STM32 MCUs Embedded software

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STM32F746 Ethernet DMA Transmit problem

Posted on August 11, 2016 at 11:57Hi, I am developing Ethernet driver on STM32F7-DISCO board. I set buffer address, buffer size in Tx descriptor. Then I set control bits in TDES0 of Tx descriptor and write DMATPDR register to send the frame. However...

zoltan2 by Associate II
  • 18 replies
  • 1 kudos

STM32F072 USB device spews bogus data

Posted on June 16, 2018 at 00:50Has anyone seen a similar issue?STM32F072CBT with USB 'Custom HID' based application (mix of 'HID' and 'Custom HID'), on a 100% custom board.With many hosts (desktop PCs and laptops) it works as intended.But with cert...

Pavel A. by Evangelist III
  • 1 replies
  • 0 kudos

BootLoader / Firmware update via SD card (IAP)

Posted on April 24, 2018 at 18:28Hello dear community,I have a few questions about a current project.We would like to use a microSD card on the Discoboard STM32f746G to update the firmware.We have already discovered successful attempts online but ha...

C. L. by Associate
  • 2 replies
  • 0 kudos

Getting started FFT STM32?

Posted on March 12, 2018 at 12:18Hello everyone:I have to make the FFT on my STM32L4 32KC board and I don�t know where to start. Sound is coming from the outside and I have to make the FFT.Any tips would help a lot.I�ve looking on the net for help, ...

Issues due to optimization level

Posted on June 26, 2018 at 23:00Hello All,              I hope your doing good. I am working on a project based on STM32L476RG using Keil v5. I have used assert in my code. It works correctly for the compiler optimization L2 and L3. But when I chang...