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STM32U545 Execution Speed Slower Than Expected

Software Environment:Windows platformConfigured using STM32CubeMXCompiled with STM32CubeIDEHardware Platform:NUCLEO-U545RE-QMCU: STM32U545 (Cortex-M33, ARMv8-M)Test Objective:We initially noticed slow SPI performance (CS low to CS high) and decided t...

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Resolved! STM32H755 Dual Debug Startup Problem

Hi community,I have a problem that other people have also raised and I'd be grateful for help.I followed AN5361 and I watched this STM video on the same topic. First thing to mention is that the video and doc have different advice about whether the C...

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bramble by Associate III
  • 256 Views
  • 4 replies
  • 1 kudos

Resolved! NUCLEO-H753ZI: Communication with PC

I'm trying to use my NUCLEO-H753ZI board to send some message to my PC using UART. I read from the data sheet that USART3 is connected to the ST-LINK for the Virtual COM Port (VCP), and USART3 can directly transmit messages to the PC. However, in the...

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doronzzz by Associate II
  • 233 Views
  • 3 replies
  • 0 kudos

Tutorial of SPL2LL converter

Posted on July 17, 2017 at 15:49Hello ,  It's a good news , ST finaly develop a application to migrate from SPL to LL ,there's any tutorial please , how to use this convertor , what's the exeption .... Best regards #migrate #migrate-from-stmf4-to-st...

Resolved! STM32U5 HSE Crystal

I'm currently at schematic stage designing a board based around the STM32U5G9ZJT6Q. The PCB will be produced and assembled by JLCPCB, so I had a look for a HSE crystal they have in stock and found this:https://jlcpcb.com/partdetail/YangxingTech-X3225...

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AMars.4 by Associate III
  • 190 Views
  • 3 replies
  • 2 kudos

HAL_SPI_Transmit() returns HAL_ERROR STM32H7R3V8H6

Hello, I'm running into an issue interfacing the STM32H7R3V8H6 with a MAX31856 where whenever I try to use any sort of SPI functionality, it returns HAL_Error. This issue surprises me because the code that I am using is identical to the code I used o...

dfshea by Associate III
  • 393 Views
  • 10 replies
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Read Protection level 1

When I tried to enable read protection level 1 through STM32Cube Programmer(using ST link and J link), I was able to do so successfully. However, after enabling read protection, none of the peripherals worked properly—specifically, the push button an...

kRaje.1 by Associate II
  • 227 Views
  • 5 replies
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Resolved! STM32H7 GPIO control by both M4 and M7

Hello,I have a GPIO pin that is owned and used by the M4, i.e. Pin Context Assignment.  But on power-up, I'd like the M7 to do some work with it, toggle the state, before it starts the M4.  Is it possible for the M7 to programmatically take ownership...

R_DSP by Associate II
  • 135 Views
  • 2 replies
  • 1 kudos