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

ROM Bootloader Get Checksum command fails

STM32G473 via SPI I have most of the other commands working, but the Get Checksum command (0xA1) fails to return an ACK when I send the CRC init value. I am using the default CRC configuration:#define DEFAULT_CRC32_POLY 0x04C11DB7U#define DEFAULT_CRC...

JBill.10 by Associate II
  • 161 Views
  • 2 replies
  • 0 kudos

Resolved! Does STM32H7R7 LTDC support DE mode only?

Hi, I am evaluating the STM32H7R7Z8J6, intended to working with a TFT-LCD which is working in parallel RGB interface with DE mode only. The HSYNC and VSYNC signals are not connected. Both AN4861 (Introduction to LCD-TFT display controller (LTDC) on S...

Leo2Ruan by Associate
  • 109 Views
  • 1 replies
  • 0 kudos

Resolved! STM32H7 I2S master receive clock problem

Hi everyone,I am working on an STM32H7A3ZI and I'm trying to to exchange audio data with an SGTL5000 audio codec. Because i want to both send and receive data from the codec i configured the I2S peripheral on the STM32 to Full-Duplex Master mode in C...

QSPI Memory Read Write verification

Hi all! AGENDA: Need to verify the external QSPI flash (AT25Q128A) all sectors Write, Read and Comparing with STM32L496ZG-P using driver code. APPROACH: For write, I am have created a buffer which comprises of page size of 256, and I am using two "fo...

Abhiram_12_0-1758122487919.png Abhiram_12_1-1758122640047.png

Resolved! System Bootloader and Retaining the Last GPIO State

I have a problem I can't solve.In a previous project, I used an STM32L4A6 and set the PC8 and PC9 lines high before entering the system bootloader. After starting the system bootloader, these lines remained high. They were used to maintain power to t...

SKape by Associate II
  • 391 Views
  • 4 replies
  • 1 kudos