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Forum Posts

Setting up HSE on STM32F4 Discovery

Posted on December 12, 2013 at 15:48 I'm sure there's probably already a post on how to do this, but I can't find it so here goes: I'm trying to set up the external 8 MHz oscillator on the F4 Discovery. I'm using Keil IDE and have set my...

USART communication via RXNE interrupt only reads one char

Posted on December 11, 2013 at 22:37Hello ST Community,I am using a STM32F2 uC for my project, and I have configured an USART interface as an UART by not initializing the clock settings. In order to program the device the UART is connected to I send...

dmg0048 by Associate II
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USART won't send more than one byte

Posted on December 12, 2013 at 10:28 GPIO_InitTypeDef GPIO_InitStructure; USART_InitTypeDef USART_InitStructure; /* Enable GPIO clock */ RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOD, ENABLE); /* Enable UART clock */ RCC_APB1PeriphClockCmd(RCC_APB1...

Certificate Management for Embedded Devices

Posted on December 11, 2013 at 20:24One of the building blocks that we see most commonly misunderstood is how to manage SSL certificates in embedded devices. For this reason we have designed a whitepaper that provides an introduction to SSL certific...

wilfred by Associate
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STM32f427 clock system

Posted on December 11, 2013 at 11:43Hi,Is there the possibility to achieve the maximum CPU clock speed (180MHz) with the USB clock at 48MHz??According my calculations, to have USB clock of 48MHz I need to reduce the CPU clock to 168MHz, instead of 1...

ababo by Associate II
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[STM32F2xx] Running code from ram.

Posted on August 02, 2011 at 11:00Hello,I'm using tasking which allows easily to tag methods to be copied in ram at startup and then run them from ram.But I'm wondering at which extend it is a good idea ...On the one hand, run from ram means zero wa...

root by Associate II
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EWARM breakpoints not working....

Posted on December 11, 2013 at 11:57The subject line is not strictly right. I can set breakpoints but not on all of my code. Here is the story so far.I have written some code for the STM32F0 Discovery board. The code runs both SPI ports as masters, ...

jason23 by Associate II
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