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Forum Posts

internal command error st-link

Posted on March 27, 2013 at 07:40When I try to debug my target board with stm32f103rbt6 with st-link (from discovery board), I get a message ''internal command error''. After, I get few messages ''Error while attempting to read 64 bytes from memory ...

ss2 by Associate II
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Stop interrupt during BootLoader

Posted on March 27, 2013 at 02:31Hi. I am using AN2557 appilication as my base line for BootLOader. I have some question. 1. If I use the systick int during that time, is there any period I have to close it , like during FLASH programming or going t...

Barbie by Associate II
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USB MSC Host issues

Posted on March 26, 2013 at 14:43I'm using an STM32F105VC Z; the hardware design is about a year old and has worked fine with the exception MSC flash recognition. The MSC system software is based on the OTG 2.1 and HOST libraries and the MSC example...

mjscott by Associate II
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Flash loader demonstrator V2.6.0 command line problem

Posted on March 27, 2013 at 10:59I did not receive response for my previous question; Here is the exact description of the problem. Command below c:\''Program files\STMicroelectronics\Software\Flash Loader Demonstrator''\STMFlashLoader.exe -? return...

var2 by Associate III
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I2C EEPROM Transmittiong and Receiving

Posted on March 21, 2013 at 11:55Hi,I am trying to send Datas to a 24C128 EEPROM via I2C interface of an STM32F4 Discovery. The problem is that I am not receiving the same value I am writing into the EEPROM. I am trying to write 0x05 into 0x00 addre...

External SRAM (FSMC) poor performance

Posted on March 26, 2013 at 12:02Dear all, I have developed a board on which a STM32F205 microcontroller is connected to an asynchronous external SRAM (ISSI IS61WV102416BLL) which has read/write access times of 10ns. This RAM is used as a picture b...

johann23 by Associate II
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Programming MCU using CAN

Posted on March 27, 2013 at 08:55Hi all!I am currently working on a project where i am to program the MCU (STM32F107) over the CAN bus. I have looked into to the ''in-application programming'' and the bootloader datasheet, but there is some question...

ojoel by Associate
  • 493 Views
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HardFault

Posted on March 22, 2013 at 21:09Hello,I have a problem which i cannot resolve.My first code, a DCF77 receiver which update my RTC once a day runs fine without any problems.Now, i have added a new function to calculate the Sunrise or Sunset time for...

stmf1xx class b certification

Posted on November 08, 2011 at 16:28AN3307 Application note Guidelines for obtaining IEC60335 Class B certification in any STM32F1xx applicationanyone have experience with this?cross posted at Keil forum

emalund by Associate III
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SSD1963 and STM324 FSMC

Posted on March 01, 2012 at 14:49Hello, i have working code for SMT32F103 without fsmc controller, and now i was able to make code for STM32F4 with fsmc controller but it look like speed is the same. Where fsmc will give my speed improvement ? or i...

linas2 by Associate II
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