STM32 MCUs Products

Resolved! DMA, timer, sync issues - STM32U5 to read GPIO IDR register

Hello, I'm trying to debug an issue I'm having with the GPDMA on an STMu5. I believe I'm mostly there but for some reasons I'm missing only some DMA triggers. So the situation is as follows: I'm trying to read the IDR register of a GPIO port into mem...

Resolved! Using PC2_C and PC3_C pins of STM32H733VGT6

Dear Team, We have selected STM32H733VGT6 (LQFP100) for our Project and trying to configure and design an ETHERNET (MII Mode) interface.While configuring it using CUBEMX,1) ETH_TXD2 is showing up on PC2_C Pin (No Alternative Pins Available).2)ETH_TX_...

Resolved! Comprehension XSPI and XSPIM on H7RS

Hello,I am wondering/unsure about the XSPIM in H/RS MCUs.I want to connect a quad-SPI NOR flash to an XSPI. Is the XSPIM needed at all?Let's say the XSPIM is in default configuration, i.e. EN bit in XSPIM_CR is 0.Does that mean that I can configure t...

Resolved! About Controlling NAND Flash using the STM32U535CE

Hello everyone,I am looking for middleware to control NAND flash using the STM32U535CE.The target device is the Macronix MX35LF4G24AD.I would like to perform page program/read, bad block management, and 8-bit ECC processing per 524 bytes. However, I ...

SDcard remount fails when f_mount returns FR_NOT_READY

Hi all.I'm working on STM32F427VI + Hal Library generated by CubeMX6.2. I use DMA and set the clock frequency of the SDMMC controller to 24MHz.If an SD error occurs through the run of the program, I remount SD Card by the following functions: 1 - MX_...

Resolved! ili9341.c file where is LCD_IO_Init(); located

in the ili9341.c file located in the "stm32cube_FW_F4_Vxx/drivers/BSP/Components/ili9341.c" in this file there is a function called LCD_IO_Init(); what file is this function at i noticed that in the ili9341.h file the function prototype for LCD_IO_I...

Resolved! STM32G0B1 LSECSS error

Hello, ST expertI'm using the STM32G0B1RCT6 and have enabled the LSECSSON. I've discovered a rather incredible phenomenon. I'm using a 3.3V battery for VBAT. When I disconnect the VDD of the MCU, it abnormally triggers the LSECSS fault. As a result, ...

Resolved! UART doesn't work

Hi evryone, I'm trying to initialise a very basic UART communication between my stm32 L552ZE-Q and my computer by following this tutorial: https://www.youtube.com/watch?v=dEQwSl8mCFs&t=924s I have no errors, no warning while compiling and the problem...