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Forum Posts

DMA Error Due to TSVREFE Bit

Posted on August 14, 2012 at 18:38This issue has been a thorn in my side for several days now, so I figured I would post the problem in case it ever affects others. I've been developing some code that interacts with the Standard Peripherals Library ...

tawnos23 by Associate
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Multiple software reset conditions.

Posted on September 09, 2011 at 10:35Hello,I'm developping an application with bootloader. Today I'm using USART1 to communicate with the host PC, and I'm using a software reset to enter bootloader mode on demand (bootloader check if it's a software...

root by Associate II
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Powering STM32F4-Discovery from micro usb

Posted on August 14, 2012 at 03:05I'm looking to power the STM32F4 discovery from the micro usb port, while keeping modifications to the board at a minimum (I don't have great faith in my smd soldering).This is my current idea:- remove r46 to ensure...

devin122 by Associate
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STM32F4DISCOVERY - PC0 and PB2 pins

Posted on August 08, 2012 at 21:30Hi,     I would like to have some more information in regard of the PC0 pin on the STM32F4Discovery. I read on the forum that quite some people use this pin as an adc channel, but on the User Manual I can see that i...

guitest02 by Associate II
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FreeRTOS to STM32F4DISCOVERY - Crossstudio

Posted on August 12, 2012 at 10:26HISimple port off FreeRTOS to STM32F4DISCOVERY. in Rowley's wonderfull Crossstudio 2.3The demo is an implimentation off the killer app, 'flash 4 leds' :)there are 4 tasks, one for each led.....http://fbconsult.dk/Di...

finnb2 by Associate II
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F4 Discovery Max SPI Speed

Posted on August 11, 2012 at 02:46Hello,1. What is the maximum SPI speed I am suppose to achieve with the 8MHz HSE? 2. I would like to achieve at least 25MHz, what would it take to achieve that both code and HW? Currently with my code below I get 13...

jvaldez by Associate
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clock problem

Posted on August 12, 2012 at 15:25I want to use the HSI, and the code is like the following: void RCC_Configuration(void) {  RCC_DeInit();  RCC_HSICmd(ENABLE);  RCC_AdjustHSICalibrationValue(0);  RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2P...

STM32F0 & STM32F1 code compatibility

Posted on August 10, 2012 at 12:09Hi. I m just complete with a project using a STM8S. I went through development with a STM8S-discovery, which is by the way a great evaluation tool : cheap, and no useless peripherals such as LCD. Just had to solder ...

thibaut2 by Associate II
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LCD Display clashes with EXTI - STM32F4 Discovery

Posted on August 13, 2012 at 11:35Good morning everyone,I managed to make my LCD Display  work by using a simple ''delay'' function which counts the time I need to wait.I also use quite a lot a interrupts in my project.The problem is: If an interrup...