STM32 MCUs Products

Ask questions, find answers, and share insights on STM32 products and their technical features.

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Resolved! 1.8V VDD and 3.3V VUSB

Hi,I’m using an STM32L052 with LQFP32 package, VDD = 1,8V.According to the datasheet:“VDD_USB = 1.65 to 3.6V: external power supply for USB transceiver, USB_DM (PA11) and USB_DP (PA12). To guarantee a correct voltage level for USB communication VDD_U...

amel by Associate
  • 207 Views
  • 3 replies
  • 0 kudos

Resolved! STM32U575 - available pins for SPI / QSPI

 Hi @Issamos  Am planning to Quad SPI, which port we can use, i cannot able to find the data sheet below listed pins can use Controller -STM32U575VIT6 (LQFP64, 10 × 10 mm)QSPI_CLK → PB2QSPI_NCS → PB6QSPI_IO0 → PD11QSPI_IO1 → PD12QSPI_IO2 → PE2QSPI_IO...

HA2375- by Associate II
  • 487 Views
  • 8 replies
  • 2 kudos

Resolved! stm32H7 LTDC confusion

Hello, I want to use LTDC on the STM32H743VIT6 microcontroller, but when I enable this peripheral in CUBEMX, it does not activate correctly. For example, the pins for B are from B3-B7, while they should be from B0-B4, and the same goes for R, G.  

HOSI_0-1762926289188.png
HOSI by Associate
  • 156 Views
  • 1 replies
  • 0 kudos

Resolved! Can't flash the board (tried 3 different programmers)

Hello, I bought STM32H743XIH6 board and first tried to program it with FTDI programmer and STM32CubeProgrammer. It looks like the serial interface detects the board correctly as I can see it in the STM32CubeProgrammer but fails at a read attempt of 0...

Mondo by Associate
  • 302 Views
  • 4 replies
  • 1 kudos

Resolved! STM32G0 1.5.0 package version

Hello, I am fighting about a week to enable USB-PD comms on my STM32G0B1 MCU and even chat GPT literally told me - he don't have a solution ( shock, a?) One last try before I quit, is to try 1.5.0 package version but I can see in cube MX  only 1.6.0 ...

Screenshot 2025-11-07 at 00.18.13.png Screenshot 2025-11-07 at 00.12.26.png
grisom13 by Associate III
  • 308 Views
  • 6 replies
  • 3 kudos

Missing STM32U5 kernel clock limits

For H7, the kernel clock limit are given in Table 61 Kernel clock distribution overview as shown inhttps://community.st.com/t5/stm32cubemx-mcus/stm32h745-fdcan-clock-frequency/td-p/83540I do not find a similar table for U5 in the most recent datashee...

Resolved! STM32H753 Flash Memory Type

The STM32H753 Reference Manual (RM0433) covers the integrated flash memory inside the microcontroller. It does not say why type of flash is integrated though (NOR or NAND). Is it possible to share what type of flash it is?

Resolved! STM32G474 UART4 RX pin pull up

In STM32G474 UART4 pin no PC11(Rx) is 5 Volt tolerant . If I pull up this pin to +5V with 4.7kOhms then it will affect life or operation of microcontroller? please Suggest.