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Nucleo STM32F4012RE with StdPeriph USART Issue

Posted on November 21, 2015 at 13:26Hi,I've been trying to get USART working on my Nucleo board with the StdPeriph Libraries. (I haven't moved to HAL yet). Anyway, I have followed clive'1 post from [DEAD LINK /public/STe2ecommunities/mcu/Lists/STM32...

dman by Associate II
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Vref - ADC accuracy

Posted on November 20, 2015 at 09:33Hi, Are there any software examples available about improving the ADC accuracy by using Vref? I’m trying to eliminate conversion errors due to Vref fluctuations. Thanks  

paul2 by Senior
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STM32Cube V1.9.0 F429 Demo bug

Posted on November 17, 2015 at 21:42HiIn the  STM32F429I-Discovery Demo STM32Cube\Repository\STM32Cube_FW_F4_V1.9.0\Projects\STM32F429I-Discovery\DemonstrationsThis demo worked the first couple of times, but then I've had this demo randomly fail whe...

st140728 by Associate II
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FSMC access speed

Posted on November 20, 2015 at 08:08HiI need to configure the FSMC in an STM32F4  to the fastest possible read access. I am reading an external FIFO and I need to read it as fast as it is possible. What are the parameters that influence the access s...

albertbu by Associate
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STM32F4 FFT problem

Posted on November 19, 2015 at 15:36I have installed all DSP source files on the project and f32 fft works perfectly, but when I switch to q31 or q15, while  the input buffer shows got data, the output buffers all values (the frequency spectrum) are...

matas by Associate II
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  • 4 replies
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CubeMX version inconsistency

Posted on November 20, 2015 at 02:20As far as I know, the current version of CubeMX is 4.11.00. I'd downloaded the windows installer for the standalone version STM32CubeMX from http://www.st.com/web/en/catalog/tools/PF259242 and it works as expected...

STM32F4 fft to orginal signal amplitude confirmation

Posted on November 20, 2015 at 17:40Hey guys, I just need a confirmation, that I understood this correctly. To compute the orginal signals amplitude from the FFT amplitude, you have to divide the FFT specific frequency amplitude from the FFT length ...

matas by Associate II
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JLinkGDBServer Problem Write Accessing BKSPRAM and CCMRAM

Posted on November 20, 2015 at 17:37Hi All,I have recently moved over to using a Segger J-Link JTAG adapter. I'm using JLinkGDBServer, ARM Tools GDB in eclipse. The device on my target hardware is an STM32F427II. It appears that I only have R/W acce...

kirem by Associate II
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Alternate function mapping table

Posted on October 18, 2013 at 11:04Hi all,at page 135 of http://www.st.com/st-web-ui/static/active/en/resource/technical/document/reference_manual/CD00240193.pdf, I found a note: ''To know which functions are multiplexed on each GPIO pin, refer to t...