STM32 MCUs Products

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STM32F4Discovery FAT FS

Posted on May 04, 2013 at 06:01I am trying to implement at FAT FS on the STM32F4 Discovery board...the firmware package provided by st supplies third party files.  But are these files enough to implement the FAT FS on the STM32F4 board? Or is there ...

ADC via dma and USART

Posted on February 13, 2013 at 10:52 Hello, i am having trouble writing code on STM32F4Discovery. my goal is to get values from ADC in continuous mode and send them to USART/UART (with DMA or without)using interrupts. so i wrote a code made out ...

STM32F4Discovery external interrupt problem

Posted on May 13, 2013 at 15:46 Hello,  I have a problem with external interrupts on STM32F4Discovery triggered via push-button. The button is connected to pin PA4 using the same technique used for USER button (the picture is from the user manual):...

l_ by Associate
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Continuous data reading from USART

Posted on May 13, 2013 at 00:53Hello,I have a USART data that comes from another device that runs continuously, I have to read all of this data and send it directly to a PC host through a USB.The problem is that I don't want to loose any received da...

slachist by Associate II
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STM32F4 running hot

Posted on May 11, 2013 at 10:43hello my sth32f4 discovery is mcu is running hot and u1 is hot also what is going on??

Calculate Temperature Sensor STM32L Discovery

Posted on May 11, 2013 at 19:44hi , I have a question , when I  calculate the temperature with this code using the formulate in the data sheet:val_adc=ADC_GetConversionValue(ADC1); vsense=(val_adc*Vref)/0xfff;val_adc=(vsense/Avg_Slope)-273.15;in the...

kotoel26 by Associate II
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STM32 Cannot read GPIO status

Posted on May 11, 2013 at 10:46 I've been trying for a week now, but I can't seem to read the status of the GPIO ports of the STM32F103RB. can turn LED's on, and transmit CAN, but really struggling to see what the issue is with this one. newish ...

rob by Associate
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STM32F4 SPI Clock polarity - How to change it dynamically?

Posted on May 09, 2013 at 22:50We can initialize the SPI port clock polarity  by :- SPI_InitStruct.SPI_CPOL = SPI_CPOL_Low; SPI_InitStruct.SPI_CPHA = SPI_CPHA_1Edge; If we have several slaves connected to the SPI port, different slave operated using...

shinseow by Associate
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