STM32 MCUs Products

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Confused by Run* state of STMH7

According to RM0433 Rev 8:The Run* mode is entered after a POR reset and a wakeup from Standby. In Run* mode, the performance is limited and the system supply configuration shall be programmed in PWR control register 3 (PWR_CR3). The system enters Ru...

Trigger SPI using Timer

I'm using STM32H723ZG I want to know if a Timer's update event can trigger SPI transfer without any software interrupts.This is the problem

STM32H523 QUADSPI W25Q64 External Loader

Hi, I'm trying to do an external loader according ST's MOOC and this forum https://community.st.com/t5/stm32-mcus-products/stm32h5-external-loader/td-p/601134.My code pass on all ST's tests of memory, but when I generate a stldr it does not read on c...

MMira.4 by Associate II
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  • 10 replies
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USB CDC device not recognized

Hello everyone. I am using an F411 and I cannot figure out how this is supposed to work. I enabled USB_Device in middleware, enabled USB_OTG_FS, and set up line encodings based on the default STM32 example, but when I flash STM (or step through with ...

Sandman2_0-1764225519675.png Sandman2_1-1764225567364.png

STM32H742AG Flash Erase Bank 2 issues

Hello,I am trying to erase flash bank 2 and then re-write with an incoming application. This appears to work that when I read back some of this sector it's changed to 0xFFFFFFFF, however when I restart or connect with STLINK it reads out as 0x0000000...

kip18 by Associate III
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  • 1 replies
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Resolved! STM32H7 DMA

HelloCan the STM32H743 modify data at two non-consecutive peripheral addresses in a single DMA event,A DMA event changes two peripheral addresses,

zhaowhong by Associate III
  • 121 Views
  • 3 replies
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