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state machine

Posted on February 09, 2015 at 10:53how to use state machine in arm,can yo plz tel me and give me a example

128Mbit SDRAM Configuration

Posted on February 06, 2015 at 15:02I'm developing a prototype using STM32F4 - to start a first prototype I started to write the software for the STM32F429I-DISCO board. I used clive's init code to drive the 64Mbit SDRAM onboard - it works like a ch...

karbach by • Associate II
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Best way to debug a STM32L152 Discovery board

Posted on February 06, 2015 at 15:14HiI am working with a discovery board with an embedded ST-Link. Debugging over the embedded ST-Link works great over USB. However I need to develop software that uses the USB port as a USB HID Device. Doing this w...

per2399 by • Associate II
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STM32 Discovery Timer Reset problem

Posted on February 08, 2015 at 17:25Hi, I'm STM32F4-Discovery board and am trying to log GPS data into uSD card. I've configured the DMA and am able to view the data in the card. But, the data has gaps which was expected as the DMA interrupt is coun...

Application (.hex) Flash Write on STM32F407

Posted on February 07, 2015 at 06:00Hai all, Now i am working with STM32F407 for OTA (Over the air) via ethernet.I can able to receive some sample bytes of data via ethernet and i can able to write on flash successfully.Now i want to flash write one...

STM32 sdio sdhc 4gb problem

Posted on September 13, 2012 at 08:37Hello, I've a problem with sdhc used with sdio in stm32f4-discovery platform. I've tried 2 versions of fat file system and sd driver, but I am not able to run sdhc properly. The things I tried; 1) Nemui's sdio i...

yigit by • Associate II
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STM32F0 SPI CRCERR bit problem (with DMA)

Posted on January 30, 2015 at 04:06I seem to have a problem with the CRCERR bit in the SPI SR for a STM32F031. The CRC generator is turned on, and the RXCRCR gives the correct CRC for the message received. A string of bytes is sent (hex 81 02 00 00 ...

gahelton1 by • Associate III
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Using SPI4 in STM32F429 - what are the changes needed

Posted on February 08, 2015 at 15:05I want to use STM429 MCU's SPI4 .But when I checked stm32f4xx_rcc.h  it only provides upto 3 spi's gates.How can I add support for SPI4 ?What are the changes in the which files required inorder to achieve SPI4 wor...

Using SPI4 in STM32F429 - what are the changes needed

Posted on February 08, 2015 at 15:08I want to use STM429 MCU's SPI4 .But when I checked stm32f4xx_rcc.h  it only provides upto 3 spi's gates.How can I add support for SPI4 ?What are the changes in the which files required inorder to achieve SPI4 wor...

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