STM32 MCUs Products

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Resolved! STM32H7 CAN bus not receiving a particular unlucky message

I have a CAN bus between STM32H745 and STM32F042 processors using Standard CAN for communicating. The transfer, receive just works fine for any packet other than the following: I cannot explain it. The data byte starts with 0xd2 0x01, STM32H7 does no...

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hsamurai by Associate II
  • 1378 Views
  • 6 replies
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Resolved! What is the flash memory map for the stm32f205re and rf?

We are using the stm32f205rgt6tr. At present they are not available. We are looking at using the stm32f205re or rf as a replacement, but the memory map in the reference manual and flash programmer manual only have the map for the rg.

JDavi.9 by Associate
  • 633 Views
  • 2 replies
  • 1 kudos

Resolved! STM32H7 DMA Data Reception Issue..

Hi, I'm using USART2 in DMA mode. But i'm receving data was incorrect alignment. (i.e) Data last byte was get in my first byte of data. I don't know why its happen. I'm enabled I & D-Cache memory also and the DMA buffer was stored in in RAM_D2(0x30...

Vel by Associate III
  • 2022 Views
  • 8 replies
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STM32f446 both can1 and can2 reciving interrupts (slaves)

Hello everyoneI want to know if I can set the two can interface in slave and recieve messages ,I have could get message from one or another setting the index of filter ,but I need listen both at the same time :(.Any idea ? or is the any hw limitation...

Jvela.11 by Associate II
  • 1453 Views
  • 4 replies
  • 0 kudos

Resolved! Memory Map Issues of STM32F303RE

Hello, I am checking the Flash size and memory map of STM32F303REHowever, I noticed the address of Flash memory is from 0x0800 0000 to 0x0804 0000.It means only about 262K address line, but the STM32F303RE's Flash is 512K.How does it arrange the size...

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yang2 by Associate III
  • 635 Views
  • 1 replies
  • 2 kudos