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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STM32F4Discovery Demo quit working

Posted on August 09, 2014 at 23:18The demo program no longer works on my board. I flashed the audio demo from the STM32F4DISCOVERY board firmware package. After playing with it for a while, I flashed the board with the Demonstration hex file from th...

STM32 SPI problem

Posted on May 03, 2013 at 09:02I want to interface winbond W25Q64BV SPI flash with STM32F103VE running at 24MHz. I was able to perfectly read the status registers and ID's of flash using commands 0x05,0x35,0x9F,0x4B,0x90,0xAB. But I am not able to e...

STM32F429 UCLINUX ROOT FILE SYSTEM ISSUE

Posted on May 06, 2015 at 13:44i am having stm32f429 discovery board with uclinux running. i am facing problem is that once board booted proprly and got board console,if am trying to create any file,it always tells write permmission error.then i che...

CubeMX 4.7.1 not using STM32L1 1.2.0

Posted on May 06, 2015 at 00:27I updated CubeMX and installed the new 1.2.0 firmware for the STM32L1 family earlier today.  However, CubeMX won't migrate existing projects or create new projects using the new firmware package.  Even after deleting 1...

seth by Associate II
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Confusion on STM32F407 DMA FIFO mode, Please help

Posted on May 04, 2015 at 06:42Hello everyone,Nowadays, I'm trying to figure out how the FIFO of DMA works. But get stumbled with the DMA memory to peripheral mode with FIFO enabled.Firstly, the STM32F4 ''RM0090 Reference manual'' P.219 ''Memory-to-...

sunnyqd by Associate II
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how to enable Clock-out capability (MCO Pin)

Posted on May 06, 2015 at 13:00I want to have a sample of system clock at MCO pin of STM32F107RC micro controller. I use dspin firmware library for driving stepper motor. The on board crystal is 8MHz and system clock set to be 72MHz. I add this code...

yasamin by Associate II
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STemWin and Ecplise 8.6.0

Posted on May 06, 2015 at 12:22Hey, I want to use STemWin in Eclipse 8.6.0 with the Cross ARM Compiler. I implemented STemWin succesfully in Keil. This was no problem. The implementation in Eclipse seams no that simple. I created a new project, whic...

gross by Associate II
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SPI Transmit only

Posted on May 05, 2015 at 13:54Hey, I want use the SPI interface of the STM32F407 in transmit only mode. I tried some different solutions but it did not work. Can you tell me please which commands I have to use in the SPI Init? I can not find any op...

gross by Associate II
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