STM32 MCUs Products

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How do I connect the STM32F4 Discovery to external power?

Posted on October 22, 2014 at 07:20For the STM32F4 Discovery board, can someone tell me exactly what pins need to be connected in order to power this externally (i.e. not via USB)? Surprisinginly, I can't find any place where this information is cle...

sandtime by Associate II
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STM32F429I-DISCO 2.4'' LCD Problem (white lcd)

Posted on October 02, 2014 at 14:29Hello all. I have a discovery board with the 2.4'' LCD.When i download any example with GUI in all situations and wait some time the screen goes white.  Does anyone knows why and if the board is defective.Thanks.

0690X00000602yHQAQ.jpg 0690X00000602yMQAQ.jpg
issaiass by Associate
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USB port on 32L152CDISCOVERY

Posted on October 22, 2014 at 09:16Hi, I notice that the 32L152CDISCOVERY device has only1 USB port, which is connected to the ST-LINK V2 part. Can I configure this port for ''user'' USB communication as part of my application running on the STM32L1...

bnp979 by Associate III
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  • 3 replies
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usb bootloader in cortex-m3

Posted on October 16, 2014 at 12:50Hi everybody, this is my first post on STe2e, so be patient with me. I've read a good amount of threads related to bootloaders/interrupt/VTOR but I cannot find a final word to my problem so I decided to start a new...

STM32F0 UART not sending data

Posted on October 20, 2014 at 11:20 I'm new in ST world. I'm trying to work with UART, so I wrote this code to initializate UART and to send ''Hello''. I'am using STM32F0 board. #include ''stm32f0xx_gpio.h'' #include ''stm32f0xx_rcc.h...

mahfoudhi by Associate II
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What is the best IDE for STM32?

Posted on October 22, 2014 at 09:51used for many yearsKeilproducts,butlatelyI findthat it containsmore errors,backlogsandproblems thanis healthy.Is thereTrueStudioorIAREmbeddedWorkbenchforARMbetter?

asrock70 by Associate II
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Virtual Com example in Iar 6.50

Posted on October 22, 2014 at 17:33Hi guys,after the Iar Embedded Workbench 6.50 installation, I found this folder in this path:...\ST\arm\examples\ST\STM32L1xx\IAR-STM32L152VB-SK\VirtualComCan someone explain me how can I use this example on my stm...

ndonj86 by Associate II
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  • 1 replies
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stm32f429 and sdram

Posted on July 11, 2014 at 17:58hello every onei use stm32f429 disco and keil compileri need to load a .bmp file to sdramthe .bmp file is about 230400 bytesso i define DATA_IN_ExtSDRAM and i config the options like attached filebut it makes hard fau...

STM32F3 DMA and concurrent memory access

Posted on October 22, 2014 at 11:00Hello, I'm new in STM32 World. I have a question:I enable ADCs in my STM32F3 with dma access and microcontroller works very well, but, in F3 is not possible double buffering or pinpong method with dma, correct?So, ...

lrosadev by Associate II
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  • 1 replies
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