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stm3210c-val

Posted on May 29, 2012 at 11:52hi, I am using stm3210c-eval and Ride7.  in my project i need to write and read from a micro sd card (file.txt). can you help me?    thanks .  

aymen by • Associate II
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  • 4 replies
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Timer interrupt handling - multiple flags

Posted on May 28, 2012 at 07:28How should multiple interrupt flags be handled in the timer ISRs? 1. Handle all flags at the same time? 2. Handle a single flag? My code originally did #2, but I found sometimes I would get into a state where an interr...

jkuek by • Associate II
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  • 1 replies
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IACCVIOL

Posted on May 25, 2012 at 18:50Hello, I am working with a STM32100 RBT6 microcontroller. I was working on a firmware and as the souce code grows up a I had the software starts reach the hard falt handler. I loocked for the CFSR register and the IACC...

STM32F4, Tips for a beginner?

Posted on May 24, 2012 at 08:52I have lots of experience with the Arduino and the STM32F4 is my first ''real'' step into microcontrollers. I've downloaded all of the PDFs and the firmware from the STM32F4DISCOVERY page. They have been helpful but I'...

upgrdman by • Associate II
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  • 5 replies
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How to erase the chip?

Posted on May 24, 2012 at 16:36I use ST Visual Programmer and http://www.st.com/internet/evalboard/product/250863.jsp. During programming I set Read Protection ON. But now I can not erase or reprogramming the chip (STM32F103RB). I can see ''The devi...

SPI timing issues on STM32F103

Posted on May 25, 2012 at 03:36I'm having some issues with the SPI on the STM32 and I can't seem to figure out what the problem is.  I'm having issues on both the TX and RX directions. I'm using it in master mode in both cases.  I have multiple devi...

rluck1 by • Associate II
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  • 2 replies
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How to configure SPI on STM32F103?

Posted on May 23, 2012 at 11:52Hi, I am trying to use the OLIMEX STM32-P103 (ARM cortex M3) as SPI master to get some information from an accelerometer but, I dont know how to use SPI. Even after many hours of searching on the internet i did not fou...

Secure firmware upgrade: ecryption

Posted on May 23, 2012 at 09:33Hello, I read this application note about secure firmware upgrade http://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/APPLICATION_NOTE/DM00044227.pdf So i want to ask about the encryption method tha...

hisham23 by • Associate III
  • 1244 Views
  • 3 replies
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PWM with Buzzer

Posted on May 16, 2012 at 10:45 Salut a tous, SVP quelqu'un peut m'aider, j'ai créer un application sur PWM de stm32f100rb pour générer une tonalité sur un buzzer, mais je sais pas comment générer les notes Do,Ré,Mi ... svp quelqu'un peut ...

STM32F207 direct drive of LCD

Posted on February 07, 2012 at 21:22I'm up for a new project, to save money on the LCD we are looking in to use a realy sheep display without driver. The resolution is 480x286 so I guess to display a simple static GUI using the FSMC would not be a b...

oe2 by • Associate III
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  • 17 replies
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