STM32 MCUs Products

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Forum Posts

Change IWDG timeout at runtime

Posted on January 22, 2014 at 15:20HiI'm porting a software from STM32F101/STM32F103 to STM32F0x family of uC. I need to change the watchdog timeout during runtime. On the F101/F103 this worked. On F0x it seems to fail. For me it looks as if after a...

hug by Associate
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stm32l100rb eeprom size 2kb or 4kb?

Posted on January 17, 2014 at 14:55In the http://www.st.com/st-web-ui/static/active/en/resource/technical/document/datasheet/DM00078075.pdf of the micro it's listed that the EEPROM size is of 2Kb.In the http://www.st.com/st-web-ui/static/active/en/r...

dfacchin by Associate II
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L6218E Error

Posted on January 21, 2014 at 19:54The original post was too long to process during our migration. Please click on the attachment to read the original post.

kqian by Associate II
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warning marker for vcp program

Posted on January 17, 2014 at 23:28Hey Guys, After I programed vcp for STM32F427 Eval board by following the example of STM32F429Discover board, but when I plug it into the PC, The PC can find it but always get a warning marker on the Device manager...

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kqian by Associate II
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Assembly Code Example

Posted on May 01, 2013 at 00:02I've made up a board and embedded a STM32F4 on it.  I want example assembly code to compile and upload to the chip.  I can't find any on the entire internet for a Cortex-M4.  Does anyone have a link to a generic GPIO b...

drobison by Associate II
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STM32F401CC Clock configuration

Posted on January 21, 2014 at 18:00Hello,We are developping an application on STM32F401CC mcu and we are not sure that our clock configuration is correct because, when we are setting baud rate of USART1 or USART2 greater than 115200 bps, data exchan...

vincent by Associate II
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STM32F0 SWD Lockout

Posted on January 20, 2014 at 19:43 Hi Everybody, i'm trying to get some of the STM32F0 peripherals (in this case GPIO, SysTick, NVIC, SPI, DMA) working. Im using IAR EW 6.7 + IAR I-Jet (which is connected via SWD to the Chip). A...

twalter by Associate II
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USB virtual COM port hot plug problem

Posted on October 17, 2012 at 16:58Hi,I have a problem while developing a USB-to-serial device and I am looking for a solution.I successfully implemented a USB virtual COM port on STM32F407 microcontroller. I can send and receive data to/from the co...

yesralph by Associate
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STM32f10x WWDG ''Window WatchDog Timer''

Posted on January 21, 2014 at 13:46Hello    I am using STM32f103RET6 in my project. This project is very important and device should never stop working. Also device is remote and it is not possible to reset it easily. I try to use WWDG for unforesee...