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Issue when doing DCMI capture

Posted on January 20, 2012 at 05:12I have STM32F207 connected to the Aptina camera module. I use DCMI->DMA->PSRAM. I configured DMA in dual buffer mode to capture full resolution (5 MP). Capture is single shot. The problem I see is as follows: 1st c...

dragan by • Associate II
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uCLinux on STM32

Posted on January 18, 2012 at 18:11We were able to port the CodeSourcery uCLinux kernel for the STM3210E-EVAL to our target hardware employing an  STM32F103.  A few tweaks to the kernel source and config files were required to accomplish this feat. ...

uClinux STM32F2: Secure communications to the target

Posted on January 19, 2012 at 17:08I'd like to show in this thread how to establish a secure connection to an STM32F2 MCU using the 'dropbear' SSH daemon running on the STM32F2 target under uClinux. Ability to connect to an embedded device via a se...

STM32 I2C ''ACK Polling''

Posted on January 18, 2012 at 12:40Hi all, I need an expert advice. How to poll for ACK from addressed Slave device? The background is, if the setup has a variable count of slaves and how to get the available slaves? The second case is the M24C64 EE...

Artur1 by • Associate II
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Compilation problems for stm32

Posted on January 18, 2012 at 04:38 I have set up my toolchain under WinXP like that: 1. downloaded codesourcery LITE g++, installed it 2. downloaded Eclipse with C/C++ support 3. downloaded GNU ARM PLUGIN for Eclipse, and instal...

Why are resistors required on the boot pins?

Posted on January 17, 2012 at 10:46Hi, on the pins BOOT0, and also BOOT1 if used, the demo boards as STM32F4Discovery or others always use a resistor in line with the pin. The value varies quite much - in the AN3320 reference design, they use 10kOhm...

flyer31 by • Senior
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documentation of reset behavior ?

Posted on January 16, 2012 at 18:35The cortex-M3 specification has the reset vector at 0x0000004.  The stm32 places it in flash at 0x08000004, but requires modifying the vector table offset as part of the startup code.  PM0056 says this: The Progra...

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