STM32 MCUs Products

How can I accept N IDs on CAN?

I'm trying to filter all IDs except 4 using the struct "FDCAN_FilterTypeDef", without using "FDCAN_FILTER_RANGE", "FDCAN_FILTER_MASK" but a type like "FDCAN_FILTER_DUAL" not with DUAL but N.How can implement it?

STM32 F4 - SDIO - Facing Data CRC failure while doing SDIO read/write, Anyway to avoid or recover this problem?

Hello!I am using STM32-NUCLEO-F412ZG board. I want to use SDIO (only IO) functionality as host.I am able to init, read, write to SDIO peripheral using polling.Before asking question let me give some background of implementation,Not using DMA4 bit SDI...

VREF+ Pin on STM32F103RCY6 (WLCSP64 Package)

I have a question regarding the VREF+ Pin in the above mentioned device. The datasheet DS5792 Rev 13 of the STM32F103xC devices states on page 36: " Unlike in the LQFP64 package, there is no PC3 in the WLCSP package. The VREF+ functionality is provid...

UART DMA TX

Hi there !Is the first time i wrote at this forum. I start to work with UART and DMA ,and i configurate the buffer in circular mode. I don't understa why when i call the library he continus to send over and over all i have in the buffer , i appearanc...

Specifying the Interrupt priority.

Hi every body. I want to manage two events with general purpose timers 16 and 3. As a convention in ARM processors, as much as I know, the lower interrupt number corresponds to the higher priority. So I think I need to manage event with higher priori...

STM32H743 AXI QOS

Hi,In RM0433 Reference Manual there is a description of the AXIM indicating the possibility to change the QoS for the AXI switch matrix, but cannot find the reference for the indexes used in AXI_INIx_READ_QOS or AXI_INIx_WRITE_QOS.If there any manual...

transmission and reception problems with stm32f103c8 with nrf24 library

hello, i am developing my project in a stm32f103c8 (bluepill) with Keil and CubeMX, i want to use a nrf24l01 transmitter and for this i looked for a tutorial which is exactly what i want to do. the problem is that when i do it i notice that the radio...

Why do I need USART RXNE interrupt enabled in order to make DMA USART RX transfers work?

I want to use DMA1_Stream5, Channel 4 to receive variable length packets on USART2. the first 3 bytes of each packet contain a protocol ID, a packet type and packet length. I initially set the RXNE interrupt enabled so I can interpret and decode thos...

how do I order samples from ST store