STM32 MCUs Products

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does anyone know on 'LITTLE File System' ?

hi,i'm porting of little file system in to the m7 b/dafter the porting task is done, it can not be operated properly.it prints to the console 'corrupted dir pair at 0x0 0x1'i don't know why this print message..here is my lfs settings#define LFS_READ_...

Fish by Associate II
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  • 1 replies
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Problem using DAC with DMA

Hi,I'm writing a post because I have a problem with the utilization of my DAC on my STM32F410RB.I'm using the DAC with the DMA to not surcharge the CPU but it seems not working every time.In fact when I'm triggering the DAC at high frequency 6 MHz fo...

FRDUPING by Associate II
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Where is the .a file for the default printf family?

I believe it is in libc.a or some such, but I can't see the config in Cube (32F417) and gradually renaming all candidate files in c:\st\... has failed to locate it (by hopefully throwing up an error).The project is in c:\xxxxxx\project1 but this libr...

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PHolt.1 by Senior III
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  • 17 replies
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STM32F407 SPI COMMUNICATION ERROR?

FIG1(FIRST VENDOR)FIG2. (SECOND VENDOR)I am using STM32F407 chip from two different vendors, the chip from first vendor works well with my SPI config but the chip from second vendor doesn't work with my SPI config. I am attaching with the pics of my ...

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STM32F103 SPI peripheral driver

Hey guys I am having one issue, with the stm32f103 SPI peripheral. I have developed my SPI bare metal mode(spi_mast_tran_byte(), spi_mast_recv_byte() : see pitchers below) and w25q128 flash memory in which I am reading its JDEC ID which is at address...

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KGupt.1 by Associate III
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  • 3 replies
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stm32f746disco board repair

hi,i have purchased the stm32f746 disco board recentlythe disco board stlink connection is in fail, after the i have shorted 5V - GND (big big big mistak..)i found that this led(LD7) control is in charge st-link mcu (stm32f103)LD7 Red LED is toggled ...

Fish by Associate II
  • 1046 Views
  • 4 replies
  • 0 kudos

Region RAM overflowed by 56520 bytes error?

My program does not fit into RAM region as stated in the title. However, I need to fit it somehow. How can I do it? Is it OK if I use SDRAM? Or how to decrease the usage of RAM?Btw, my board is STM32F746G-DISCO. Where can I find information about SDR...