_RATE_HZ
I'm wondering about the influence of TICK_RATE_HZ in FreeRTOS. If I understand correctly, this is the "granularity" by which RTOS can switch between tasks. So within an interval of 1ms a task cannot be released and another task which would have to pr...