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! Internal Pull up STM32G4 series

Hello,I am using the internal pull up for the input pins, but when read the port status using the program, it always reads 0 instead of 1. I expected it to read 1 and if make that pin grounded it shall read 0.   

STUser34 by Associate III
  • 1116 Views
  • 12 replies
  • 4 kudos

STM32 SDRAM Access Results In HardFault

Hello, I am using STM32F469BIT with W9812G6KH-6I TR SDRAM and no matter what I did, I could not write to or read from SDRAM since MCU goes into hardfault whenever i want to access SDRAM. I configured FMC according to this article. I am running SDRAM ...

Serp1_3-1738654394171.png Serp1_0-1738669884237.png Serp1_0-1738669527625.png Serp1_0-1738655046761.jpeg
ÇSerp.1 by Associate II
  • 473 Views
  • 1 replies
  • 0 kudos

STM32H747: Reducing standby mode current consumption

Hello, We are using the STM32H747AI on a custom board and attempting to enter standby mode for power savings. The system supply is configured as "SMPS supplies LDO (no external supply)" to be able to use the boosted performance at 480MHz, but the chi...

2025-02-03T14_35_13,582544216+01_00.png
RopApe by Associate
  • 321 Views
  • 2 replies
  • 0 kudos

Resolved! RM0477 Reference manual documentation error

Hello STM, I'm working on a project using the STM32H7R3L8H6H MCU with a PSRAM chip connected via HEXASPI to XSPM1. I'm encountering massive issues with the PSRAM initialization, which I described in a different post. I found a discrepancy between the...

Intector_0-1737788347282.png Intector_1-1737788477897.png