STM32 MCUs products

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New possibilities for the ultra-low power segment!

STM32U0 is the first Cortex-M0+ with a static consumption of only 160 nA in standby mode with RTC (Real-Time Clock) and 16 nA in shutdown. It also achieves 118 points in CoreMark and targets SESIP level 3 and PSA level 1 focusing on firmware code pro...

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DMA UART

Posted on July 29, 2014 at 20:26I am trying to send an array over UART using the DMA. I dont know why the DMA does not send more than 65535 elements.Is there a restriction on the DMA for only 16Bit numbers only ? #stm32f4 #board #discovery #rtfm ...

Change heap size in IAR embedded workbench

Posted on July 29, 2014 at 21:07HiI'm trying to get the USB virual com ports working with a STM32F401 discovery board, using IAR workbench, and the code generated from STM32 Cube MX. I found this/public/STe2ecommunities/mcu/Lists/STM32Java/flat.aspx...

bgeri91 by Associate
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Reading Problem from ADC

Posted on July 29, 2014 at 00:53Hello,        I am reading from an external ADC in parallel interface(16 bits). I dont know what is wrong, only my port PE0 and PE1 are talking to the controller at 1V and rest all others taking at 3V. when I remove t...

RAM in stm32 eval board

Posted on July 28, 2014 at 13:02How do you find how much RAM you have for a board? Specifically, I am working with an stm32 eval 2 board and would like to know how much I am working with. I am sure this is very elementary and I am missing something ...

DFU mode driver v3.0.4

Posted on February 03, 2014 at 17:30The DFUse software package (STSW-STM32080, version 3.0.3) comes with the USB Tube driver (STTub30.sys) version 3.0.1.  This driver works for me on Windows 7, but does not work on Windows 8 for me.  At some point i...

32L0538DISCOVERY

Posted on July 28, 2014 at 11:51Hi everyone,I apologize beforehand if this isn't the right place to post my question, but I just started with this forum :).Anyway, I've been given an STM32L0538-Discovery board for a project and I can't seem to find ...

zehpaulo by Associate
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Any STM32F407/405 RCC_xx differences?

Posted on July 28, 2014 at 22:01�My hardware guy� bought 2 Olimex H-405 boards.  (He wanted 64-pin QFP.) Code loads and runs using an external ST-LINK/V2 and its 20-pin cable. Or rather runs some then freezes.After setting SysClk to 168 MHz then set...

picguy2 by Associate II
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WFI() debugging

Posted on July 25, 2014 at 18:47I have used WFI() previously, but I can't figure out what is going on with my current code.  The WFI() returns immediately, but I can't figure out what interrupt is active.  Any tips for determining what caused a WFI(...

mreuter by Associate
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